QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#250560#7619. Make SYSU Great Again IKKT89AC ✓178ms22532kbC++171.3kb2023-11-13 12:51:552023-11-13 12:51:56

Judging History

你现在查看的是最新测评结果

  • [2023-11-13 12:51:56]
  • 评测
  • 测评结果:AC
  • 用时:178ms
  • 内存:22532kb
  • [2023-11-13 12:51:55]
  • 提交

answer

#pragma GCC optimize("Ofast")
#include <bits/stdc++.h>
using namespace std;
typedef long long int ll;
typedef unsigned long long int ull;

mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
ll myRand(ll B) {
    return (ull)rng() % B;
}
inline double time() {
    return static_cast<long double>(chrono::duration_cast<chrono::nanoseconds>(chrono::steady_clock::now().time_since_epoch()).count()) * 1e-9;
}

int main(){
    cin.tie(nullptr);
    ios::sync_with_stdio(false);
    int n; cin >> n;
    int k; cin >> k;
    int x = 0, y = 0;
    set<pair<int,int>> st;
    for (int i = 0; i < 2*n; ++i) {
        cout << x+1 << " " << y+1 << "\n";
        st.insert({x+1,y+1});
        if (i%2 == 0) {
            x += 1; if (x == n) x = 0;
        }
        else {
            y += 1; if (y == n) y = 0;
        }
    }
    x = 1, y = 1;
    for (int i = 0; i < k-2*n; ++i) {
        while (1) {
            if (st.find({x,y}) == st.end()) break;
            if (y == n) {
                y = 1, x += 1;
            }
            else {
                y += 1;
            }
        }
        cout << x << " " << y << "\n";
        if (y == n) {
            y = 1, x += 1;
        }
        else {
            y += 1;
        }
    }
}

这程序好像有点Bug,我给组数据试试?

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3672kb

input:

3 6

output:

1 1
2 1
2 2
3 2
3 3
1 3

result:

ok The answer is correct.

Test #2:

score: 0
Accepted
time: 0ms
memory: 3552kb

input:

3 7

output:

1 1
2 1
2 2
3 2
3 3
1 3
1 2

result:

ok The answer is correct.

Test #3:

score: 0
Accepted
time: 0ms
memory: 3652kb

input:

2 4

output:

1 1
2 1
2 2
1 2

result:

ok The answer is correct.

Test #4:

score: 0
Accepted
time: 0ms
memory: 3668kb

input:

3 9

output:

1 1
2 1
2 2
3 2
3 3
1 3
1 2
2 3
3 1

result:

ok The answer is correct.

Test #5:

score: 0
Accepted
time: 0ms
memory: 3616kb

input:

10 20

output:

1 1
2 1
2 2
3 2
3 3
4 3
4 4
5 4
5 5
6 5
6 6
7 6
7 7
8 7
8 8
9 8
9 9
10 9
10 10
1 10

result:

ok The answer is correct.

Test #6:

score: 0
Accepted
time: 0ms
memory: 3660kb

input:

10 100

output:

1 1
2 1
2 2
3 2
3 3
4 3
4 4
5 4
5 5
6 5
6 6
7 6
7 7
8 7
8 8
9 8
9 9
10 9
10 10
1 10
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
2 3
2 4
2 5
2 6
2 7
2 8
2 9
2 10
3 1
3 4
3 5
3 6
3 7
3 8
3 9
3 10
4 1
4 2
4 5
4 6
4 7
4 8
4 9
4 10
5 1
5 2
5 3
5 6
5 7
5 8
5 9
5 10
6 1
6 2
6 3
6 4
6 7
6 8
6 9
6 10
7 1
7 2
7 3
7 4
7 5...

result:

ok The answer is correct.

Test #7:

score: 0
Accepted
time: 0ms
memory: 3656kb

input:

32 64

output:

1 1
2 1
2 2
3 2
3 3
4 3
4 4
5 4
5 5
6 5
6 6
7 6
7 7
8 7
8 8
9 8
9 9
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22 21
22 22
23 22
23 23
24 23
24 24
25 24
25 25
26 25
26 26
27 26
27 27
28 27
28 28
29 28...

result:

ok The answer is correct.

