题目链接:
http://acm.hdu.edu.cn/showproblem.php?pid=2602
https://vjudge.net/problem/POJ-3624
都是01背包的裸题
这里有01背包训练集,欢迎大佬来AK
hdu2602:
#include<iostream>
#include<cstdio>
#include<cstring>
#include<algorithm>
using namespace std;
int T, n, m;
const int maxn = + ;
int dp[maxn], v[maxn], w[maxn];
int main()
{
cin >> T;
while(T--)
{
cin >> n >> m;
memset(dp, , sizeof(dp));
for(int i = ; i < n; i++)cin >> v[i];
for(int i = ; i < n; i++)cin >> w[i];
for(int i = ; i < n; i++)
{
for(int j = m; j >= w[i]; j--)
{
dp[j] = max(dp[j], dp[j - w[i]] + v[i]);
}
}
cout<<dp[m]<<endl;
}
return ;
}
POJ-3624
#include<iostream>
#include<cstdio>
#include<cstring>
#include<algorithm>
using namespace std;
int T, n, m;
const int maxn = + ;
int dp[maxn], v[maxn], w[maxn];
int main()
{
//cin >> T;
{
cin >> n >> m;
memset(dp, , sizeof(dp));
for(int i = ; i < n; i++)cin >> w[i] >> v[i];
for(int i = ; i < n; i++)
{
for(int j = m; j >= w[i]; j--)
{
dp[j] = max(dp[j], dp[j - w[i]] + v[i]);
}
}
cout<<dp[m]<<endl;
}
return ;
}