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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#317862#6414. Classical Maximization ProblemMonaco114514RE 100ms16648kbC++143.8kb2024-01-29 20:46:012024-01-29 20:46:01

Judging History

你现在查看的是最新测评结果

  • [2024-01-29 20:46:01]
  • 评测
  • 测评结果:RE
  • 用时:100ms
  • 内存:16648kb
  • [2024-01-29 20:46:01]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using pii = pair<int, int>;
using pll = pair<ll, ll>;
using pdi = pair<double, int>;
using ull = unsigned long long;

bool Mbe;
#define TIME chrono::steady_clock::now().time_since_epoch().count()
#ifdef Monaco
int seed = 0;
#else
int seed = TIME;
#endif
mt19937 rnd(seed);
int rd(int l, int r) {
    return rnd() % (r - l + 1) + l;
}

constexpr int mod = 1e9 + 7;
void addt(int &x, int y) {
    x += y, x >= mod && (x -= mod);
}
int add(int x, int y) {
    return x += y, x >= mod && (x -= mod), x;
}
int ksm(int a, int b) {
    int s = 1;
    while (b) {
        if (b & 1) s = 1ll * s * a % mod;
        a = 1ll * a * a % mod, b >>= 1;
    }
    return s;
}
const int N = 1e5 + 8;
int lx[N * 2], ly[N * 2], x[N * 2], y[N * 2], dep[N * 2];
vector<pair<int, int>> E[N * 2];
bool vis[N * 2];
vector<pair<int, int>> Ans;
int n;
pair<int, int> Solve(int cur, int fa, int Edge) {
    // cout << "Solve:" << cur << " " << fa << " " << Edge << endl;
    dep[cur] = dep[fa] + 1;
    assert(Edge <= 2 * n);
    vis[cur] = true;
    int rst = 0, cnt = 0;
    for (pair<int, int> ret : E[cur]) {
        assert(ret.second > 0 && ret.second <= 2 * n);
        if (ret.first == fa) continue;
        if (dep[ret.first] > dep[cur]) continue;
        if (!vis[ret.first]) {
            pair<int, int> Tmp = Solve(ret.first, cur, ret.second);
            assert(Tmp.second <= 2 * n);
            cnt += Tmp.first;
            if (!Tmp.second) continue;
            if (rst)
                Ans.emplace_back(Tmp.second, rst), rst = 0, ++cnt;
            else
                rst = Tmp.second;
        } else {
            if (rst)
                Ans.emplace_back(ret.second, rst), rst = 0, ++cnt;
            else
                rst = ret.second;
        }
    }
    if (Edge) {
        if (rst)
            Ans.emplace_back(rst, Edge), ++cnt, rst = 0;
        else
            rst = Edge;
    }
    return make_pair(cnt, rst);
}
void solve() {
    cin >> n;
    for (int i = 1; i <= 2 * n; ++i) {
        cin >> x[i] >> y[i];
        lx[i] = x[i];
        ly[i] = y[i];
    }
    sort(lx + 1, lx + 2 * n + 1);
    int cx = unique(lx + 1, lx + 1 + 2 * n) - lx - 1;
    sort(ly + 1, ly + 2 * n + 1);
    int cy = unique(ly + 1, ly + 2 * n + 1) - ly - 1;
    for (int i = 1; i <= cx + cy; ++i) E[i].clear();
    for (int i = 1; i <= 2 * n; ++i) {
        x[i] = lower_bound(lx + 1, lx + cx + 1, x[i]) - lx;
        y[i] = lower_bound(ly + 1, ly + cy + 1, y[i]) - ly;
        assert(x[i] > 0 && x[i] <= cx);
        assert(y[i] > 0 && y[i] <= cy);
        E[x[i]].emplace_back(y[i] + cx, i);
        E[y[i] + cx].emplace_back(x[i], i);
    }
    memset(vis, false, sizeof(bool) * (cx + cy + 1));
    memset(dep, false, sizeof(int) * (cx + cy + 1));
    int cnt = 0;
    Ans.clear();
    int rst = 0;
    for (int i = 1; i <= cx + cy; ++i) {
        if (!vis[i]) {
            pair<int, int> Tmp = Solve(i, 0, 0);
            cnt += Tmp.first;
            if (!Tmp.second) continue;
            assert(Tmp.second <= 2 * n);
            if (rst)
                Ans.emplace_back(rst, Tmp.second), rst = 0;
            else
                rst = Tmp.second;
        }
    }
    cout << cnt << "\n";
    for (pair<int, int> ret : Ans) cout << ret.first << " " << ret.second << "\n";
}

bool Med;
int main() {
    fprintf(stderr, "%.3lf MB\n", (&Med - &Mbe) / 1048576.0);
    ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
#ifdef Monaco
    FILE *IN = freopen("in.in", "r", stdin);
    FILE *OUT = freopen("out.out", "w", stdout);
#endif
    int T = 1;
    cin >> T;
    while (T--) solve();
    cerr << 1e3 * clock() / CLOCKS_PER_SEC << " ms\n";
    return 0;
}

详细

Test #1:

score: 100
Accepted
time: 0ms
memory: 10712kb

input:

3
2
0 0
0 1
1 0
1 1
2
0 0
0 1
0 2
0 3
2
0 0
1 1
2 2
3 3

output:

2
2 4
3 1
2
2 1
4 3
0
1 2
3 4

result:

ok ok (3 test cases)

Test #2:

score: 0
Accepted
time: 53ms
memory: 10980kb

input:

10000
2
-107276936 -310501829
419434212 585811870
-65754386 -491212232
381152038 897148193
3
-474045168 493506332
299114415 540203303
165808153 983551
-506936261 -694189769
766718170 -725540031
975267148 -593051087
1
-818952276 -762387923
584023914 -612401389
6
-77701228 -266484128
659434465 6322062...

output:

0
1 3
4 2
0
4 1
3 2
5 6
0
1 2
0
9 7
11 1
4 6
8 12
2 10
5 3
0
1 3
5 6
12 13
7 8
11 4
2 10
14 9
0
2 1
0
54 1
45 16
35 46
26 33
65 44
5 29
22 20
39 10
9 61
32 21
47 31
43 50
37 12
6 2
62 13
3 11
19 58
51 27
18 24
17 52
23 34
28 49
14 41
25 48
40 63
38 42
59 55
30 60
57 8
56 4
15 66
64 7
53 36
0
4 2
1 3...

result:

ok ok (10000 test cases)

Test #3:

score: 0
Accepted
time: 53ms
memory: 11420kb

input:

10000
1
999855386 999580905
999342928 999615227
21
999601032 999015398
999155628 999176944
999309856 999524434
999121011 999509537
999323572 999685730
999272272 999769606
999450559 999390758
999632027 999178534
999024993 999463838
999784856 999374197
999980525 999366771
999241260 999516879
999599548...

output:

0
2 1
0
30 26
9 19
27 4
41 2
40 12
33 6
3 5
35 7
16 23
42 13
1 17
8 36
28 14
38 29
32 18
20 25
10 15
21 39
37 34
24 31
22 11
0
9 22
3 16
28 30
27 5
2 24
11 6
18 26
4 8
12 7
23 14
13 19
10 29
17 15
1 20
25 21
0
25 21
15 19
17 2
28 11
24 4
20 10
3 27
26 23
5 22
1 13
8 7
6 16
12 14
18 9
0
13 8
20 24
3 ...

result:

ok ok (10000 test cases)

Test #4:

score: 0
Accepted
time: 53ms
memory: 11624kb

input:

10000
5
999984799 999981445
999958394 999984217
999994978 999981258
999955539 999938710
999936554 999963561
999907222 999907508
999938166 999941959
999910567 999986887
999901446 999961092
999994730 999963038
5
999916115 999962400
999948250 999940355
999954204 999920844
999928148 999990369
999978118 ...

output:

0
9 6
8 5
7 4
2 1
10 3
0
10 1
8 4
2 3
9 5
6 7
0
2 5
10 4
17 3
16 11
18 8
12 22
7 13
1 9
21 19
14 6
20 15
0
5 3
2 4
6 7
8 1
0
26 20
27 14
21 4
23 11
22 9
24 3
12 31
32 10
6 30
29 18
7 15
2 19
16 25
28 1
17 13
8 5
0
7 8
2 6
3 4
9 1
10 5
0
2 11
14 1
3 15
9 13
12 5
8 10
6 7
16 4
0
47 21
67 65
66 36
60 2...

