Problem DescriptionHey,welcome to HDOJ(Hangzhou Dianzi University Online Judge).In this problem,your task is to calculate SUM(n) = 1 + 2 + 3 + ...+ n.InputThe input will consist of a series of integers n,one integer per line.OutputFor each case,outpu
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Problem DescriptionHey,welcome to HDOJ(Hangzhou Dianzi University Online Judge).In this problem,your task is to calculate SUM(n) = 1 + 2 + 3 + ...+ n.InputThe input will consist of a series of integers n,one integer per line.OutputFor each case,outpu
Problem Description
Hey,welcome to HDOJ(Hangzhou Dianzi University Online Judge).
In this problem,your task is to calculate SUM(n) = 1 + 2 + 3 + ...+ n.
Input
The input will consist of a series of integers n,one integer per line.
Output
For each case,output SUM(n) in one line,followed by a blank line.You may assume the result will be in the range of 32-bit signed integer.
Sample Input
1
100
Sample Output
1
5050
Problem DescriptionHey,welcome to HDOJ(Hangzhou Dianzi University Online Judge).In this problem,your task is to calculate SUM(n) = 1 + 2 + 3 + ...+ n.InputThe input will consist of a series of integers n,one integer per line.OutputFor each case,outpu
you can use visual foxpro to solve that problem.