Strings.cpp-HackerRank

Problem-Input Format

You are given two strings,  and , separated by a new line. Each string will consist of lower case Latin characters ('a'-'z').

Output Format

In the first line print two space-separated integers, representing the length of  and  respectively.

In the second line print the string produced by concatenating  and  ().

In the third line print two strings separated by a space,  and .  and  are the same as  and , respectively, except that their first characters are swapped.

Solution-

#include <iostream>

#include <string>

using namespace std;

int main()

{

    string a,b;

    cin>>a>>b;

    int c=a.size();

    int d=b.size();

    cout<<c<<" "<<d<<endl;

    string s=a+b;

    cout<<s<<endl;

    char temp;

    temp=a[0];

    a[0]=b[0];

    b[0]=temp;

    cout<<a<<" "<<b;

}

Link to the problem:-

https://www.hackerrank.com/challenges/c-tutorial-strings/problem

Result!