result:

ok ok (10000 test cases)

Test #5:

score: 0
Accepted
time: 57ms
memory: 11904kb

input:

10000
1
999990146 999993828
999995909 999996353
56
999999851 999991179
999997250 999997987
999990590 999997316
999997350 999996856
999997034 999996236
999999396 999996897
999991180 999993309
999991265 999995185
999993952 999994054
999990210 999994471
999993201 999995893
999997170 999998971
999998201...

output:

0
1 2
1
87 61
10 52
54 33
109 3
108 41
22 25
48 7
21 85
8 14
90 92
40 60
53 29
93 102
63 103
81 34
66 82
76 111
55 50
100 24
83 78
31 11
43 42
88 51
30 9
79 15
28 70
59 56
27 23
107 68
18 77
58 84
17 57
91 64
49 69
112 96
86 36
94 72
35 38
105 37
65 5
80 75
12 2
4 106
104 62
20 95
47 101
26 13
45 32...

result:

ok ok (10000 test cases)

Test #6:

score: 0
Accepted
time: 58ms
memory: 12300kb

input:

10000
5
999999432 999999813
999999271 999999233
999999043 999999606
999999523 999999406
999999564 999999274
999999641 999999102
999999903 999999858
999999058 999999098
999999974 999999119
999999643 999999620
5
999999370 999999738
999999181 999999907
999999163 999999783
999999393 999999086
999999661 ...

output:

0
3 8
2 1
4 5
6 10
7 9
0
10 6
3 2
9 1
4 5
7 8
0
1 3
4 2
5 6
0
9 3
6 8
4 1
5 10
2 7
1
34 32
26 20
25 14
13 2
10 9
27 8
17 5
15 4
3 11
12 19
31 30
24 18
22 28
33 29
23 7
21 1
6 16
1
8 4
12 13
2 9
14 1
7 5
15 11
10 16
6 3
0
2 3
4 1
0
1 3
2 4
1
20 34
6 47
33 36
16 48
29 28
32 30
12 38
41 8
13 11
21 23
2...

result:

ok ok (10000 test cases)

Test #7:

score: 0
Accepted
time: 54ms
memory: 11692kb

input:

10000
14
-369804569 -904204119
526374829 -824374353
-127549933 -904204119
-68608787 929413707
-68608787 -363454459
526374829 929413707
693313139 -824374353
-127549933 -726843762
526374829 -904204119
526374829 -363454459
526374829 -409731440
693313139 -726843762
693313139 929413707
-68608787 -8243743...

output:

14
19 10
28 5
25 11
26 16
23 14
13 4
18 6
20 17
24 15
9 2
22 21
27 7
12 8
3 1
20
12 21
24 13
34 9
36 25
29 27
40 30
33 15
35 26
39 22
32 7
38 4
23 17
16 5
20 6
28 10
31 8
19 3
18 1
37 14
2 11
8
12 6
9 3
14 8
13 4
10 15
11 2
7 1
16 5
1
2 1
1
2 1
34
13 11
45 34
17 14
30 12
53 50
62 59
29 8
55 43
61 57...

result:

ok ok (10000 test cases)

Test #8:

score: 0
Accepted
time: 61ms
memory: 12044kb

input:

10000
5
-536123007 813600068
870612905 -192916365
-891077277 -192916365
-169354047 -86845158
-204880568 -86845158
-909192812 -613162163
-536123007 -613162163
602684169 -613162163
-909192812 813600068
602684169 -86845158
3
-296375355 579758813
-296375355 253508589
-296375355 -927878827
267975935 -927...

output:

5
9 1
5 4
10 8
7 6
2 3
3
2 1
6 5
4 3
5
10 9
3 1
6 8
7 5
4 2
5
10 9
5 1
7 6
3 4
8 2
5
2 1
4 3
6 5
8 7
10 9
2
6 4
3 5
1 2
1
2 1
13
3 2
26 6
16 9
14 12
15 18
19 1
13 11
24 20
17 7
21 5
8 4
23 22
25 10
4
10 4
8 7
1 9
3 2
6 5
3
2 3
6 5
1 4
2
4 1
3 2
5
10 1
3 5
8 7
9 6
2 4
7
6 9
14 4
13 7
10 3
16 11
15 5
...

result:

ok ok (10000 test cases)

Test #9:

score: 0
Accepted
time: 49ms
memory: 11260kb

input:

10000
13
38708650 -400244265
805800882 -207412170
-922757982 569623504
330308285 -400244265
-922757982 193222226
330308285 -701148819
-28889088 854967427
284328781 704931219
-397379302 854967427
284328781 252366771
-699696493 -701148819
953729077 -601089169
-858131099 -701148819
-397379302 193222226...

output:

12
18 17
15 13
20 11
24 6
4 1
22 26
8 10
16 7
9 14
5 3
12 25
21 2
23 19
18
3 1
31 4
6 5
30 7
17 8
14 9
11 12
16 13
19 18
33 21
10 24
23 29
36 35
27 32
15 2
25 20
28 26
34 22
7
8 11
7 5
10 16
9 4
13 1
14 2
6 3
12 15
3
2 1
5 4
6 3
1
1 4
3 2
2
2 3
4 1
8
13 2
12 3
5 8
10 7
16 11
9 15
14 4
1 6
3
5 3
8 4
...

result:

ok ok (10000 test cases)

Test #10:

score: 0
Accepted
time: 50ms
memory: 10836kb

input:

10000
2
-254673318 743896676
326182652 743896676
115024593 743896676
989112001 743896676
1
453875458 284043499
869627863 284043499
8
-68955663 625858753
-621253434 625858753
-315653340 625858753
-85160525 625858753
-592616333 625858753
114285020 625858753
618762545 625858753
524402507 625858753
1512...

output:

2
3 2
4 1
1
2 1
8
2 1
4 3
6 5
8 7
10 9
12 11
14 13
15 16
12
3 1
5 4
7 6
9 8
11 10
13 12
15 14
17 16
19 18
21 20
23 22
24 2
8
2 1
4 3
6 5
8 7
10 9
12 11
15 13
16 14
6
2 1
4 3
6 5
9 8
11 10
12 7
13
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
18 17
21 19
23 22
25 24
26 20
6
2 1
5 4
7 6
9 8
11 10
12 3
1
1 2
...

result:

ok ok (10000 test cases)

Test #11:

score: 0
Accepted
time: 50ms
memory: 10624kb

input:

10000
10
-302093372 -991014187
542702243 714369751
-370626462 -991014187
-700169063 714369751
-982732066 -991014187
-763837020 -991014187
320477527 -991014187
290144737 -991014187
18975042 -991014187
-339021181 -991014187
-525462052 -991014187
290144737 714369751
-538375359 714369751
15943074 -99101...

output:

10
3 1
4 2
8 12
15 13
7 19
11 20
16 6
10 9
17 14
18 5
10
14 1
11 3
5 6
8 7
12 15
13 17
16 19
10 20
18 9
4 2
18
18 6
20 7
12 10
11 3
24 15
30 21
27 22
34 25
9 26
5 28
23 31
29 32
4 33
8 35
36 14
2 1
17 16
19 13
35
64 1
4 5
6 2
33 12
56 13
19 16
28 17
20 14
34 23
49 24
67 26
30 27
7 31
35 32
54 39
43 ...

result:

ok ok (10000 test cases)

Test #12:

score: 0
Accepted
time: 51ms
memory: 11340kb

input:

10000
5
192354975 -209258445
955055576 -209258445
286707627 -209258445
-574795734 -209258445
-305243931 -209258445
-629755833 -209258445
-337515030 -209258445
980285884 -209258445
501317910 -209258445
312382135 -209258445
24
272466007 467288536
-963587196 -778274012
240097765 -778274012
-926564605 4...

output:

