Numbers in an interval.

Write a program that reads two numbers $a$ and $b$ (with $a \leq b$), and prints all numbers between $a$ and $b$.

Input

The input consists of two natural numbers $a$ and $b$ such that $a \leq b$.

Output

Print a line (terminated by a newline) containing the numbers $a, a+1, \ldots, b-1, b$. Separate the numbers with commas.

Observation

Problem information

Author: Hubie Chen

Generation: 2026-01-25T22:08:04.104Z

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