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#199180#6414. Classical Maximization Problemucup-team870RE 210ms26196kbC++142.0kb2023-10-03 22:28:432023-10-03 22:28:43

Judging History

你现在查看的是最新测评结果

  • [2023-10-03 22:28:43]
  • 评测
  • 测评结果:RE
  • 用时:210ms
  • 内存:26196kb
  • [2023-10-03 22:28:43]
  • 提交

answer

#include<bits/stdc++.h>
#define For(i,j,k) for(int i=j;i<=k;++i)
#define IOS {cin.tie(0);cout.tie(0);ios::sync_with_stdio(0);}
using namespace std;
struct node{
    int id,y;
};
vector<node> v[400005],an;
vector<int> s;
map<int,int> mp;
int vx[200005],vy[200005];
int fl[400005],dfn;
int dfs(int x){
    fl[x]=++dfn;
    int las=0;
    for(auto [id,y]:v[x]){
        //cout<<x<<' '<<id<<endl;
        //son
        if (!fl[y]){
            int now=dfs(y);
            if (now) an.push_back(node{id,now});
            else{
                int now=id;
                if (now){
                    if (las) an.push_back(node{las,now}),las=0;
                    else las=now;
                }
            }
        }
        //deeper
        else if (fl[y]>fl[x]){
            int now=id;
            if (now){
                if (las) an.push_back(node{las,now}),las=0;
                else las=now;
            }
        }
    }
    return las;
}
int main(){
    IOS
    int _; cin>>_;
    while(_--){
        int n,x,y,cnt=0; cin>>n; n=n*2;
        mp.clear();
        For(i,1,n){
            cin>>x>>y;
            if (!mp[x]) mp[x]=++cnt;
            if (!mp[y]) mp[y]=++cnt;
            vx[i]=mp[x]; vy[i]=mp[y];
        }
        For(i,1,n){
            x=vx[i]; y=vy[i];
            //cout<<' '<<x<<' '<<y<<endl;
            v[x].push_back(node{i,y+cnt});
            v[y+cnt].push_back(node{i,x});
        }
        cnt*=2;
        dfn=0;
        For(i,1,cnt) if (!fl[i]){
            y=dfs(i);
            if (y) s.push_back(y);
        }
        printf("%d\n",an.size());
        for(auto [x,y]:an) printf("%d %d\n",x,y);
        for(int i=0;i<s.size();i+=2) printf("%d %d\n",s[i],s[i+1]);
        //clear
        an.clear(),s.clear();
        For(i,1,cnt) v[i].clear(),fl[i]=0;
    }
}
/*
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
6
1 2 1 3 1 4
2 1 2 3 2 5
3 1 3 2 3 6
4 1 5 2 6 3
*/

詳細信息

Test #1:

score: 100
Accepted
time: 3ms
memory: 15660kb

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

result:

ok ok (3 test cases)

Test #2:

score: 0
Accepted
time: 94ms
memory: 15268kb

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

result:

ok ok (10000 test cases)

Test #3:

score: 0
Accepted
time: 84ms
memory: 14848kb

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

result:

ok ok (10000 test cases)

Test #4:

score: 0
Accepted
time: 74ms
memory: 14636kb

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

result:

ok ok (10000 test cases)

Test #5:

score: 0
Accepted
time: 82ms
memory: 15184kb

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
76 111
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
33 34
35 36
37 38
39 40
41 42
43 44
45 46
47 48
49 50
51 52
53 54
55 56
57 58
59 60
61 62
63 64
65 66
67 68
69 70
71 72
73 74
75 77
78 79
80 81
82 83
84 85
86 87
88 89
90 91
92 93
94 95
96 97
98 99
...

result:

ok ok (10000 test cases)

Test #6:

score: 0
Accepted
time: 90ms
memory: 14924kb

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
1 2
3 4
5 6
7 8
9 10
0
1 2
3 4
5 6
7 8
9 10
0
1 2
3 4
5 6
0
1 2
3 4
5 6
7 8
9 10
1
9 10
1 2
3 4
5 6
7 8
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
33 34
1
12 13
1 2
3 4
5 6
7 8
9 10
11 14
15 16
0
1 2
3 4
0
1 2
3 4
1
10 44
1 2
3 29
4 5
6 7
8 9
11 12
49 13
14 15
16 17
18 19
20...