5
2 1
4 3
7 5
9 8
10 6
24
27 1
8 4
11 13
12 17
30 18
6 20
21 10
40 25
42 31
46 32
22 35
36 23
24 39
29 41
14 44
47 43
9 3
7 5
16 15
26 19
33 28
37 34
45 38
48 2
30
27 1
3 5
22 6
38 7
57 11
4 14
37 18
12 21
40 23
26 24
47 28
9 29
20 30
36 31
10 32
35 33
51 39
43 13
19 44
50 45
48 46
42 49
17 53
56 54...

result:

ok ok (10000 test cases)

Test #13:

score: 0
Accepted
time: 50ms
memory: 12616kb

input:

10000
11
135813326 608040171
135813326 -96255413
135813326 -31734533
135813326 -423296887
135813326 999444876
135813326 946760362
135813326 -599331154
135813326 -441599790
135813326 233339336
135813326 -759375115
135813326 163868817
135813326 321091518
135813326 -402236877
135813326 625124369
135813...

output:

11
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
18 17
20 19
22 21
1
2 1
16
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
18 17
20 19
22 21
24 23
26 25
28 27
30 29
32 31
11
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
18 17
20 19
22 21
7
2 1
4 3
6 5
8 7
10 9
12 11
14 13
2
2 1
4 3
7
2 1
4 3
6 5
8 7
10 9
12 11
14 13
1
2 ...

result:

ok ok (10000 test cases)

Test #14:

score: 0
Accepted
time: 54ms
memory: 11416kb

input:

10000
19
321791336 -226466052
321791336 138757626
321791336 -613429828
944682716 -446131303
321791336 -927463006
944682716 280242351
944682716 229347131
944682716 155568891
321791336 389911916
944682716 72836839
944682716 -613429828
321791336 229347131
944682716 -927463006
944682716 138757626
321791...

output:

19
21 4
12 7
28 8
35 10
3 11
5 13
2 14
18 6
34 19
24 20
17 23
15 27
9 29
38 31
32 26
22 33
25 36
37 16
30 1
19
26 1
31 2
7 4
29 9
27 10
18 14
15 11
33 20
5 21
38 22
13 24
34 25
16 30
37 32
8 36
28 12
6 3
19 17
35 23
8
4 6
16 7
5 10
8 11
3 12
9 13
2 15
14 1
4
4 3
5 6
8 1
7 2
6
2 1
4 3
6 5
8 7
10 9
12...

result:

ok ok (10000 test cases)

Test #15:

score: 0
Accepted
time: 50ms
memory: 11196kb

input:

10000
2
414226098 -53411011
414226098 -515361565
-572270323 -515361565
-572270323 -53411011
36
660074753 623771687
-917096747 533975361
660074753 337851674
-917096747 -902052044
-917096747 846238046
660074753 197157825
660074753 533975361
660074753 626049519
-917096747 -108293477
-917096747 64055247...

output:

2
4 1
2 3
36
52 1
40 3
32 6
46 11
12 8
51 17
25 21
43 24
63 26
19 27
28 15
48 29
16 34
20 37
30 39
42 41
33 44
62 45
71 49
68 50
14 53
23 54
31 55
56 47
22 57
36 59
13 60
9 61
65 64
5 67
69 70
18 72
66 7
4 2
35 10
58 38
1
2 1
27
6 2
41 11
36 12
14 8
7 15
34 17
27 18
50 19
20 16
29 22
13 23
53 25
32 ...

result:

ok ok (10000 test cases)

Test #16:

score: 0
Accepted
time: 55ms
memory: 11892kb

input:

10000
6
475408912 -758469962
-99052258 -758469962
-716758863 872897211
-66386054 -170278720
388817201 174925294
-776227900 -285032873
475408912 872897211
-997698204 -236300379
-716758863 -85108619
-776227900 -85108619
-716758863 -236300379
-66386054 -85108619
26
879874105 877328664
-286895493 621573...

output:

5
2 1
7 3
6 10
4 12
9 11
8 5
26
42 26
22 12
29 13
50 38
44 21
3 2
16 7
32 18
39 28
25 4
51 49
47 35
17 15
43 37
20 19
31 27
46 52
48 6
34 30
45 24
23 14
41 8
9 11
40 33
5 10
1 36
4
8 4
6 2
5 7
1 3
3
5 2
1 3
6 4
21
14 35
42 41
27 31
9 33
15 7
32 28
16 20
17 25
37 29
2 30
13 10
34 1
18 5
26 12
38 6
3 ...

result:

ok ok (10000 test cases)

Test #17:

score: 0
Accepted
time: 58ms
memory: 12036kb

input:

10000
9
-980409638 -116749812
830791554 -690170434
984923479 323045898
984923479 -116749812
-197520273 323045898
-858897130 -43820432
258471629 -979749918
258471629 -690170434
-858897130 323045898
105960247 -690170434
-197520273 -841854666
-234415044 -116749812
105960247 323045898
-358435325 -202957...

output:

8
11 5
6 9
18 16
14 15
7 8
2 10
13 3
12 4
1 17
14
10 4
6 15
32 16
26 2
14 8
28 17
30 19
22 18
11 27
13 7
34 29
9 24
25 5
31 1
21 23
12 33
20 3
11
8 2
3 16
21 4
13 9
20 11
12 22
10 5
15 7
17 1
6 19
18 14
4
7 1
4 5
6 8
2 3
9
17 12
16 22
6 18
7 1
15 2
14 4
3 5
13 8
11 20
19 10
21 9
4
8 1
6 4
2 7
5 3
13...

result:

ok ok (10000 test cases)

Test #18:

score: 0
Accepted
time: 66ms
memory: 12420kb

input:

1000
45
840710004 395646135
-851514725 100215150
-423513540 -649756636
464326407 -482837664
-179781718 755995077
492651722 -268519233
367302062 -111998374
494634876 842096727
973319201 399526783
-703731734 -989899930
758934136 -959677785
-682507454 58961947
394206800 272218663
752299573 489795348
89...

output:

0
58 36
67 35
47 64
2 53
52 30
80 43
10 12
74 56
28 46
20 17
44 51
23 90
3 16
68 82
33 60
73 48
39 5
24 83
89 37
40 65
55 69
87 41
29 77
71 31
61 42
57 34
84 32
7 13
4 38
21 62
6 8
72 81
27 22
18 54
86 75
76 63
45 88
70 85
25 14
11 66
1 15
78 59
49 50
26 9
79 19
0
86 110
244 137
202 173
257 189
27 2...

result:

ok ok (1000 test cases)

Test #19:

score: 0
Accepted
time: 74ms
memory: 11596kb

input:

1000
113
999827252 999728856
999923862 999631025
999319008 999580013
999333375 999174260
999509073 999545469
999194399 999278837
999715162 999728030
999881205 999764413
999917667 999953211
999651496 999869003
999693536 999169883
999545275 999786246
999969774 999735073
999892216 999697498
999954099 9...

output:

0
48 92
210 18
119 24
93 88
70 226
156 139
53 109
78 113
77 82
84 35
32 101
142 66
72 102
122 172
79 43
171 59
131 46
216 130
181 30
47 95
41 225
37 111
76 126
6 34
105 147
193 29
166 121
25 62
83 65
197 175
63 164
132 94
186 115
81 155
3 58
61 38
148 4
89 191
217 104
165 135
196 85
112 16
80 20
140...

result:

ok ok (1000 test cases)

Test #20:

score: 0
Accepted
time: 63ms
memory: 12432kb

input:

1000
16
999918424 999907758
999901558 999910407
999969229 999929343
999986216 999968746
999977167 999921267
999967186 999932634
999999615 999951539
999964903 999931387
999942189 999989158
999990624 999917294
999964661 999935732
999971224 999975496
999972707 999972034
999935060 999934824
999992448 99...

output:

0
2 32
16 29
1 24
27 20
31 14
26 9
23 22
11 8
28 6
18 3
12 13
17 5
21 30
25 19
4 10
15 7
0
8 15
1 9
12 21
10 7
19 24
23 22
18 20
6 13
17 16
5 11
14 2
3 4
0
12 19
5 25
32 49
7 56
2 40
45 15
16 6
31 50
46 18
35 21
51 13
8 43
33 4
30 20
55 27
23 42
48 10
34 39
44 47
36 38
41 53
37 14
24 29
52 26
9 3
22...

