Cod sursa(job #355617)

Utilizator mirunababliucMiruna Babliuc mirunababliuc Data 11 octombrie 2009 19:34:58
Problema Numarare triunghiuri Scor 70
Compilator cpp Status done
Runda CNRV #2 Marime 0.34 kb
Raporteaza aceasta sursa 
#include <fstream.h>
int main ()
{ ifstream f("nrtri.in");
ofstream g("nrtri.out");
int n,i,j,k,nr=0,v[801];
f>>n;
for (i=1; i<=n; i++)
	f>>v[i];
for (i=1; i<=n-2; i++)
	for (j=i+1; j<=n-1; j++)
		for (k=j+1; k<=n; k++)
			if (v[i]+v[j]>=v[k] && v[i]+v[k]>=v[j] && v[j]+v[k]>=v[i]) nr++;
g<<nr;
f.close ();
g.close ();
return 0;
}