Write a function to recursively reverse a string.

Question

Dan · Accepted Answer

#include 

string stringReverse(string str)
{
    if (str.length() > 0)
    {
        return str[str.length() - 1] + stringReverse(str.substr(0, str.length() - 1));
    }
    else
    {
        return "";
    }
}

Java Equivalent of the answer · Answer

public static String strRev(String st)	
    {
    	if (st.length()>0){
    	 return (st.charAt(st.length()-1) + strRev(st.substring(0,st.length()-1)));	
    	}	
    	else
    		return " ";
    }

Amazon

Amazon Interview Question

Interview Answers

Followed companies

Job searches

Bowls

Want the inside scoop on your own company?