result:

ok ok (1000 test cases)

Test #21:

score: 0
Accepted
time: 60ms
memory: 11192kb

input:

1000
227
999994296 999999816
999998835 999994618
999998487 999991646
999995178 999996563
999996865 999996231
999990660 999996917
999995746 999998295
999993178 999995596
999994361 999991179
999990519 999991221
999996210 999992041
999991924 999992546
999991346 999991081
999998929 999995904
999992182 9...

output:

21
177 148
166 395
208 16
44 165
114 133
215 152
254 161
344 105
442 340
192 354
9 363
321 229
163 10
122 31
226 397
121 20
392 6
182 67
206 183
125 261
242 402
145 135
372 290
210 179
365 301
339 113
342 218
417 374
202 316
409 285
353 129
118 256
277 13
62 92
422 23
323 207
60 299
441 408
349 45
1...

result:

ok ok (1000 test cases)

Test #22:

score: 0
Accepted
time: 69ms
memory: 12076kb

input:

1000
87
999999138 999999640
999999785 999999342
999999914 999999854
999999771 999999416
999999011 999999479
999999217 999999865
999999423 999999937
999999684 999999301
999999323 999999399
999999071 999999949
999999226 999999154
999999770 999999090
999999778 999999735
999999034 999999517
999999803 99...

output:

23
127 32
80 54
47 165
5 119
108 14
135 139
79 117
43 95
75 10
58 97
85 91
132 92
104 26
110 71
1 84
96 31
128 73
74 25
70 6
52 17
133 11
172 35
36 122
86 29
154 120
166 111
88 148
137 76
61 144
9 57
113 50
134 169
155 142
15 23
20 145
124 51
103 101
149 131
66 78
7 123
136 45
171 49
81 118
83 27
10...

result:

ok ok (1000 test cases)

Test #23:

score: 0
Accepted
time: 55ms
memory: 11092kb

input:

1000
154
825004796 802565417
-88001579 364640592
778546546 -57508543
283686672 -57508543
473326798 -826011553
152069566 -577222261
528378065 -577222261
-56296909 -700802856
-711386984 953035370
-711386984 -577222261
895677144 -359290436
840183000 364640592
528378065 -752921798
895677144 -577222261
8...

output:

154
52 37
39 10
84 40
43 34
82 49
178 167
53 30
108 58
164 163
89 69
102 97
56 32
67 62
77 70
124 92
139 133
76 28
48 27
114 112
211 168
216 213
245 225
277 266
295 285
301 86
99 87
129 127
215 207
231 219
242 238
272 246
306 158
177 149
198 194
250 201
304 290
141 104
170 143
193 172
217 212
278 26...

result:

ok ok (1000 test cases)

Test #24:

score: 0
Accepted
time: 71ms
memory: 12096kb

input:

1000
63
859289659 -203061342
831821977 -778714404
640602188 478366497
205686723 -232506600
831821977 -498015901
-494818974 35295117
612307834 -234198721
612307834 -495294231
-898414633 476295237
995217164 -232506600
831821977 934046031
-441937174 432603845
995217164 938111737
874550198 -309423823
87...

output:

63
41 6
36 13
117 32
83 51
59 24
103 121
11 126
113 19
81 57
60 47
50 9
97 84
95 80
39 30
28 52
98 56
123 71
86 120
27 100
93 40
118 2
45 5
43 37
61 69
111 88
89 87
35 115
72 14
106 15
110 104
124 116
90 109
122 70
79 58
26 64
77 46
91 20
66 17
105 55
29 53
67 44
101 108
102 33
49 25
82 16
92 21
34 ...

result:

ok ok (1000 test cases)

Test #25:

score: 0
Accepted
time: 66ms
memory: 10828kb

input:

1000
83
-242219535 -952757420
753940135 -13368420
-180286961 -530756654
586180284 -625675517
-437809383 472014390
-242857851 -924097244
-382920283 -625675517
-630990620 -349004314
-242219535 122507147
208821889 -495849186
-736086757 -489441806
-996984615 -974276781
-275306966 -25109596
967186464 -65...

output:

83
56 91
124 78
150 137
25 115
111 10
144 39
77 3
99 41
132 130
90 32
93 8
81 145
50 106
138 119
59 67
7 105
134 87
160 110
38 21
86 62
16 65
108 70
157 149
141 60
97 57
109 123
85 76
129 103
88 52
64 54
133 79
155 164
80 18
33 9
83 35
92 127
71 36
98 46
28 24
158 17
114 125
66 6
117 146
29 120
135 ...

result:

ok ok (1000 test cases)

Test #26:

score: 0
Accepted
time: 51ms
memory: 12780kb

input:

1000
142
-28949259 975363136
-628367037 975363136
786525293 975363136
-8339801 975363136
868048337 975363136
208733157 975363136
-724415150 975363136
213367214 975363136
-686387505 975363136
-970451747 975363136
761135553 975363136
-551594491 975363136
-925080593 975363136
-243465321 975363136
-6722...

output:

142
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
18 17
20 19
22 21
24 23
26 25
28 27
30 29
32 31
34 33
36 35
38 37
40 39
42 41
44 43
46 45
48 47
50 49
52 51
54 53
56 55
58 57
60 59
62 61
64 63
66 65
68 67
70 69
72 71
74 73
76 75
78 77
80 79
82 81
84 83
86 85
88 87
90 89
92 91
94 93
96 95
98 97
101 99
103 ...

result:

ok ok (1000 test cases)

Test #27:

score: 0
Accepted
time: 55ms
memory: 13328kb

input:

1000
458
102600109 754726017
-66999931 951825513
-767202008 951825513
-845069119 754726017
-448344214 754726017
174342794 754726017
176530329 754726017
553731053 754726017
-69189351 754726017
-455330522 951825513
-261324017 754726017
809818684 951825513
745593756 951825513
-130095774 754726017
-2737...

output:

458
712 4
5 1
780 6
658 7
434 8
471 9
86 11
290 14
387 16
673 17
150 18
289 19
871 22
458 24
467 27
219 29
859 30
452 31
15 32
41 35
888 43
93 45
246 47
498 54
50 55
343 59
709 61
126 62
108 65
261 66
68 58
307 69
175 73
368 74
53 81
72 82
832 83
119 87
203 90
757 94
789 100
103 85
865 104
777 105
1...

result:

ok ok (1000 test cases)

Test #28:

score: 0
Accepted
time: 58ms
memory: 11940kb

input:

1000
273
638010636 -796267612
299279783 -796267612
321987052 -571635029
-388046291 -571635029
-491314021 -796267612
130988206 -571635029
32427063 -571635029
51875304 -571635029
-508530089 -796267612
269379692 -571635029
214241513 -796267612
720122947 -796267612
-678543365 -796267612
158504867 -79626...

output:

273
4 3
7 6
403 10
91 16
82 17
20 8
78 21
24 22
26 25
222 34
43 30
415 45
50 44
156 53
56 52
58 57
502 60
96 62
169 64
66 61
428 68
39 70
198 73
79 67
544 81
281 84
86 83
260 89
530 93
167 94
278 99
47 100
101 92
107 106
199 110
153 117
119 114
13 121
105 125
353 127
436 130
264 131
354 133
120 134
...

result:

ok ok (1000 test cases)

Test #29:

score: 0
Accepted
time: 50ms
memory: 12644kb

input:

1000
75
429681826 802800421
429681826 -608943566
429681826 -787858696
429681826 507047252
429681826 485971873
429681826 -346306621
429681826 -612405192
429681826 -13671560
429681826 -816374335
429681826 513226316
429681826 892335083
429681826 -352600432
429681826 -556540475
429681826 -504699273
4296...

output:

75
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
18 17
20 19
22 21
24 23
26 25
28 27
30 29
32 31
34 33
36 35
38 37
40 39
42 41
44 43
46 45
48 47
50 49
52 51
54 53
56 55
58 57
60 59
62 61
64 63
66 65
68 67
70 69
72 71
74 73
76 75
78 77
80 79
82 81
84 83
86 85
88 87
90 89
92 91
94 93
96 95
98 97
100 99
102 1...

result:

ok ok (1000 test cases)

