OJ Board

I am getting wrong answer.Where is problem? plz help me.


#include<stdio.h>
#include<iostream.h>
//#include<algorithum.h>

int main()
{ long int n,a[4000],s=0,jo=1,p=0;
while(cin>>n)
{
//if(n==0)
//break;

for(long int i=0;i<n;i++)
{
cin>>a[i];
}
//cout<<a[5];
for(long int j=1;j<n;j ...