result:

ok ok (10000 test cases)

Test #7:

score: 0
Accepted
time: 63ms
memory: 15480kb

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
5 16
6 4
10 11
2 15
7 14
13 24
12 28
8 17
18 19
22 26
3 9
23 27
1 20
21 25
20
9 27
6 36
15 26
12 24
21 30
7 40
22 32
4 5
23 29
11 20
2 34
17 25
19 39
8 33
28 31
10 13
14 16
35 37
1 38
3 18
8
2 4
3 15
9 10
11 12
14 16
5 13
1 6
7 8
1
1 2
1
1 2
34
15 3
43 63
8 59
53 67
20 38
21 55
33 44
4 50
22 29
6...

result:

ok ok (10000 test cases)

Test #8:

score: 0
Accepted
time: 67ms
memory: 14596kb

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

result:

ok ok (10000 test cases)

Test #9:

score: 0
Accepted
time: 72ms
memory: 14184kb

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

result:

ok ok (10000 test cases)

Test #10:

score: 0
Accepted
time: 68ms
memory: 15760kb

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

result:

ok ok (10000 test cases)

Test #11:

score: 0
Accepted
time: 59ms
memory: 15128kb

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 5
2 4
12 13
15 19
16 20
6 7
8 9
10 11
14 17
1 18
10
2 4
5 10
12 13
11 16
3 6
7 8
9 15
17 18
19 20
1 14
18
3 6
7 10
11 15
21 22
25 26
28 31
32 35
33 36
2 4
5 8
9 12
13 16
17 18
19 20
23 24
27 29
30 34
1 14
35
3 7
8 9
10 11
15 19
21 22
25 28
29 33
34 36
37 40
43 44
45 46
47 49
50 53
54 55
56 58
5...

result:

ok ok (10000 test cases)

Test #12:

score: 0
Accepted
time: 64ms
memory: 14512kb

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 3
4 5
6 7
8 9
1 10
24
4 8
2 5
6 7
11 12
14 15
16 19
22 24
26 28
29 30
33 34
37 38
40 42
45 46
3 48
9 10
13 17
18 20
21 23
25 31
32 35
36 39
41 43
44 47
1 27
30
2 4
8 9
10 12
15 16
17 19
20 22
25 26
34 35
36 37
38 40
42 47
48 50
51 52
56 57
5 3
6 7
11 13
14 18
21 23
24 28
29 30
31 32
33 39
41 43
...

result:

ok ok (10000 test cases)

Test #13:

score: 0
Accepted
time: 67ms
memory: 15876kb

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

result:

ok ok (10000 test cases)

Test #14:

score: 0
Accepted
time: 64ms
memory: 15528kb

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

result:

ok ok (10000 test cases)

Test #15:

score: 0
Accepted
time: 66ms
memory: 15796kb

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

result:

ok ok (10000 test cases)

Test #16:

score: 0
Accepted
time: 74ms
memory: 14904kb

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

result:

ok ok (10000 test cases)

Test #17:

score: 0
Accepted
time: 75ms
memory: 14364kb

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

result:

ok ok (10000 test cases)

Test #18:

score: 0
Accepted
time: 118ms
memory: 16384kb

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

result:

ok ok (1000 test cases)

Test #19:

score: 0
Accepted
time: 111ms
memory: 16300kb

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
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
33 34
35 36
37 38
39 40
41 42
43 44
45 46
47 48
49 50
51 52
53 54
55 56
57 58
59 60
61 62
63 64
65 66
67 68
69 70
71 72
73 74
75 76
77 78
79 80
81 82
83 84
85 86
87 88
89 90
91 92
93 94
95 96
97 98
99 100
101 10...

result:

ok ok (1000 test cases)

Test #20:

score: 0
Accepted
time: 105ms
memory: 15556kb

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

result:

ok ok (1000 test cases)