Test #30:

score: 0
Accepted
time: 58ms
memory: 11280kb

input:

1000
81
403001151 -229966312
-27290952 -941247950
-27290952 -872808715
403001151 -81762908
403001151 825473197
403001151 730971412
403001151 -886560490
-27290952 394200417
-27290952 808677817
-27290952 -961778274
-27290952 -245434545
403001151 318019109
-27290952 792029613
403001151 390473732
-27290...

output:

81
3 2
116 1
82 4
40 6
155 7
59 12
17 14
150 16
18 5
126 20
138 22
157 28
26 29
133 31
36 34
35 37
109 41
43 42
97 49
51 48
153 52
108 53
27 55
131 57
106 58
135 60
47 61
62 54
66 65
154 67
69 68
73 70
130 74
79 75
24 85
39 86
132 87
94 88
89 80
21 90
44 93
112 95
96 92
115 98
104 103
63 105
143 113...

result:

ok ok (1000 test cases)

Test #31:

score: 0
Accepted
time: 54ms
memory: 10944kb

input:

1000
257
-24981531 -524783010
-24981531 376842743
132542945 905111237
-24981531 -663183576
132542945 238995240
-24981531 -904084630
132542945 330336577
-24981531 -424310756
132542945 26224857
-24981531 573604180
132542945 -531956470
132542945 583434945
132542945 620552707
-24981531 -351085713
132542...

output:

257
45 3
343 5
257 7
470 9
279 12
167 13
15 11
248 22
468 23
25 20
84 28
407 34
97 35
282 36
268 38
135 39
40 29
115 42
44 41
90 46
216 49
272 51
88 52
242 53
104 56
106 58
485 61
62 57
65 64
404 66
442 68
378 74
223 75
386 76
463 78
330 81
113 82
14 83
109 85
31 86
96 87
89 77
428 92
265 99
100 94
...

result:

ok ok (1000 test cases)

Test #32:

score: 0
Accepted
time: 59ms
memory: 12704kb

input:

1000
21
541263298 571344162
-338833794 258719906
814556806 571344162
749911951 -730958945
-737751671 400747496
880311857 -204125795
-555645311 -832036787
-338833794 -832036787
582588235 -915718735
-124654808 394321598
-202932677 571344162
541263298 -975674793
880311857 -730958945
-126659351 25871990...

output:

21
33 9
41 31
16 10
24 19
42 7
26 28
34 25
32 8
14 2
35 23
22 5
3 38
21 30
37 6
29 4
13 27
15 20
18 39
12 1
36 11
40 17
37
24 21
31 26
58 6
44 9
69 13
63 19
27 7
49 16
54 36
34 3
53 74
61 38
57 55
35 28
70 39
56 48
45 40
73 59
60 51
65 5
50 18
62 43
10 64
66 17
41 32
71 67
37 29
68 2
47 25
42 30
52 ...

result:

ok ok (1000 test cases)

Test #33:

score: 0
Accepted
time: 64ms
memory: 11800kb

input:

1000
82
620344713 761205214
564192450 -149133296
855072748 -725730286
-369866361 761205214
-126903403 123500699
521658307 -238068427
564192450 -575382074
424528213 639391487
160949070 -238068427
490683515 736060786
-861287945 -430077137
92203881 -414548921
-228263452 -161807552
-739623881 619906932
...

output:

79
76 16
69 39
131 142
109 5
106 19
148 12
161 90
15 50
33 160
129 78
49 34
25 27
127 44
155 71
147 46
10 158
130 17
55 23
91 13
121 51
122 68
40 3
9 6
134 104
83 85
94 89
128 37
73 112
120 98
114 159
7 2
139 118
22 28
99 144
125 63
150 97
32 117
124 41
119 11
87 77
136 135
133 58
116 65
101 93
96 2...

result:

ok ok (1000 test cases)

Test #34:

score: 0
Accepted
time: 76ms
memory: 12060kb

input:

100
715
-716037174 449787280
-179603495 267807227
-85847745 -339745287
531498593 906672966
-65182647 -249655497
196101865 -917254384
569704541 175181937
408949063 -60772621
-471098833 -180592225
452882519 -173474204
518554869 504642822
-610596606 -43048739
-173418328 49620755
-490214353 129314297
-8...

output:

0
571 1338
1023 1051
1301 942
96 114
1333 783
671 806
614 372
1116 77
1080 1008
494 670
1226 810
425 1046
776 795
1384 1197
413 1262
121 752
605 445
136 856
974 962
1401 1124
1315 254
1183 1061
40 1113
845 652
1367 818
589 1377
720 232
75 557
250 519
242 677
226 16
1246 251
363 582
1218 1409
893 564...

result:

ok ok (100 test cases)

Test #35:

score: 0
Accepted
time: 67ms
memory: 12544kb

input:

100
1180
999939181 999607824
999877463 999501538
999725395 999197028
999578614 999669422
999691207 999388141
999798382 999350154
999515140 999686861
999804739 999722876
999059909 999779016
999988075 999795096
999394228 999790648
999357316 999130743
999834412 999146926
999533794 999419507
999164265 9...

output:

2
1174 956
294 1956
1451 251
1824 1864
1493 872
2036 2178
1010 846
2209 1618
912 418
96 473
520 890
180 1137
323 791
849 1059
1173 722
1126 733
1990 389
775 1428
475 1796
2127 1761
1670 1462
1905 1516
22 624
1742 500
1112 1534
2148 1192
2269 1113
734 511
2064 772
2129 831
1483 1746
1872 373
1361 115...

result:

ok ok (100 test cases)

Test #36:

score: 0
Accepted
time: 76ms
memory: 11332kb

input:

100
10
999949463 999921247
999942779 999933524
999900374 999919960
999913527 999977190
999963539 999919222
999986393 999982382
999960627 999912715
999955900 999934316
999962876 999904282
999944172 999923360
999974177 999993968
999960412 999941887
999902083 999920318
999906832 999942948
999934454 999...

output:

0
3 13
14 4
18 19
15 17
2 10
1 20
8 12
7 9
5 11
6 16
0
55 1
113 52
39 124
56 236
38 146
104 3
130 191
6 10
27 111
101 33
2 15
109 75
244 144
167 199
241 108
4 20
174 148
165 110
70 131
182 67
240 197
125 209
138 218
133 45
81 219
243 64
93 224
173 50
186 134
44 46
163 121
122 159
168 89
77 170
214 1...

result:

ok ok (100 test cases)

Test #37:

score: 0
Accepted
time: 82ms
memory: 11780kb

input:

100
2795
999995625 999994422
999997406 999998890
999996073 999998910
999996365 999992345
999992211 999999534
999990826 999998894
999990827 999999648
999991569 999997094
999997323 999994792
999990812 999994722
999994392 999998879
999994441 999990381
999992051 999993298
999997822 999994423
999998285 9...

output:

1710
2563 926
2540 78
611 3970
4669 1569
1970 530
4736 2866
4891 2589
5338 1024
5449 4497
3056 2582
851 3839
351 51
3380 5194
2356 4777
4263 1974
2538 4787
3834 2709
4231 2149
1959 588
158 1607
3344 1648
4652 4617
3887 700
1632 879
1159 294
4795 36
1614 3252
2089 3987
4316 1870
1712 3532
520 708
341...

result:

ok ok (100 test cases)

Test #38:

score: 0
Accepted
time: 77ms
memory: 11424kb

input:

100
1005
999999258 999999564
999999716 999999506
999999057 999999959
999999274 999999385
999999562 999999714
999999749 999999926
999999159 999999330
999999060 999999408
999999218 999999582
999999097 999999761
999999853 999999231
999999424 999999841
999999744 999999186
999999400 999999073
999999445 9...

output:

985
1837 185
1645 112
719 303
1287 102
971 529
516 1636
286 930
1103 1120
264 324
632 427
727 240
702 64
1830 564
531 694
660 651
1846 735
1537 482
771 131
1441 414
1127 650
497 1434
1530 1021
1921 1060
222 52
1812 273
1767 115
1202 957
141 454
368 150
1608 899
224 223
1470 122
1660 942
315 327
1209...

result:

ok ok (100 test cases)

