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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#302250#6309. AqreUSTC_fish_touching_team#AC ✓37ms7856kbC++171.6kb2024-01-10 18:06:382024-01-10 18:06:38

Judging History

你现在查看的是最新测评结果

  • [2024-01-10 18:06:38]
  • 评测
  • 测评结果:AC
  • 用时:37ms
  • 内存:7856kb
  • [2024-01-10 18:06:38]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
#define Re register int

const int N = 1005;
int T, n, m, ans, a[N][N], f[10], g[10];
bool p;

int main()
{
	scanf("%d", &T);
	f[0] = 2, f[1] = 0, f[2] = 3, f[3] = 1;
	g[0] = 2, g[1] = 3, g[2] = 1, g[3] = 0;
	while (T--)
	{
		ans = p = 0;
		scanf("%d%d", &n, &m);
		if (n > m) swap(n, m), p = 1;
		if (n == 1)
		{
			for (Re i = 1; i <= m && i <= 3; ++i) a[1][i] = 1, ++ans;
			for (Re i = 4; i <= m; ++i) a[1][i] = 0;
		}
		else if (m <= 3)
		{
			for (Re i = 1; i <= n; ++i)
				for (Re j = 1; j <= m; ++j) a[i][j] = 1, ++ans;
		}
		else if (n == 2 || n == 3)
		{
			for (Re i = 1; i <= m; ++i)
				if (i % 4 == 2) a[1][i] = 0;
				else a[1][i] = 1, ++ans;
			for (Re i = 1; i <= m; ++i)
				if (i % 4 == 0) a[2][i] = 0;
				else a[2][i] = 1, ++ans;
			if (n == 3)
				for (Re i = 1; i <= m; ++i)
					if (i % 4 == 0) a[3][i] = 0;
					else a[3][i] = 1, ++ans;
		}
		else
		{
			if (n % 4 > m % 4) swap(n, m), p ^= 1;
			if (n % 4 == 0)
			{
				for (Re i = 1; i <= n; ++i)
					for (Re j = 1; j <= m; ++j)
						if (j % 4 == g[i % 4]) a[i][j] = 0;
						else a[i][j] = 1, ++ans;
			}
			else
			{
				for (Re i = 1; i <= n; ++i)
					for (Re j = 1; j <= m; ++j)
						if (j % 4 == f[i % 4]) a[i][j] = 0;
						else a[i][j] = 1, ++ans;
			}
		}
		printf("%d\n", ans);
		if (!p)
			for (Re i = 1; i <= n; ++i)
			{
				for (Re j = 1; j <= m; ++j) printf("%d", a[i][j]);
				putchar('\n');
			}
		else
			for (Re i = 1; i <= m; ++i)
			{
				for (Re j = 1; j <= n; ++j) printf("%d", a[j][i]);
				putchar('\n');
			}
	}
	return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3904kb

input:

3
2 2
3 4
3 8

output:

4
11
11
9
1011
1110
1110
18
10111011
11101110
11101110

result:

ok ok (3 test cases)

Test #2:

score: 0
Accepted
time: 0ms
memory: 3884kb

input:

361
2 2
2 3
2 4
2 5
2 6
2 7
2 8
2 9
2 10
2 11
2 12
2 13
2 14
2 15
2 16
2 17
2 18
2 19
2 20
3 2
3 3
3 4
3 5
3 6
3 7
3 8
3 9
3 10
3 11
3 12
3 13
3 14
3 15
3 16
3 17
3 18
3 19
3 20
4 2
4 3
4 4
4 5
4 6
4 7
4 8
4 9
4 10
4 11
4 12
4 13
4 14
4 15
4 16
4 17
4 18
4 19
4 20
5 2
5 3
5 4
5 5
5 6
5 7
5 8
5 9
5 1...

output:

4
11
11
6
111
111
6
1011
1110
8
10111
11101
9
101110
111011
11
1011101
1110111
12
10111011
11101110
14
101110111
111011101
15
1011101110
1110111011
17
10111011101
11101110111
18
101110111011
111011101110
20
1011101110111
1110111011101
21
10111011101110
11101110111011
23
101110111011101
1110111011101...

result:

ok ok (361 test cases)

Test #3:

score: 0
Accepted
time: 32ms
memory: 4248kb

input:

100
91 91
91 92
91 93
91 94
91 95
91 96
91 97
91 98
91 99
91 100
92 91
92 92
92 93
92 94
92 95
92 96
92 97
92 98
92 99
92 100
93 91
93 92
93 93
93 94
93 95
93 96
93 97
93 98
93 99
93 100
94 91
94 92
94 93
94 94
94 95
94 96
94 97
94 98
94 99
94 100
95 91
95 92
95 93
95 94
95 95
95 96
95 97
95 98
95 9...

output:

6211
1110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111
1101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110
0111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011
1011101110111011101...

result:

ok ok (100 test cases)

Test #4:

score: 0
Accepted
time: 31ms
memory: 6484kb

input:

16
247 247
247 248
247 249
247 250
248 247
248 248
248 249
248 250
249 247
249 248
249 249
249 250
250 247
250 248
250 249
250 250

output:

45757
1110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111
1101110111011101110111011101110111011101110111...

result:

ok ok (16 test cases)

Test #5:

score: 0
Accepted
time: 37ms
memory: 7832kb

input:

