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python/TangDou/AcWing/BeiBao/MaxMin/QiaHao_01_Min_ErWei.cpp
HuangHai 1f397eca87 'commit'
2025-08-30 18:35:01 +08:00

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#include <bits/stdc++.h>
using namespace std;
const int N = 110;
const int INF = 0x3f3f3f3f;
int n, m;
int f[N][N];
int main() {
//文件输入
freopen("QiaHao_01_Min.in", "r", stdin);
scanf("%d %d", &n, &m);
memset(f, 0x3f, sizeof f); //预求最小,先设最大
f[0][0] = 0; //前0个物品中选择,装满0个空间,获得的最小值为0
for (int i = 1; i <= n; i++) {
int v, w;
scanf("%d %d", &v, &w);
for (int j = 0; j <= m; j++) {
f[i][j] = f[i - 1][j];
if (j >= v) f[i][j] = min(f[i][j], f[i - 1][j - v] + w);
}
}
printf("%d\n", f[n][m]);
return 0;
}