Source

Problem: 1019  User: jiangpengchangan 
Memory: N/A  Time: N/A
Language: G++  Result: Wrong Answer

Source 

#include<iostream>
#include<cstddef>
using namespace std;
int main()
{
    int t;
    cin>>t;
    int*p=new int[t];
    for(int i=0;i<t;i++)
      cin>>p[i];
    for(int i=0;i<t;i++)
    {
      size_t sum=0;
      for(int s=1;;s++)
      {
         sum+=s;
         if(sum>=p[i])
          { cout<<s-(sum-p[i])<<endl;
            break;}
      }
    }
    delete []p;
    return 0;
}