POJ 1247

 1 #include<iostream>
 2 using namespace std;
 3 int main(){
 4     int guest_num,i,sam_num=0,sum=0;
 5     int * guest;
 6     do{
 7     sum=0;
 8     sam_num=0;
 9     cin>>guest_num;
10     if(guest_num == 0) break;
11     guest=new int[guest_num];
12     for(i=0;i<guest_num;i++){
13         cin >> guest[i];
14         sum+=guest[i];
15     }
16     for(i=0;i<guest_num;i++){
17         sam_num+=guest[i];
18         if(sum-sam_num==sam_num){
19             cout<<"Sam stops at position "<<i+1<<" and Ella stops at position "<<i+2<<‘.‘<<endl;
20             break;
21         }
22     }
23     if(i==guest_num)
24         cout<<"No equal partitioning."<<endl;
25     delete guest;
26     }while(1);
27     return 0;
28 
29 }