OJ Board

hi,
i have written code for this problem as

#include<iostream>
#define SIZE 1001
using namespace std;
int main()
{
double expenses[SIZE];
int num;
cin>>num;
while(num!=0)
{ double input=0;double sum=0.0f;
for(int i=0;i<num;i++)
{
cin>>input;
expenses =input;
sum += expenses ; //total sum ...