Question

How to swap two strings in C++

Answer 1

#include <iostream>

int main() {
    std::string s1 = "c", s2 = "c++";  

    s1.swap(s2);   
    
    std::cout << s1 << "\n";
    std::cout << s2 << "\n";
}




/*
run:
  
c++
c
  
*/

 

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