Pagini recente » Cod sursa (job #834917) | Istoria paginii utilizator/littlepink97 | Cod sursa (job #1833350) | Cod sursa (job #966663) | Cod sursa (job #502243)
Cod sursa(job #502243)
#include<cstdio>
#include<algorithm>
using namespace std;
int main()
{
freopen("nrtri.in","r",stdin);
freopen("nrtri.out","w",stdout);
int n,i,j,k,l[1001],q=0;
scanf("%d",&n);
for(i=1;i<=n;i++)
scanf("%d",&l[i]);
sort(l+1,l+n+1);
for(i=1;i<=n-2;i++)
for(j=i+2;j<=n&&l[i]+l[i+1]>=l[j];j++)
q++;
printf("%d\n",q);
return 0;
}