UVA Solution
Programming Contest Problems and Solutions
Monday, June 11, 2012
UVA Solution for 10276
#include<stdio.h>
#include<stdlib.h>
#include<iostream>
using namespace std;
int main()
{
int a,b,ts;
while(scanf("%d",&ts)==1)
{
for(b=0;b<ts;b++)
{
scanf("%d",&a);
printf("%d\n",((a*++a)>>1)-1);
}
}
}
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