Test #21:

score: 0
Accepted
time: 109ms
memory: 15120kb

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
3 253
9 363
10 163
22 49
43 351
90 247
100 176
109 278
112 231
124 368
128 436
135 145
142 448
148 177
172 367
180 203
235 322
263 300
297 405
315 378
340 442
1 2
4 5
6 7
8 11
12 13
14 15
107 16
17 18
19 20
121 21
23 24
25 26
27 28
29 30
31 32
33 34
35 36
37 38
39 40
41 42
44 45
46 47
48 50
51 52...

result:

ok ok (1000 test cases)

Test #22:

score: 0
Accepted
time: 102ms
memory: 14980kb

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
27 83
6 70
10 75
12 98
15 23
16 162
26 104
29 86
47 165
51 124
54 80
56 121
65 115
71 84
72 112
139 135
111 166
92 132
161 143
131 149
142 155
158 168
159 164
1 2
3 4
66 5
39 17
7 8
9 11
13 40
14 18
19 20
21 22
24 25
171 28
120 30
31 32
33 34
167 35
36 74
37 38
41 152
42 43
44 45
46 48
49 50
52 5...

result:

ok ok (1000 test cases)

Test #23:

score: 0
Accepted
time: 50ms
memory: 15016kb

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
231 86
18 211
180 272
111 216
104 217
158 198
77 114
121 275
46 53
212 219
35 97
122 201
49 295
215 234
144 278
192 250
251 266
9 291
28 41
45 170
17 289
22 196
236 290
301 303
38 165
207 221
282 292
47 70
102 195
277 298
13 299
73 129
131 232
260 307
29 60
92 147
239 283
120 163
172 175
187 200...

result:

ok ok (1000 test cases)

Test #24:

score: 0
Accepted
time: 95ms
memory: 15680kb

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
6 41
13 36
10 96
4 90
94 99
22 31
62 78
30 39
52 86
71 120
123 56
63 103
42 54
74 97
12 119
15 104
110 124
72 14
38 98
117 107
32 51
83 113
121 126
19 81
9 47
50 100
40 118
2 5
11 37
69 80
88 111
35 87
57 93
115 116
70 106
79 109
46 64
20 77
17 66
55 105
44 53
61 67
102 108
33 43
25 49
16 27
28 5...

result:

ok ok (1000 test cases)

Test #25:

score: 0
Accepted
time: 85ms
memory: 16124kb

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
3 77
161 162
87 105
57 76
70 157
97 141
65 123
16 38
21 62
110 138
134 160
67 119
8 59
106 93
50 145
23 109
122 136
73 153
75 107
49 166
6 146
17 158
125 114
20 66
92 142
58 11
74 113
13 55
115 25
10 111
45 137
89 131
39 144
24 46
120 135
32 90
88 129
54 149
41 64
164 155
18 80
33 36
99 127
35 13...

result:

ok ok (1000 test cases)

Test #26:

score: 0
Accepted
time: 76ms
memory: 16752kb

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 3
4 5
6 7
8 9
10 11
12 13
14 15
16 17
18 19
20 21
22 23
24 25
26 27
28 29
30 31
32 33
34 35
36 37
38 39
40 41
42 43
44 45
46 47
48 49
50 51
52 53
54 55
56 57
58 59
60 61
62 63
64 65
66 67
68 69
70 71
72 73
74 75
76 77
78 79
80 81
82 83
84 85
86 87
88 89
90 91
92 93
94 95
96 97
98 99
100 101
10...

result:

ok ok (1000 test cases)

Test #27:

score: 0
Accepted
time: 66ms
memory: 16616kb

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
2 3
10 12
13 15
20 21
23 25
26 28
33 34
36 37
38 39
40 42
44 46
48 49
50 51
52 53
56 57
60 63
64 67
70 71
72 75
76 77
78 79
80 84
86 88
89 91
92 93
95 96
97 98
99 101
102 106
108 110
111 117
119 122
123 125
126 127
128 133
134 135
138 140
143 149
150 151
152 153
155 163
165 166
168 170
175 180
1...

