Submission #944497

#	Time	Username	Problem	Language	Result	Execution time	Memory
944497		rainboy	앱 (KOI13_app)	C11	21 / 21	2 ms	600 KiB

app

#include <stdio.h>
#include <string.h>

#define N	100
#define C	100
#define S	(N * C)

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

int main() {
	static int ww[N], cc[N], dp[S + 1];
	int n, m, i, s;

	scanf("%d%d", &n, &m);
	for (i = 0; i < n; i++)
		scanf("%d", &ww[i]);
	for (i = 0; i < n; i++)
		scanf("%d", &cc[i]);
	memset(dp, -1, (S + 1) * sizeof *dp), dp[0] = 0;
	for (i = 0; i < n; i++)
		for (s = S; s >= 0; s--)
			if (dp[s] != -1)
				dp[s + cc[i]] = max(dp[s + cc[i]], dp[s] + ww[i]);
	s = 0;
	while (dp[s] < m)
		s++;
	printf("%d\n", s);
	return 0;
}

Compilation message (stderr)

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

• Subtask 1: 3.15 / 3.15
• Subtask 2: 3.15 / 3.15
• Subtask 3: 3.15 / 3.15
• Subtask 4: 3.15 / 3.15
• Subtask 5: 3.15 / 3.15
• Subtask 6: 3.15 / 3.15
• Subtask 7: 2.1 / 2.1