Cod sursa(job #96911)
Utilizator | Andrei Sofian dReaMer | Data | 4 noiembrie 2007 10:07:10 |
---|---|---|---|
Problema | Numarare triunghiuri | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.39 kb |
# include <stdio.h>
int main (){
int n,i,j,a[800]={0},k,nr=0;
freopen("nrtri.in","r",stdin);
freopen("nrtri.out","w",stdout);
scanf("%d",&n);
for(i=1;i<=n;i++)
scanf("%d",&a[i]);
for(i=1;i<=n;i++);
for(j=1;j<=n;j++)
for(k=1;k<=n;k++){
if(a[i]+a[j]>=a[k])
if(a[i]+a[k]>=a[j])
if(a[k]+a[j]>=a[i])
nr++;
}
printf("%d",nr/2);
return 0;
}