result:

ok ok (1000 test cases)

Test #28:

score: 0
Accepted
time: 68ms
memory: 15240kb

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
3 4
6 7
8 10
16 17
20 21
22 24
25 26
30 34
43 44
45 50
52 53
56 57
58 60
61 62
64 66
67 68
70 73
79 81
83 84
86 89
92 93
94 99
100 101
106 107
110 114
117 119
121 124
125 127
130 131
133 134
135 138
140 145
148 149
157 160
161 163
166 172
173 176
177 179
180 181
185 186
187 188
190 192
193 194
1...

result:

ok ok (1000 test cases)

Test #29:

score: 0
Accepted
time: 71ms
memory: 14740kb

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
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
33 34
35 36
37 38
39 40
41 42
43 44
45 46
47 48
49 50
51 52
53 54
55 56
57 58
59 60
61 62
63 64
65 66
67 68
69 70
71 72
73 74
75 76
77 78
79 80
81 82
83 84
85 86
87 88
89 90
91 92
93 94
95 96
97 98
99 100
101 1...

result:

ok ok (1000 test cases)

Test #30:

score: 0
Accepted
time: 74ms
memory: 14552kb

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
2 3
8 9
10 11
13 15
17 19
21 23
24 25
26 27
30 32
33 35
38 39
40 44
45 46
47 50
59 63
64 71
72 76
77 78
81 82
83 84
91 94
97 99
100 101
102 106
107 108
109 110
111 112
114 115
122 123
126 127
128 130
131 132
133 135
136 138
139 140
143 146
150 151
152 153
154 155
156 157
116 160
1 4
5 6
7 12
14 1...

result:

ok ok (1000 test cases)

Test #31:

score: 0
Accepted
time: 64ms
memory: 14628kb

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
3 5
7 9
11 12
13 15
20 22
23 25
28 29
34 35
36 38
39 40
41 42
44 46
49 51
52 53
56 57
58 61
62 64
65 66
68 74
75 76
77 78
81 82
83 85
86 87
89 92
94 99
100 107
110 114
117 118
120 121
122 124
128 129
130 131
133 136
139 142
143 144
149 151
152 153
154 155
157 163
168 174
179 188
189 190
191 193
...

result:

ok ok (1000 test cases)

Test #32:

score: 0
Accepted
time: 67ms
memory: 16024kb

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
9 33
13 4
10 19
14 23
8 2
28 32
7 31
24 42
20 39
15 16
27 41
6 35
30 37
5 21
22 34
3 38
11 17
18 25
26 36
1 40
12 29
37
38 54
45 63
61 23
7 74
5 19
28 34
35 39
48 59
2 51
3 18
32 49
25 47
24 30
37 57
62 69
21 71
12 20
31 41
65 73
6 58
9 13
17 29
43 53
56 66
67 70
10 64
16 22
44 46
52 55
4 15
33 3...

result:

ok ok (1000 test cases)

Test #33:

score: 0
Accepted
time: 83ms
memory: 15856kb

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
108 48
1 4
6 9
12 148
90 161
50 15
160 33
49 129
25 34
3 27
44 127
45 62
77 87
19 106
41 93
96 101
20 47
59 64
141 140
66 107
21 81
100 113
52 30
98 120
112 159
37 73
89 128
85 94
104 83
56 134
36 152
5 154
74 137
54 146
61 29
24 57
38 70
164 123
46 10
110 147
39 69
16 76
115 111
162 80
42 149
35...

result:

ok ok (1000 test cases)

Test #34:

score: 0
Accepted
time: 153ms
memory: 17184kb

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
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
33 34
35 36
37 38
39 40
41 42
43 44
45 46
47 48
49 50
51 52
53 54
55 56
57 58
59 60
61 62
63 64
65 66
67 68
69 70
71 72
73 74
75 76
77 78
79 80
81 82
83 84
85 86
87 88
89 90
91 92
93 94
95 96
97 98
99 100
101 10...

result:

ok ok (100 test cases)