1
997 997

output:

745507
11101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101...

result:

ok ok (1 test case)

Test #6:

score: 0
Accepted
time: 32ms
memory: 7752kb

input:

1
997 998

output:

746255
11101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101...

result:

ok ok (1 test case)

Test #7:

score: 0
Accepted
time: 36ms
memory: 7676kb

input:

1
997 999

output:

747003
11101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101...

result:

ok ok (1 test case)

Test #8:

score: 0
Accepted
time: 36ms
memory: 7824kb

input:

1
997 1000

output:

747750
10111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111...

result:

ok ok (1 test case)

Test #9:

score: 0
Accepted
time: 32ms
memory: 7816kb

input:

1
998 997

output:

746255
11011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011...

result:

ok ok (1 test case)

Test #10:

score: 0
Accepted
time: 37ms
memory: 7816kb

input:

1
998 998

output:

747004
11101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101...

result:

ok ok (1 test case)

Test #11:

score: 0
Accepted
time: 36ms
memory: 7668kb

input:

1
998 999

output:

747752
11101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101...

result:

ok ok (1 test case)

Test #12:

score: 0
Accepted
time: 37ms
memory: 7856kb

input:

1
998 1000

output:

748500
10111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111...

result:

ok ok (1 test case)

Test #13:

score: 0
Accepted
time: 33ms
memory: 7808kb

input:

1
999 997

output:

747003
11011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011...

result:

ok ok (1 test case)

Test #14:

score: 0
Accepted
time: 36ms
memory: 7796kb

input:

1
999 998

output:

747752
11011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011...

result:

ok ok (1 test case)

Test #15:

score: 0
Accepted
time: 36ms
memory: 7672kb

input:

1
999 999

output:

748501
11101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101...

result:

ok ok (1 test case)

Test #16:

score: 0
Accepted
time: 36ms
memory: 7848kb

input:

1
999 1000

output:

749250
10111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111...

result:

ok ok (1 test case)

Test #17:

score: 0
Accepted
time: 33ms
memory: 7748kb

input:

1
1000 997

output:

747750
11011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011...

result:

ok ok (1 test case)

Test #18:

score: 0
Accepted
time: 32ms
memory: 7820kb

input:

1
1000 998

output:

748500
11011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011...

result:

ok ok (1 test case)

Test #19:

score: 0
Accepted
time: 36ms
memory: 7672kb

input:

1
1000 999

output:

749250
11011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011...

result:

ok ok (1 test case)

Test #20:

score: 0
Accepted
time: 36ms
memory: 7732kb

input:

1
1000 1000

output:

750000
11011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011...

result:

ok ok (1 test case)

Test #21:

score: 0
Accepted
time: 0ms
memory: 3932kb

input:

1
3 997

output:

2244
1011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101...

result:

ok ok (1 test case)

Test #22:

score: 0
Accepted
time: 0ms
memory: 3920kb

input:

1
3 998

output:

2246
1011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101...

result:

ok ok (1 test case)

Test #23:

score: 0
Accepted
time: 0ms
memory: 3912kb

input:

1
3 999

output:

2249
1011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101...

result:

ok ok (1 test case)

Test #24:

score: 0
Accepted
time: 0ms
memory: 3816kb

input:

1
3 1000

output:

2250
1011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101...

result:

ok ok (1 test case)

Test #25:

score: 0
Accepted
time: 0ms
memory: 3820kb

input:

1
997 3

output:

2244
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011...

result:

ok ok (1 test case)

Test #26:

score: 0
Accepted
time: 0ms
memory: 3908kb

input:

1
998 3

output:

2246
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011...

result:

ok ok (1 test case)

Test #27:

score: 0
Accepted
time: 0ms
memory: 3848kb

input:

1
999 3

output:

2249
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011...

result:

ok ok (1 test case)

Test #28:

score: 0
Accepted
time: 0ms
memory: 3808kb

input:

1
1000 3

output:

2250
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011
111
100
111
011...

result:

ok ok (1 test case)

Test #29:

score: 0
Accepted
time: 0ms
memory: 3932kb

input:

1
2 997

output:

1496
1011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101...

result:

ok ok (1 test case)

Test #30:

score: 0
Accepted
time: 0ms
memory: 3884kb

input:

1
2 998

output:

1497
1011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101...

result:

ok ok (1 test case)

Test #31:

score: 0
Accepted
time: 0ms
memory: 3936kb

input:

1
2 999

output:

1499
1011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101...

result:

ok ok (1 test case)

Test #32:

score: 0
Accepted
time: 0ms
memory: 3808kb

input:

1
2 1000

output:

1500
1011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101110111011101...

result:

ok ok (1 test case)

Test #33:

score: 0
Accepted
time: 0ms
memory: 3816kb

input:

1
997 2

output:

1496
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
1...

result:

ok ok (1 test case)

Test #34:

score: 0
Accepted
time: 0ms
memory: 3932kb

input:

1
998 2

output:

1497
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
1...

result:

ok ok (1 test case)

Test #35:

score: 0
Accepted
time: 0ms
memory: 3928kb

input:

1
999 2

output:

1499
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
1...

result:

ok ok (1 test case)

Test #36:

score: 0
Accepted
time: 0ms
memory: 3768kb

input:

1
1000 2

output:

1500
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
11
10
11
01
1...

result:

ok ok (1 test case)