Test #39:

score: 0
Accepted
time: 64ms
memory: 11292kb

input:

100
174
-958876330 -846470800
-796741809 -131152725
574295122 764287642
-958876330 -825762193
185468313 -971066749
-287559769 764287642
-904746093 -825762193
-438778854 -825762193
5267152 609322023
185468313 77515090
185468313 -131152725
-287559769 247199580
-491475497 260165013
719679418 -179087066...

output:

174
89 31
25 10
48 47
132 127
156 134
18 12
49 42
76 75
128 112
69 67
96 87
142 121
181 169
213 184
63 59
68 64
123 109
148 130
54 21
160 104
166 164
220 196
228 224
290 269
299 294
317 307
339 158
231 230
247 234
291 278
312 301
319 221
272 252
296 279
323 297
330 40
41 30
78 65
137 102
188 186
266...

result:

ok ok (100 test cases)

Test #40:

score: 0
Accepted
time: 71ms
memory: 12008kb

input:

100
454
292487349 -708917766
-446575764 -920302303
373857024 -525302786
236159958 -877034512
240035307 -28559828
-156425976 29793081
-683968223 -28559828
658545653 -892201965
-485118423 -349005511
-677465608 102959577
-241309351 -615266668
-857580103 -877034512
590882873 69859569
-961101806 -2385646...

output:

454
214 36
294 34
559 197
60 49
206 20
50 21
289 145
616 139
161 148
180 45
386 231
691 31
860 815
598 103
25 117
756 174
807 183
453 185
317 79
659 121
569 11
749 219
779 186
170 142
804 16
605 345
86 26
449 336
523 105
334 147
227 108
87 143
299 6
586 43
359 94
539 80
790 780
282 151
427 380
788 5...

result:

ok ok (100 test cases)

Test #41:

score: 0
Accepted
time: 84ms
memory: 12612kb

input:

100
140
229220674 878836488
-506767178 293730975
960642833 878836488
485659386 878836488
-225376185 16183205
-322465048 -460955536
-635701181 878836488
-578723152 374559636
956924322 878836488
-666563369 -550449367
-240963901 374559636
9519098 374559636
404598294 16183205
-188062738 467646265
937074...

output:

140
80 71
115 19
100 28
218 5
105 104
26 13
43 3
107 16
158 132
173 166
246 208
181 22
44 21
15 47
120 84
86 82
123 91
60 4
147 73
112 111
45 31
220 62
231 134
164 46
241 139
169 53
257 184
148 124
108 54
162 116
261 50
159 152
130 39
201 150
214 210
228 56
265 176
38 36
204 177
215 155
247 180
183 ...

result:

ok ok (100 test cases)

Test #42:

score: 0
Accepted
time: 53ms
memory: 12940kb

input:

100
453
-9728842 -879506383
723264369 -879506383
-617602947 -879506383
-883543546 -879506383
-365459776 -879506383
259863014 -879506383
-229024413 -879506383
-357634378 -879506383
45613473 -879506383
897413515 -879506383
142722904 -879506383
308356916 -879506383
-528467703 -879506383
45803942 -87950...

output:

453
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
18 17
20 19
22 21
24 23
26 25
28 27
30 29
32 31
34 33
36 35
38 37
40 39
42 41
44 43
46 45
48 47
50 49
52 51
54 53
56 55
58 57
60 59
62 61
64 63
66 65
68 67
70 69
72 71
74 73
76 75
78 77
80 79
82 81
84 83
87 85
89 88
91 90
93 92
95 94
97 96
99 98
101 100
103...

result:

ok ok (100 test cases)

Test #43:

score: 0
Accepted
time: 64ms
memory: 14568kb

input:

100
1681
-648014211 -216027092
-372352298 95789050
-678908480 95789050
-382412165 95789050
214922606 95789050
45021991 95789050
131451784 95789050
926607022 -216027092
-500711391 95789050
527775426 -216027092
860331657 95789050
-255764825 95789050
314154093 -216027092
-631103238 95789050
292792358 9...

output:

1681
3 2
8 1
1417 10
233 13
1188 16
20 17
125 24
27 23
3163 29
413 35
38 36
466 42
3177 43
51 45
55 53
58 57
2156 62
2747 64
66 63
2824 70
576 71
72 67
749 76
78 73
1776 83
26 84
1430 85
2787 86
1832 89
92 91
1434 96
101 98
1759 105
1302 109
112 106
93 115
569 117
118 114
2543 119
122 121
1948 124
2...

result:

ok ok (100 test cases)

Test #44:

score: 0
Accepted
time: 61ms
memory: 14108kb

input:

100
476
218894313 -685169320
967098661 -16626457
-797375436 -16626457
955557493 -16626457
54133572 -16626457
-722192690 -16626457
791557373 -16626457
-208166285 -685169320
185917393 -16626457
-338707386 -16626457
49911294 -16626457
-359502368 -685169320
-359176146 -685169320
430103061 -16626457
-744...

output:

476
754 2
114 3
728 4
71 5
141 6
188 9
641 10
11 7
432 14
423 15
33 16
506 17
406 21
280 24
783 28
68 29
34 27
20 36
37 35
614 42
131 43
275 44
470 45
842 46
548 47
30 48
710 50
918 51
925 52
481 55
607 59
603 60
333 61
400 62
670 63
439 64
176 67
69 41
349 70
922 73
822 76
211 79
315 83
300 85
861 ...

result:

ok ok (100 test cases)

Test #45:

score: 0
Accepted
time: 51ms
memory: 12524kb

input:

100
1281
-7127937 -551225280
-7127937 -63829747
-7127937 50255920
-7127937 685959203
-7127937 -474730627
-7127937 205475943
-7127937 894868084
-7127937 -262984557
-7127937 858324856
-7127937 257534742
-7127937 -640954010
-7127937 -111367493
-7127937 892100661
-7127937 696606550
-7127937 136498536
-7...

output:

1281
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
18 17
20 19
22 21
24 23
26 25
28 27
30 29
32 31
34 33
36 35
38 37
40 39
42 41
44 43
46 45
48 47
50 49
52 51
54 53
56 55
58 57
60 59
62 61
64 63
66 65
68 67
70 69
72 71
74 73
76 75
78 77
80 79
82 81
84 83
86 85
88 87
90 89
92 91
94 93
96 95
98 97
100 99
102...

result:

ok ok (100 test cases)

Test #46:

score: 0
Accepted
time: 59ms
memory: 11916kb

input:

100
2300
930979038 -865442548
56354538 569246647
930979038 209346563
930979038 -402151796
56354538 9788037
930979038 349210639
930979038 113353815
56354538 -508882748
56354538 -390359400
930979038 881411592
56354538 328521324
56354538 569030395
56354538 749112678
930979038 -492654973
930979038 -5806...

output:

2300
3485 1
1472 3
4187 4
229 6
1777 7
14 10
1005 15
17 16
4208 19
2914 20
326 24
25 21
402 30
33 31
4518 36
39 35
2308 45
302 46
1183 51
2724 52
54 44
56 55
2300 57
1964 58
4554 67
68 59
1288 69
75 73
856 77
4045 79
81 80
4406 82
3923 84
1762 86
4425 89
91 90
2699 92
1916 93
664 98
3065 99
2298 102...

result:

ok ok (100 test cases)

Test #47:

score: 0
Accepted
time: 64ms
memory: 12524kb

input:

100
393
484804995 -671233294
484804995 45381500
-343734967 483744892
-343734967 -678278044
-343734967 430018594
484804995 -536133521
-343734967 972761171
-343734967 188883545
484804995 291634094
484804995 161326893
484804995 43447237
-343734967 81642646
-343734967 905579532
484804995 -838456546
4848...

output:

393
351 1
509 2
219 6
232 9
384 10
206 14
76 15
586 17
349 18
104 19
67 20
34 21
496 22
679 23
357 26
27 11
643 28
99 30
63 31
182 37
362 38
41 35
647 45
684 50
383 51
405 52
406 54
79 55
267 56
277 57
241 58
264 60
766 62
409 65
66 59
479 69
657 71
157 73
411 74
748 80
103 81
641 82
338 87
44 89
68...

result:

ok ok (100 test cases)