Test #35:

score: 0
Accepted
time: 142ms
memory: 16900kb

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
294 1956
485 2069
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
33 34
35 36
37 38
39 40
41 42
43 44
45 46
47 48
49 50
51 52
53 54
55 56
57 58
59 60
61 62
63 64
65 66
67 68
69 70
71 72
73 74
75 76
77 78
79 80
81 82
83 84
85 86
87 88
89 90
91 92
93 94
95 96
9...

result:

ok ok (100 test cases)

Test #36:

score: 0
Accepted
time: 132ms
memory: 16236kb

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

result:

ok ok (100 test cases)

Test #37:

score: 0
Accepted
time: 127ms
memory: 16632kb

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
1221 2278
1 1185
1620 2955
4924 625
509 564
2970 1254
2121 2936
4782 887
2 3704
1268 2120
3 2184
4 3332
3944 3365
5 2607
6 3120
1175 2574
1058 5542
1876 4805
3182 5412
4451 5345
2883 856
2471 3767
256 1753
2269 3598
8 492
2288 3889
3655 5453
4161 5579
74 2511
1042 3895
3648 4480
429 3793
2165 2...

result:

ok ok (100 test cases)

Test #38:

score: 0
Accepted
time: 91ms
memory: 15044kb

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
1 1836
327 315
505 1209
800 1911
1636 516
930 286
1120 1103
324 264
427 632
240 727
64 702
564 1830
694 531
651 660
735 1846
482 1537
131 771
414 1441
650 1127
1434 497
363 1516
1012 340
1828 596
1658 168
852 1399
1070 1371
202 1696
219 161
715 1342
640 1418
222 1921
1524 731
782 402
1077 875
12...

result:

ok ok (100 test cases)

Test #39:

score: 0
Accepted
time: 69ms
memory: 16496kb

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
221 158
40 54
97 278
143 184
7 64
8 266
21 87
79 250
130 309
85 346
113 169
224 280
117 167
230 306
14 322
17 162
164 272
15 315
49 78
141 284
82 312
96 150
199 205
220 338
9 45
155 241
246 248
44 291
153 181
195 200
253 339
35 41
51 59
274 298
316 342
217 222
238 275
296 299
303 333
36 335
63 9...

result:

ok ok (100 test cases)

Test #40:

score: 0
Accepted
time: 89ms
memory: 15448kb

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
21 50
145 148
33 77
15 29
70 75
4 12
69 300
112 113
11 84
177 258
267 319
68 108
6 43
80 151
282 351
31 72
103 172
184 239
285 303
341 398
456 474
512 521
530 793
802 839
136 868
45 82
92 130
528 533
554 571
581 597
621 623
735 743
761 859
886 890
40 329
117 174
193 226
256 298
334 354
412 432
4...

result:

ok ok (100 test cases)

Test #41:

score: 0
Accepted
time: 110ms
memory: 17096kb

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
5 13
2 19
28 37
46 59
64 65
72 77
97 109
113 116
130 138
143 146
168 190
197 206
215 219
222 224
228 231
240 259
261 267
6 88
17 36
40 41
62 63
68 70
71 79
90 102
122 127
156 169
171 172
188 191
193 194
201 213
221 223
232 243
248 249
263 265
105 276
26 33
67 81
86 87
89 92
93 101
137 153
155 16...

result:

ok ok (100 test cases)

Test #42:

score: 0
Accepted
time: 95ms
memory: 18432kb

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 3
4 5
6 7
8 9
10 11
12 13
14 15
16 17
18 19
20 21
22 23
24 25
26 27
28 29
30 31
32 33
34 35
36 37
38 39
40 41
42 43
44 45
46 47
48 49
50 51
52 53
54 55
56 57
58 59
60 61
62 63
64 65
66 67
68 69
70 71
72 73
74 75
76 77
78 79
80 81
82 83
84 85
86 87
88 89
90 91
92 93
94 95
96 97
98 99
100 101
10...

result:

ok ok (100 test cases)

