Cod sursa(job #2185270)
Utilizator | Tonu Mihaela TonuMihaela | Data | 24 martie 2018 14:17:41 |
---|---|---|---|
Problema | Energii | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.46 kb |
#include <fstream>
using namespace std;
ifstream fin("energii.in");
ofstream fout("energii.out");
int n,m,x,y,i,j,a[100];
int main(){
fin>>n>>m;
for(i=1;i<=m;i++) a[i]=100;
a[0]=0;
for(i=1;i<=n;i++){
fin>>x>>y;
for(j=m;j>=0;j--)
if(j+x<m){
if(a[j+x]>a[j]+y) a[j+x]=a[j]+y;
}
else if(a[m]>a[j]+y) a[m]=a[j]+y;
}
if(a[m]!=100) fout<<a[m];
else fout<<-1;
return 0;
}