oj.uz

Submission #544445

# Submission time Handle Problem Language Result Execution time Memory
544445 2022-04-01T23:41:52 Z rainboy Jump (BOI06_jump) C
100 / 100
 8 ms 4144 KB 
#include <stdio.h>

#define N	100
#define L	100

void add(int *aa, int *bb) {
	int i;

	for (i = 0; i < L; i++)
		aa[i] += bb[i];
	for (i = 0; i < L; i++)
		if (aa[i] >= 10) {
			if (i + 1 < L)
				aa[i + 1] += aa[i] / 10;
			aa[i] %= 10;
		}
}

int main() {
	static int dp[N][N][L];
	int n, i, j;

	scanf("%d", &n);
	dp[0][0][0] = 1;
	for (i = 0; i < n; i++)
		for (j = 0; j < n; j++) {
			int a;

			scanf("%d", &a);
			if (a == 0)
				continue;
			if (i + a < n)
				add(dp[i + a][j], dp[i][j]);
			if (j + a < n)
				add(dp[i][j + a], dp[i][j]);
		}
	i = L - 1;
	while (i > 0 && dp[n - 1][n - 1][i] == 0)
		i--;
	while (i >= 0)
		printf("%d", dp[n - 1][n - 1][i--]);
	printf("\n");
	return 0;
}

Compilation message

jump.c: In function 'main':
jump.c:23:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   23 |  scanf("%d", &n);
      |  ^~~~~~~~~~~~~~~
jump.c:29:4: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   29 |    scanf("%d", &a);
      |    ^~~~~~~~~~~~~~~

Subtask #1
100.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 292 KB Output is correct
4 Correct 1 ms 296 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 724 KB Output is correct
9 Correct 1 ms 724 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 724 KB Output is correct
12 Correct 1 ms 724 KB Output is correct
13 Correct 1 ms 852 KB Output is correct
14 Correct 2 ms 852 KB Output is correct
15 Correct 3 ms 1828 KB Output is correct
16 Correct 6 ms 3028 KB Output is correct
17 Correct 4 ms 3028 KB Output is correct
18 Correct 6 ms 3768 KB Output is correct
19 Correct 6 ms 3768 KB Output is correct
20 Correct 8 ms 4144 KB Output is correct