Test #43:

score: 0
Accepted
time: 84ms
memory: 17900kb

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
2 3
4 5
6 7
9 11
12 14
15 18
19 21
22 25
26 28
30 31
32 33
34 37
39 40
41 44
46 47
48 49
50 52
54 56
59 60
61 65
68 69
74 75
77 79
80 81
82 87
88 90
93 94
95 97
99 100
102 103
104 107
108 110
111 113
116 120
123 125
126 127
128 129
131 132
134 135
136 138
140 141
143 144
146 147
148 150
154 155...

result:

ok ok (100 test cases)

Test #44:

score: 0
Accepted
time: 91ms
memory: 16576kb

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
2 3
4 5
6 7
9 10
11 14
15 16
17 21
24 27
28 29
34 35
36 37
41 42
43 44
45 46
47 48
50 51
52 55
59 60
61 62
63 64
67 69
70 73
76 78
79 83
85 88
90 91
92 94
97 98
100 101
102 105
107 109
111 113
118 119
121 125
126 127
137 138
139 142
143 145
148 150
151 153
156 161
162 163
164 165
171 172
173 174...

result:

ok ok (100 test cases)

Test #45:

score: 0
Accepted
time: 95ms
memory: 16828kb

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
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
33 34
35 36
37 38
39 40
41 42
43 44
45 46
47 48
49 50
51 52
53 54
55 56
57 58
59 60
61 62
63 64
65 66
67 68
69 70
71 72
73 74
75 76
77 78
79 80
81 82
83 84
85 86
87 88
89 90
91 92
93 94
95 96
97 98
99 100
101...

result:

ok ok (100 test cases)

Test #46:

score: 0
Accepted
time: 80ms
memory: 15492kb

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
2 5
8 9
11 12
13 18
22 23
26 27
28 29
32 34
37 38
40 41
42 43
47 48
49 50
53 60
61 62
63 64
65 66
70 71
72 74
76 78
83 85
87 88
94 95
96 97
100 105
106 107
108 111
112 113
116 123
124 130
132 133
135 136
137 138
139 140
141 142
150 153
155 156
159 162
163 165
168 170
172 173
174 179
180 182
183...

result:

ok ok (100 test cases)

Test #47:

score: 0
Accepted
time: 79ms
memory: 15620kb

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
3 4
5 7
8 12
13 16
24 25
29 32
33 34
36 39
40 42
43 44
46 47
48 49
53 61
63 64
67 68
70 72
75 76
77 78
79 83
84 85
86 88
90 98
99 100
101 102
103 104
105 106
110 111
112 114
115 116
117 118
120 121
123 124
126 127
133 138
140 141
143 144
147 148
149 150
151 153
154 157
160 161
162 163
168 169
17...

result:

ok ok (100 test cases)

Test #48:

score: 0
Accepted
time: 81ms
memory: 17392kb

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
7 11
12 14
24 40
47 63
70 74
77 82
83 84
94 112
143 149
180 189
202 205
206 209
216 226
229 237
242 243
244 245
246 259
273 281
289 290
291 294
300 302
303 306
308 314
327 330
341 344
355 368
378 387
398 408
413 415
438 477
486 491
501 510
520 529
535 541
548 555
557 560
561 566
570 572
576 582...

result:

ok ok (100 test cases)

Test #49:

score: 0
Accepted
time: 93ms
memory: 17072kb

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
8 11
39 64
66 77
80 110
134 139
144 157
161 169
173 174
177 193
207 208
221 230
7 130
24 46
61 78
86 109
131 135
165 186
210 213
206 215
4 5
13 29
45 58
76 93
97 105
121 125
137 155
166 167
200 209
69 226
54 74
89 99
108 117
142 189
196 199
218 220
100 231
25 40
49 59
62 63
88 106
111 114
118 11...

result:

ok ok (100 test cases)

Test #50:

score: 0
Accepted
time: 198ms
memory: 24284kb

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
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
33 34
35 36
37 38
39 40
41 42
43 44
45 46
47 48
49 50
51 52
53 54
55 56
57 58
59 60
61 62
63 64
65 66
67 68
69 70
71 72
73 74
75 76
77 78
79 80
81 82
83 84
85 86
87 88
89 90
91 92
93 94
95 96
97 98
99 100
101 10...