Test #48:

score: 0
Accepted
time: 65ms
memory: 14988kb

input:

100
2245
257511569 -570888823
-409065975 834451934
972932318 -206332685
-220073979 -895107571
819486773 -206332685
819823298 -570888823
116295608 282026121
589205449 -895107571
-54658019 -895107571
987042524 -206332685
-196884689 282026121
-940822451 993058719
402874649 -895107571
633334868 99305871...

output:

2245
48 4
1122 1
4327 29
2215 1046
1402 453
1789 14
1939 24
1544 565
1578 40
3357 3106
47 12
934 194
3955 63
2539 1477
2995 70
4039 3423
1977 1885
4360 77
3208 1398
4089 82
2238 521
83 74
2673 1717
3804 84
2203 1795
2338 94
1901 112
546 153
3139 1211
4240 143
2789 2450
180 149
3807 2732
857 260
3205...

result:

ok ok (100 test cases)

Test #49:

score: 0
Accepted
time: 71ms
memory: 14088kb

input:

100
116
-28349829 -267772969
-181233169 605639981
-221792554 885875755
-8847461 376377302
-527881168 376377302
-794286947 885875755
-442516480 365428090
60367949 59687335
844852200 -267772969
70152464 -267772969
-326579976 59687335
-382146420 885875755
-305012413 376377302
-255659827 495623398
84485...

output:

116
95 8
156 11
151 14
196 51
30 56
121 72
128 75
194 103
226 225
183 115
64 39
90 86
200 186
77 66
132 110
134 80
73 20
129 139
184 148
195 157
161 144
143 169
214 174
117 177
199 193
205 173
71 49
88 28
112 99
208 207
125 74
180 221
230 212
130 7
166 96
46 24
114 61
19 78
154 109
135 131
206 165
1...

result:

ok ok (100 test cases)

Test #50:

score: 0
Accepted
time: 96ms
memory: 14536kb

input:

10
10568
266619539 928993099
644537002 -163339024
-965315605 131093436
-873401839 -319727236
-682029920 -699502948
-857838819 -528950378
126750467 -72275669
623580094 410832833
287731394 -865265684
-71034303 515678565
-897514612 929674238
-794392375 895647772
811715826 600060479
640892543 -557248887...

output:

0
880 17160
9453 20942
17567 14653
2168 1355
2104 3943
9161 334
18251 13351
14455 14578
13413 19906
665 2681
19082 5797
8990 7714
12759 10478
19093 16656
14427 13111
10387 4670
21058 14174
2959 17148
13358 4791
4923 14565
16270 2065
3795 6732
15705 2889
10658 9606
10700 14999
13722 16826
10483 8732
...

result:

ok ok (10 test cases)

Test #51:

score: 0
Accepted
time: 100ms
memory: 14904kb

input:

10
983
999595593 999481588
999941833 999204986
999676040 999115470
999653065 999524261
999950018 999574889
999911879 999942071
999134864 999155033
999133604 999956453
999424191 999531479
999169859 999553795
999163364 999608732
999486991 999180185
999600255 999690901
999278724 999959357
999886640 999...

output:

2
903 935
62 345
1868 559
48 1449
1432 850
38 201
158 571
1131 788
1738 680
396 363
1519 44
795 1597
453 344
1616 526
731 798
603 306
1920 1663
429 1820
362 459
688 1162
254 1141
87 536
489 1194
193 31
1382 919
1423 1221
1772 475
1040 1639
1864 1189
1461 216
1834 587
801 1513
784 1892
169 888
1799 9...

result:

ok ok (10 test cases)

Test #52:

score: 0
Accepted
time: 92ms
memory: 14020kb

input:

10
15236
999975325 999978324
999983228 999957461
999965056 999943264
999953829 999920806
999913911 999975263
999949326 999952997
999948654 999968342
999957007 999987426
999900723 999909965
999944389 999907733
999911075 999973513
999997298 999931066
999983079 999918568
999946266 999969557
999900152 9...

output:

6279
12245 21809
2368 30312
30122 27410
323 15845
16648 25082
4930 2985
6716 172
23451 11875
16924 26552
14499 7930
14142 4067
23494 22065
28130 9879
6571 5413
8918 22110
20990 22535
21295 26342
13147 443
24289 19369
19204 7679
29713 20476
2120 16564
7503 5512
7394 410
19556 5706
4907 28175
13196 38...

result:

ok ok (10 test cases)

Test #53:

score: 0
Accepted
time: 94ms
memory: 14760kb

input:

10
6642
999992808 999996636
999995238 999998603
999990460 999998357
999992495 999998027
999994992 999993315
999990663 999999307
999994510 999991024
999994319 999993024
999996312 999990447
999990590 999994561
999997748 999994786
999990918 999993436
999994457 999993851
999994234 999991647
999996595 99...

output:

6031
8370 2276
6444 3816
3107 1505
6262 6207
91 11461
264 824
5887 8507
2271 1146
6030 2089
7852 7301
7178 7808
10969 5197
11671 6556
9412 5095
8974 607
7245 9485
12704 2200
9304 4680
2482 1981
10728 10278
12613 4881
4753 6550
5206 9982
8775 8717
11561 3846
13236 1451
2869 4080
7375 1308
749 6961
27...

result:

ok ok (10 test cases)

Test #54:

score: 0
Accepted
time: 77ms
memory: 13720kb

input:

10
19516
999999707 999999837
999999488 999999818
999999509 999999591
999999991 999999026
999999356 999999726
999999489 999999193
999999038 999999298
999999881 999999157
999999344 999999162
999999160 999999113
999999139 999999582
999999470 999999327
999999742 999999921
999999255 999999737
999999216 9...

output:

19516
1614 1038
5454 3045
3418 815
3024 2698
2869 804
3006 2554
3932 3351
1009 713
4883 2634
9755 9327
2886 1555
4983 3021
2483 1412
2686 2675
1926 313
3955 704
5448 665
6492 2002
3444 1258
2685 2402
1952 1747
2873 2786
1460 1197
5765 2161
4756 3878
3943 3025
9706 5335
4944 1503
1397 1068
3354 3181
...

result:

ok ok (10 test cases)

Test #55:

score: 0
Accepted
time: 60ms
memory: 12524kb

input:

10
14948
-170688734 833794743
949001579 224632065
-887648481 346146784
994218765 -808897932
948269970 764123696
24957273 562441566
-170688734 843621240
959643634 -354951661
631351081 -86364881
-9691567 824383620
-935916525 352437858
381851425 387057559
-6239193 951794229
450798340 -742525732
-394344...

output:

14948
475 40
863 393
388 78
366 279
1227 568
771 698
371 221
280 226
349 58
592 515
1134 914
536 501
921 844
888 169
297 146
334 325
260 248
583 529
253 178
428 422
164 123
690 202
799 727
734 278
289 174
396 374
632 520
999 463
1280 1231
591 398
746 367
656 542
1536 1113
1759 1630
2071 1878
2512 21...

result:

ok ok (10 test cases)

Test #56:

score: 0
Accepted
time: 72ms
memory: 13440kb

input:

10
18275
46937162 -785699925
-512599977 -861792903
-732947245 771605479
-317815822 369273432
-478775873 211331712
-678678382 -401598442
-366699505 752973691
776710779 -7216385
-88306688 -190102574
328516250 -317225669
522217639 215990988
523904534 -256490677
540608168 493241721
620782210 -185524925
...

output:

18275
1997 255
1560 1196
4045 2517
1043 736
1906 1122
2099 1566
1704 523
1426 958
2589 2457
3620 2617
1001 567
651 457
4925 1453
7199 4997
10184 7850
1462 357
1730 1413
1565 1251
3012 868
2122 1932
2790 1894
842 788
1181 650
687 531
2904 2474
2831 1664
595 468
1176 676
2502 1993
1773 979
4596 4249
2...

result:

ok ok (10 test cases)

Test #57:

score: 0
Accepted
time: 93ms
memory: 16648kb

input:

10
390
-347835130 869197644
963535733 392603688
671237510 92351133
671237510 -703861232
671237510 423461538
671237510 369343656
671237510 980877320
-347835130 456099182
671237510 -311676199
-347835130 -886266831
-347835130 -257100015
-347835130 -637839633
963535733 -16989823
963535733 -821875052
963...

