弄不出来

HJ16 购物单


#include<bits/stdc++.h>
using namespace std;


int main() {
int n = 5,m =10;

int w[6] = {0,20,10,10,30,40};
int v[6] = {0,5,2,1,5,7};

int b[n+1][m+1];
for(int i =1;i<=n;i++){
for(int j =1 ;j<=m;j++){
if(w[i]>j){
cout<<"e"<<endl;
b[i][j] = b[i-1][j];
cout<<b[i][j]<<endl;
}
else{
b[i][j] = max(b[i-1][j],w[i]*v[i]+b[i-1][j-w[i]]);
cout<<b[i][j]<<endl;
}
}
}
cout<<w[0]<<endl;
cout<<w[1]<<endl;
cout<<w[2]<<endl;
cout<<v[1]<<endl;
cout<<v[3]<<endl;
cout<<b[n][m]<<endl;
return 0;
}