(Easy) To Lower Case LeetCode

Posted 2022-05-29 codingyangmao

Description

Implement function ToLowerCase() that has a string parameter str, and returns the same string in lowercase.

 

Example 1:

Input: "Hello"
Output: "hello"

Example 2:

Input: "here"
Output: "here"

Example 3:

    Input: "LOVELY

   Output: "lovely"

Solution

class Solution 
    public String toLowerCase(String str) 
        String output = "";
        
        for(int i = 0; i< str.length(); i++)
            
            if((int)str.charAt(i)>=65 && (int)str.charAt(i)<=90)
                
                output = output+ (char)(str.charAt(i)+32);
                
            
            
            else
                
                output = output+str.charAt(i);
            
        
        
        return output;