26 lines
600 B
C++
26 lines
600 B
C++
#include <bits/stdc++.h>
|
||
|
||
using namespace std;
|
||
const int N = 1010;
|
||
|
||
int n, m;
|
||
int v[N], w[N];
|
||
int f[N];
|
||
string s[N];
|
||
|
||
int main() {
|
||
//物品个数n
|
||
cin >> n >> m; //m:背包容积，就是大V
|
||
for (int i = 1; i <= n; i++) cin >> w[i] >> v[i];
|
||
|
||
for (int i = 1; i <= n; i++)
|
||
for (int j = m; j >= w[i]; j--) {
|
||
if (f[j - w[i]] + v[i] > f[j]) {
|
||
f[j] = f[j - w[i]] + v[i];
|
||
s[j] = s[j - w[i]] + " " + (char) (i + '0');
|
||
}
|
||
}
|
||
cout << f[m] << endl;
|
||
cout << s[m] << endl;
|
||
return 0;
|
||
} |