Test #8:

score: 0
Accepted
time: 109ms
memory: 22276kb

input:

200000 400000

output:

1 1
2 1
2 2
3 2
3 3
4 3
4 4
5 4
5 5
6 5
6 6
7 6
7 7
8 7
8 8
9 8
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10 9
10 10
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22 22
23 22
23 23
24 23
24 24
25 24
25 25
26 25
26 26
27 26
27 27
28 27
28 28
29 28...

result:

ok The answer is correct.

Test #9:

score: 0
Accepted
time: 162ms
memory: 22532kb

input:

200000 745589

output:

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

result:

ok The answer is correct.

Test #10:

score: 0
Accepted
time: 170ms
memory: 22368kb

input:

199999 978736

output:

1 1
2 1
2 2
3 2
3 3
4 3
4 4
5 4
5 5
6 5
6 6
7 6
7 7
8 7
8 8
9 8
9 9
10 9
10 10
11 10
11 11
12 11
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13 12
13 13
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16 16
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20 19
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21 21
22 21
22 22
23 22
23 23
24 23
24 24
25 24
25 25
26 25
26 26
27 26
27 27
28 27
28 28
29 28...

result:

ok The answer is correct.

Test #11:

score: 0
Accepted
time: 139ms
memory: 22352kb

input:

198054 619549

output:

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

result:

ok The answer is correct.

Test #12:

score: 0
Accepted
time: 101ms
memory: 15140kb

input:

123124 567865

output:

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

result:

ok The answer is correct.

Test #13:

score: 0
Accepted
time: 74ms
memory: 15176kb

input:

124252 416756

output:

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

result:

ok The answer is correct.

Test #14:

score: 0
Accepted
time: 123ms
memory: 13296kb

input:

103503 748077

output:

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

result:

ok The answer is correct.

Test #15:

score: 0
Accepted
time: 151ms
memory: 14944kb

input:

120394 987331

output:

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

result:

ok The answer is correct.

Test #16:

score: 0
Accepted
time: 111ms
memory: 15236kb

input:

123942 619710

output:

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

result:

ok The answer is correct.

Test #17:

score: 0
Accepted
time: 123ms
memory: 8356kb

input:

51251 1000000

output:

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

result:

ok The answer is correct.

Test #18:

score: 0
Accepted
time: 112ms
memory: 22340kb

input:

200000 400001

output:

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

result:

ok The answer is correct.

Test #19:

score: 0
Accepted
time: 118ms
memory: 22304kb

input:

199999 400001

output:

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

result:

ok The answer is correct.

Test #20:

score: 0
Accepted
time: 51ms
memory: 13188kb

input:

100000 200000

output:

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

result:

ok The answer is correct.

Test #21:

score: 0
Accepted
time: 6ms
memory: 5104kb

input:

14125 28290

output:

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

result:

ok The answer is correct.

Test #22:

score: 0
Accepted
time: 178ms
memory: 22360kb

input:

200000 1000000

output:

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

result:

ok The answer is correct.

Test #23:

score: 0
Accepted
time: 127ms
memory: 12928kb

input:

100000 1000000

output:

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

result:

ok The answer is correct.

Test #24:

score: 0
Accepted
time: 84ms
memory: 3772kb

input:

1000 1000000

output:

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

result:

ok The answer is correct.

Test #25:

score: 0
Accepted
time: 26ms
memory: 3576kb

input:

532 283024

output:

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

result:

ok The answer is correct.

Test #26:

score: 0
Accepted
time: 94ms
memory: 15004kb

input:

121434 568983

output:

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

result:

ok The answer is correct.

Test #27:

score: 0
Accepted
time: 6ms
memory: 4712kb

input:

11111 32222

output:

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

result:

ok The answer is correct.

Test #28:

score: 0
Accepted
time: 134ms
memory: 22364kb

input:

200000 600000

output:

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

result:

ok The answer is correct.

Test #29:

score: 0
Accepted
time: 0ms
memory: 3784kb

input:

64 128

output:

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

result:

ok The answer is correct.

Test #30:

score: 0
Accepted
time: 1ms
memory: 3568kb

input:

128 8920

output:

1 1
2 1
2 2
3 2
3 3
4 3
4 4
5 4
5 5
6 5
6 6
7 6
7 7
8 7
8 8
9 8
9 9
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24 23
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result:

ok The answer is correct.

Extra Test:

score: 0
Extra Test Passed