result:

ok ok (10 test cases)

Test #51:

score: 0
Accepted
time: 210ms
memory: 26196kb

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
931 1118
997 1034
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
33 34
35 36
37 38
39 40
41 42
43 44
45 46
47 48
49 50
51 52
53 54
55 56
57 58
59 60
61 62
63 64
65 66
67 68
69 70
71 72
73 74
75 76
77 78
79 80
81 82
83 84
85 86
87 88
89 90
91 92
93 94
95 96
9...

result:

ok ok (10 test cases)

Test #52:

score: 0
Accepted
time: 181ms
memory: 20608kb

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
4 27113
9221 15324
11400 2722
5 28786
7 9927
28385 17894
9593 8266
9 8081
11 11290
12 5876
15254 7689
6997 11039
4618 25958
23710 24207
18 1462
52 11061
21 6507
4166 10190
23 9346
25 3278
26 6461
28 1198
30 3059
25448 28213
32 28159
11859 13502
12391 12950
14326 16560
38 10208
3251 18295
21454 ...

result:

ok ok (10 test cases)

Test #53:

score: 0
Accepted
time: 119ms
memory: 18064kb

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
998 9124
6512 9884
7256 10656
2920 4205
1219 9643
873 5525
6881 7965
11307 8778
1312 8713
2449 3058
1877 6846
11339 10831
3545 4319
7594 3470
1273 11447
13136 1091
6040 1972
2933 3880
6877 11877
8196 3444
12944 10789
3869 12178
9117 3504
2033 6561
9272 12675
3215 4697
2655 12334
1057 7275
141 3...

result:

ok ok (10 test cases)

Test #54:

score: 0
Accepted
time: 76ms
memory: 16692kb

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
19249 3876
24757 22794
15750 24553
2059 9441
23180 30268
5382 6805
2316 35513
1378 4934
25554 11321
13801 25371
36727 38590
14059 22987
31031 370
16871 30891
15152 857
2065 31819
37488 38680
16521 21162
1441 4998
35286 3836
37090 15762
2109 26954
38677 2411
20994 28653
28901 27774
10223 37006
...

result:

ok ok (10 test cases)

Test #55:

score: 0
Accepted
time: 68ms
memory: 16944kb

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
28327 12834
2810 22049
10343 12725
13009 23312
3555 28644
17028 28664
2725 12109
18333 24168
784 15071
20557 23499
953 2768
18128 26653
874 29881
7064 17324
22176 24980
2409 10089
20698 21190
24729 29408
4231 11011
16763 17853
18882 29802
4804 9264
15554 19950
21307 25161
453 26489
4123 6247
8...

result:

ok ok (10 test cases)

Test #56:

score: 0
Accepted
time: 75ms
memory: 17336kb

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
346 723
661 709
482 495
141 2757
4032 4392
4815 4952
6066 6678
994 2280
2438 3275
4177 4190
4549 5875
6123 6420
6921 8835
9465 9607
12443 13764
14403 17667
17914 18447
19793 19896
22164 23836
23969 25141
25658 25984
27634 28788
30057 31488
31960 32581
32961 33216
33494 35319
35377 36003
7555 3...

result:

ok ok (10 test cases)

Test #57:

score: 0
Accepted
time: 151ms
memory: 21080kb

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
2 13
14 15
18 19
21 27
28 31
33 35
36 39
40 41
50 56
57 59
64 66
68 69
73 78
79 83
89 93
94 95
97 98
100 106
107 109
110 111
113 114
120 122
123 128
130 135
136 150
154 157
158 159
168 176
178 179
181 190
192 194
195 196
197 199
200 202
205 206
208 211
212 218
225 230
231 232
236 237
239 242
243...

result:

ok ok (10 test cases)

