Cod sursa(job #531874)

Utilizator narcis2007Ciobotariu Narcis narcis2007 Data 10 februarie 2011 14:17:34
Problema Energii Scor 5
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.32 kb
Raporteaza aceasta sursa 
#include<iostream>
#include<fstream>
using namespace std;
int main()
{
	int g,w,min,a,b,i,s=0;
	ifstream f("energii.in");
	ofstream r("energii.out");
	f>>g;f>>w;
	min=5001;
	for(i=1;i<=g;i++)
	{
		f>>a;f>>b;
		s=s+a;
		if(a>=w&&b<min)
			min=b;
	}
	if(s<w)
		r<<"-1";
	if(min!=5001)
		r<<min;
	return 0;
}