hwo to concat two numbers in cpp eithout string code example

Example 1: concatenation cpp int and stirng

// with C++11
string result = name + std::to_string(age);

Example 2: concatenate two strings in c++

#include <iostream>
using namespace std;

int main()
{
    string s1, s2, result;

    cout << "Enter string s1: ";
    getline (cin, s1);

    cout << "Enter string s2: ";
    getline (cin, s2);

    result = s1 + s2;

    cout << "Resultant String = "<< result;

    return 0;
}