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Write a python program to sum of the first n positive integers

Introduction

Write a python program to sum of the first n positive integers. I have used python 3.7 compiler for debugging purpose.

num = int(input("Input a number: "))
sum_num = (num * (num + 1)) / 2
print(sum_num)

Result

Write a python program to sum of the first n positive integers
Write a python program to sum of the first n positive integers

TaggedWrite a python program to sum of the first n positive integers

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