Grade Calculator

Name: InsidCode
Author: Namish Yadav

Difficulty: Easy

Phase: 1 · Conditional Thinking

XP Reward: 10 XP

Topics: Conditional Thinking, Easy

Supported Languages: Python, JavaScript, C, C++, Java

Problem Description

Take marks (0-100) and print grade: 90-100 'A', 80-89 'B', 70-79 'C', 60-69 'D', below 60 'F'. Input Format: Read input from standard input (stdin). Output Format: Print the result to standard output (stdout).

Constraints

-10^9 <= N <= 10^9

Examples

Example 1

Input: 85

Output: B

Explanation: Sample execution for input 85