output:

390
639 412
269 38
13 2
670 14
742 481
268 191
18 15
479 62
570 422
21 19
566 289
761 330
28 27
730 413
333 33
436 238
35 31
662 293
319 102
39 36
717 701
550 41
445 329
50 40
290 56
758 582
750 170
59 57
741 448
629 66
584 68
540 463
69 64
714 636
261 78
486 79
748 525
83 73
470 81
477 227
93 89
43...

result:

ok ok (10 test cases)

Test #58:

score: 0
Accepted
time: 70ms
memory: 15804kb

input:

10
1285
637213737 -900998147
-356659628 -900998147
950244610 -900998147
-182671545 -900998147
-708950884 -900998147
-973866581 -900998147
-190878205 -900998147
135731649 -900998147
-125331609 -900998147
521939981 -900998147
976257311 -900998147
818237327 -900998147
705563706 -900998147
58565785 -900...

output:

1285
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
18 17
20 19
22 21
24 23
26 25
28 27
30 29
32 31
34 33
36 35
38 37
40 39
42 41
44 43
46 45
48 47
50 49
52 51
54 53
56 55
58 57
60 59
62 61
64 63
66 65
68 67
70 69
72 71
74 73
76 75
78 77
80 79
82 81
84 83
86 85
88 87
90 89
92 91
94 93
96 95
98 97
100 99
102...

result:

ok ok (10 test cases)

Test #59:

score: 0
Accepted
time: 77ms
memory: 15144kb

input:

10
5000
-188767223 -315528788
-987365245 -315528788
-106387689 135511984
127392808 -315528788
800721151 -315528788
146952905 -315528788
-323702728 135511984
411611172 135511984
872064533 -315528788
-40050336 135511984
119702024 135511984
-208480603 -315528788
679048782 -315528788
402900711 -31552878...

output:

5000
3727 7
5884 8
4275 10
5954 11
2758 16
136 17
3353 18
7177 21
22 3
796 23
9314 25
5648 26
139 27
8232 28
1284 30
1049 32
4245 35
1850 37
1515 38
39 36
5937 41
6193 44
8999 45
4361 49
6634 50
51 42
8929 56
4884 57
58 55
9881 59
4871 61
1013 63
9346 65
8355 68
7168 71
3297 75
2425 76
9131 77
4537 ...

result:

ok ok (10 test cases)

Test #60:

score: 0
Accepted
time: 70ms
memory: 14092kb

input:

10
5892
25327490 -567979409
-735380777 -567979409
362509197 -518667355
380762791 -518667355
-325207607 -518667355
541910006 -518667355
36310841 -567979409
-726943590 -518667355
513235902 -518667355
289283655 -518667355
290421813 -567979409
892523351 -567979409
-894087744 -567979409
621832318 -567979...

output:

5892
7407 1
2821 7
11 2
4804 12
11638 13
15 14
1176 17
26 21
2822 27
1228 28
1188 29
1473 30
35 32
6144 38
8413 41
3704 42
43 37
5556 48
50 46
10984 52
3538 54
3084 55
2750 57
59 51
64 62
10463 66
416 70
1901 73
6600 74
84 72
4747 88
1094 90
4767 91
9771 94
95 93
7070 97
1274 98
1788 101
10466 104
7...

result:

ok ok (10 test cases)

Test #61:

score: 0
Accepted
time: 67ms
memory: 14692kb

input:

10
7074
241731848 530211859
241731848 -112101076
241731848 -387299272
241731848 840407166
241731848 -519364921
241731848 -927667636
241731848 -12750799
241731848 446782229
241731848 -605995785
241731848 -360804301
241731848 -706630766
241731848 95158934
241731848 -937680624
241731848 162324777
24173...

output:

7074
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
18 17
20 19
22 21
24 23
26 25
28 27
30 29
32 31
34 33
36 35
38 37
40 39
42 41
44 43
46 45
48 47
50 49
52 51
54 53
56 55
58 57
60 59
62 61
64 63
66 65
68 67
70 69
72 71
74 73
76 75
78 77
80 79
82 81
84 83
86 85
88 87
90 89
92 91
94 93
96 95
98 97
100 99
102...

result:

ok ok (10 test cases)

Test #62:

score: 0
Accepted
time: 79ms
memory: 13972kb

input:

10
729
867500722 -983664796
867500722 -428285695
-323742684 -171458916
-323742684 440597108
867500722 878319625
867500722 225023835
-323742684 -291982426
-323742684 568294497
867500722 327920686
867500722 -477580489
-323742684 310693081
-323742684 775098797
867500722 -334572408
-323742684 181766129
...

output:

729
1098 1
1036 2
542 5
20 6
268 9
1043 10
110 17
1390 18
326 19
864 22
304 24
1328 25
875 27
1377 29
30 13
1384 31
824 32
786 33
897 34
978 35
240 39
286 40
1172 41
1343 43
1332 44
534 47
253 49
359 51
934 52
972 53
21 54
1138 55
1426 59
815 62
1064 63
703 65
720 66
1013 67
226 68
422 69
60 72
464 ...

result:

ok ok (10 test cases)

Test #63:

score: 0
Accepted
time: 73ms
memory: 13832kb

input:

10
23890
-966926807 -783294985
-966926807 -231086723
-966926807 -827425532
-966926807 951590873
-966926807 -847083727
-322954521 -903547355
-966926807 395823002
-322954521 113620163
-966926807 442076584
-322954521 -358356830
-966926807 -416611206
-966926807 308206261
-322954521 -548371038
-966926807...

output:

23890
20642 8
20588 10
13 6
7766 18
7181 19
31740 21
32364 23
26 15
12062 29
33 31
18344 35
22052 45
32496 49
12026 51
7987 52
34443 54
36999 55
3930 56
22322 59
28745 60
11958 65
70 44
34185 71
37782 77
15889 80
33338 83
39276 86
4774 87
35030 89
34986 95
24048 96
5647 97
7879 101
17701 105
46987 1...

result:

ok ok (10 test cases)

Test #64:

score: 0
Accepted
time: 73ms
memory: 14408kb

input:

10
6461
164403694 719871079
-178686855 -505252945
820168812 419207217
-229478200 77799158
677361796 77799158
575661006 419207217
-697613489 -329650846
-362539459 -563403377
727778010 -563403377
-111787135 419207217
892586613 -329650846
664142990 435882783
-746057528 435882783
-484808272 -329650846
-...

output:

6461
4518 3
5005 1315
12020 11269
12502 7
1021 613
7374 14
11230 19
5770 21
6178 4900
37 11
3888 2596
4921 52
5738 520
9664 70
72 39
7884 75
9584 89
9660 9427
10682 94
5851 243
12442 103
7932 4985
6334 119
128 104
3405 1373
7888 1533
8414 132
11922 136
7708 215
139 131
6392 5121
10445 10317
150 141
...

result:

ok ok (10 test cases)

Test #65:

score: 0
Accepted
time: 68ms
memory: 16080kb

input:

10
14956
895706895 998300226
820538240 306140296
-445632195 597312604
-409959410 597312604
755346555 251251450
259123019 -176732314
701825202 -694016428
520061157 306140296
626248236 -236060915
321824154 -762678310
714689875 444441588
-774797456 597312604
4205823 306140296
104689711 -236060915
-9484...

output:

14956
1753 1330
9038 4551
14224 10015
18218 15156
4066 1979
7363 7232
8697 8125
1998 723
7932 2407
12260 10279
15372 12368
23779 23360
23986 5
5568 3386
9742 5852
17790 13472
23955 19200
27317 24295
13015 478
18104 14544
18738 18147
23188 18848
26047 25646
28343 30
2737 1300
11889 3930
16480 12242
1...

result:

ok ok (10 test cases)

Test #66:

score: -100
Runtime Error

input:

1
100000
70720045 -382955525
180416482 414551370
-321808609 -148240525
-959621209 239890090
279590168 239445206
-672414454 -968764851
978907902 855176899
-927586531 -493246847
-87140549 -239161862
394302217 -390243883
747094712 472952985
437187652 834551586
-394349288 431373156
954522299 545636033
-...

output:


result: