Cod sursa(job #1871915)
Utilizator | Stepanov Paul paulstepanov | Data | 7 februarie 2017 19:00:37 |
---|---|---|---|
Problema | Energii | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.57 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream fin("energii.in");
ofstream fout("energii.out");
int N,G,DP[2][10010],c[10005],w[10000];
void Read()
{
fin>>N>>G;
for(int i=1;i<=N;++i)
fin>>w[i]>>c[i];
}
void Solve()
{
int l=0;
for(int i=1;i<=N;++i,l=1-l)
for(int j=1;j<=G;++j)
{DP[1-l][j]=DP[1][j];
if(w[i]<=j)
DP[1-l][j]=min(DP[i-1][j],c[i]+DP[i-1][j-w[i]]);
}
fout<<DP[1][G];
}
int main()
{
Read();
Solve();
return 0;
}