hackerRank01.py

# -*- coding: utf-8 -*-
"""
Created on Sat Jul 13 16:09:12 2019

@author: asus
"""

"""
Read an integer .

Without using any string methods, try to print the following:


Note that "" represents the values in between.

Input Format

The first line contains an integer .

Output Format

Output the answer as explained in the task.

Sample Input 0

3
Sample Output 0

123
"""

if __name__ == '__main__':
    n = int(input())

    i = 1

    number = ""
    while (i <= n):
        number += str(i)
        i = i + 1
    print(number)