Triangle Type

Difficulty: Medium

Phase: 1 · Conditional Thinking

XP Reward: 20 XP

Topics: Conditional Thinking, Medium

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

Problem Description

If three sides form a valid triangle, print 'Equilateral', 'Isosceles', or 'Scalene'. If invalid, print 'Invalid'. 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: 3 3 3

Output: Equilateral

Explanation: Sample execution for input 3 3 3