AcWing 5. 多重背包问题 II
标签:div names for 二进制优化 ret max namespace cin style
//二进制优化 最后变为01背包
#include
#include
using namespace std;
const int N = 12010, M = 2010;
int n, m;
int v[N], w[N];
int f[M];
int main() {
cin >> n >> m;
int cnt = 0;
for (int i = 1; i ) {
int a, b, s;
cin >> a >> b >> s;
int k = 1;
while (k s) {
cnt ++ ;
v[cnt] = a * k;
w[cnt] = b * k;
s -= k;
k *= 2;
}
if (s > 0) {
cnt ++ ;
v[cnt] = a * s;
w[cnt] = b * s;
}
}
n = cnt;
for (int i = 1; i )
for (int j = m; j >= v[i]; j -- )
f[j] = max(f[j], f[j - v[i]] + w[i]);
cout endl;
return 0;
}
AcWing 5. 多重背包问题 II
标签:div names for 二进制优化 ret max namespace cin style
原文地址:https://www.cnblogs.com/QingyuYYYYY/p/11873181.html
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