oj.uz

Submission #546201

# Submission time Handle Problem Language Result Execution time Memory
546201 2022-04-06T15:59:37 Z MilosMilutinovic Kitchen (BOI19_kitchen) C
0 / 100
 73 ms 92204 KB 
#include <stdio.h>

#define N	300
#define N_	90000
#define INF	0x3f3f3f

int min(int a, int b) { return a < b ? a : b; }
int max(int a, int b) { return a > b ? a : b; }

int main() {
	static int aa[N], bb[N], dp[N][N_];
	int n, m, k, i, j, s, mn;

	scanf("%d%d%d", &n, &m, &k);
	for (i = 0; i < n; i++)
		scanf("%d", &aa[i]), s += aa[i];
	for (i = 0; i < m; i++)
		scanf("%d", &bb[i]);
	mn = aa[0];
	for (i = 1; i < n; i++)
		mn = min(mn, aa[i]);
	if (mn < k) {
		printf("Impossible");
		return 0;
	}
	for (i = 0; i < m; i++)
		for (j = 0; j < N_; j++)
			dp[i][j] = -INF;
	dp[0][0] = 0;
	dp[0][bb[0]] = min(n, bb[0]);
	for (i = 1; i < m; i++)
		for (j = 0; j < N_; j++)
			dp[i][j] = max(dp[i - 1][j], (bb[i] <= j ? dp[i - 1][j - bb[i]] + min(n, bb[i]) : -INF));
	int ans = -1;
	for (i = N_ - 1; i >= s; i--)
		if (dp[m - 1][i] >= n * k)
			ans = i - s;
	if (ans == -1)
		printf("Impossible");
	else
		printf("%d", ans);
	return 0;
}

Compilation message

kitchen.c: In function 'main':
kitchen.c:14:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   14 |  scanf("%d%d%d", &n, &m, &k);
      |  ^~~~~~~~~~~~~~~~~~~~~~~~~~~
kitchen.c:16:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   16 |   scanf("%d", &aa[i]), s += aa[i];
      |   ^~~~~~~~~~~~~~~~~~~
kitchen.c:18:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   18 |   scanf("%d", &bb[i]);
      |   ^~~~~~~~~~~~~~~~~~~

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 980 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 22.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 980 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 73 ms 92204 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 12 ms 14292 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 28.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 980 KB Output isn't correct
2 Halted 0 ms 0 KB -