PROBLEM OF THE DAY : 19/10/2024 | Nearest multiple of 10

Welcome to the daily solving of our PROBLEM OF THE DAY with Ayush Tripathi We will discuss the entire problem step-by-step and work towards developing an optimized solution. This will not only help you brush up on your concepts of String but also build up problem-solving skills.

A string str is given to represent a positive number. The task is to round str to the nearest multiple of 10.  If you have two multiples equally apart from str, choose the smallest element among them.

Examples:
 

Input: str = 29 
Output: 30
Explanation: Close multiples are 20 and 30, and 30 is the nearest to 29. 
 

Give the problem a try before going through the video. All the best!!!
Problem Link: https://practice.geeksforgeeks.org/problems/nearest-multiple-of-102437/1