NATRANGE - Natural Number Sum
Given two natural numbers, find the sum of the range of natural numbers.
Input
Input consists of two numbers a and b.
1 <= a <= b <= 10000
Output
Output a single integer n, the sum of all numbers from a to b.
Example
Input: 10 12 Output: 33
Explanation
10 + 11 + 12 = 33
Added by: | Aswin Murugesh |
Date: | 2014-12-28 |
Time limit: | 1s |
Source limit: | 50000B |
Memory limit: | 1536MB |
Cluster: | Cube (Intel G860) |
Languages: | All except: ASM64 |
Resource: | Own Source |