Cod sursa(job #2035396)
Utilizator | Data | 9 octombrie 2017 12:05:19 | |
---|---|---|---|
Problema | Energii | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.55 kb |
#include <fstream>
using namespace std;
ifstream f("energii.in");
ofstream g("energii.out");
int n,k,i,j,x,y,v[5002];
int main()
{
f>>n>>k;
for(i=1;i<=k;i++)
v[i]=5006002;
v[0]=0;
for(i=1;i<=n;i++)
{
f>>x>>y;
for(j=k;j>=0;j--)
if(j+x<k){
if(v[j+x]>v[j]+y)
v[j+x]=v[j]+y;
}
else
if(v[k]>v[j]+y)
v[k]=v[j]+y;
}
if(v[k]!=5006002)
g<<v[k];
else
g<<-1;
return 0;
}