Sum of 1…N
A1300
English
Language
Contribute a translation- Time limit
- 1000 ms
- Memory limit
- 256 MB
- Submissions
- 1
- Correct
- 1
- Solved by
- 1
- AC rate
- 100.000%
Statement
Given a natural number $N$, find the sum of the first $N$ natural numbers.
Input
The first line contains a positive integer $N$. ($1 \le N \le 1\,000$)
Output
Print the sum of the first $N$ natural numbers.
Examples
Sample input 1
5
Sample output 1
15
$1+2+3+4+5=15$
Sample input 2
100
Sample output 2
5050
$1 + 2 + \cdots + 99 + 100 = 5050$
Tags
No tags yet