Cod sursa(job #494846)

Utilizator vladcfVlad Frasineanu vladcf Data 23 octombrie 2010 09:27:09
Problema Energii Scor 5
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.34 kb
Raporteaza aceasta sursa 
#include<fstream.h>
int n,p,v[5001],x,y,s1,s2,i;
int main()
{
 ifstream f("energii.in");
 ofstream g("energii.out");
 f>>n;
 f>>p;
 s1=0;
 s2=0;
 for (i=1;i<=n;i++)
	{
	 f>>x>>y;
	 s1=s1+x;
	 s2=s2+y;
	 if (v[x]==0) v[x]=y;
		else
		if (v[x]>y) v[x]=y;
	}
 v[s1]=s2;
 if (s1<p) g<<-1;
 f.close();
 g.close();
 return 0;
}