Test #58:

score: 0
Accepted
time: 111ms
memory: 21264kb

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 3
4 5
6 7
8 9
10 11
12 13
14 15
16 17
18 19
20 21
22 23
24 25
26 27
28 29
30 31
32 33
34 35
36 37
38 39
40 41
42 43
44 45
46 47
48 49
50 51
52 53
54 55
56 57
58 59
60 61
62 63
64 65
66 67
68 69
70 71
72 73
74 75
76 77
78 79
80 81
82 83
84 85
86 87
88 89
90 91
92 93
94 95
96 97
98 99
100 101
1...

result:

ok ok (10 test cases)

Test #59:

score: 0
Accepted
time: 101ms
memory: 20032kb

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
3 7
8 10
11 16
17 18
21 22
23 25
26 27
28 30
32 35
36 37
38 39
41 42
44 45
49 50
51 55
56 57
58 59
61 63
65 67
68 71
75 76
77 80
81 85
86 87
88 89
90 94
97 99
107 109
110 112
115 117
118 119
120 123
124 125
127 128
130 131
132 135
137 140
141 142
144 145
146 148
150 151
153 154
155 156
157 158
...

result:

ok ok (10 test cases)

Test #60:

score: 0
Accepted
time: 95ms
memory: 19336kb

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
3 4
5 6
8 9
10 16
18 19
20 22
23 24
25 31
33 34
36 39
40 44
45 47
49 53
56 58
60 61
63 65
67 68
69 71
75 76
77 78
79 80
81 82
83 85
86 87
89 92
96 99
102 103
105 106
107 109
111 113
115 116
117 120
121 122
124 125
126 129
130 132
133 134
136 137
138 139
141 143
144 149
150 152
153 154
156 159
1...

result:

ok ok (10 test cases)

Test #61:

score: 0
Accepted
time: 113ms
memory: 22360kb

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
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
33 34
35 36
37 38
39 40
41 42
43 44
45 46
47 48
49 50
51 52
53 54
55 56
57 58
59 60
61 62
63 64
65 66
67 68
69 70
71 72
73 74
75 76
77 78
79 80
81 82
83 84
85 86
87 88
89 90
91 92
93 94
95 96
97 98
99 100
101...

result:

ok ok (10 test cases)

Test #62:

score: 0
Accepted
time: 116ms
memory: 22656kb

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
3 4
7 8
11 12
14 15
16 20
21 23
26 28
36 37
38 42
45 46
48 50
56 57
58 60
61 64
70 71
73 77
80 82
83 84
85 88
90 91
99 102
105 106
108 110
112 114
116 120
121 122
123 125
126 128
134 135
137 138
143 144
146 152
154 155
156 158
161 162
163 165
167 168
170 172
174 181
182 183
184 185
186 187
188 1...

result:

ok ok (10 test cases)

Test #63:

score: 0
Accepted
time: 109ms
memory: 19104kb

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
6 8
10 13
15 18
19 21
23 26
29 31
33 35
44 45
49 51
52 54
55 56
59 60
65 70
71 77
80 83
86 87
89 95
96 97
101 105
108 111
112 114
118 120
122 126
128 131
132 133
134 135
136 137
138 139
140 145
146 147
148 149
150 151
152 153
156 157
159 161
166 168
170 171
172 173
175 176
177 178
179 180
181 ...

result:

ok ok (10 test cases)

Test #64:

score: 0
Accepted
time: 92ms
memory: 20628kb

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
18 25
7 11
8 9
40 71
78 81
82 109
117 118
159 167
177 178
182 188
191 202
226 229
234 245
255 277
285 287
293 296
315 317
318 335
340 344
345 350
360 367
372 373
382 383
386 408
426 449
456 473
504 510
511 515
518 523
540 554
561 565
568 574
611 622
638 640
675 681
683 688
689 691
696 700
706 7...

result:

ok ok (10 test cases)

Test #65:

score: 0
Accepted
time: 90ms
memory: 20416kb

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
74 78
82 106
120 135
144 155
184 190
225 227
228 254
258 262
264 269
295 296
306 317
324 357
368 374
402 426
441 447
460 483
500 527
548 558
566 575
577 578
599 627
637 641
643 669
672 696
728 744
750 760
762 787
812 816
819 836
853 877
883 887
907 931
935 959
980 985
997 1024
1042 1050
1054 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: