CODE EXAMPLE FOR CPP

how to remove last charcter in c++

#include <iostream>
#include <string>
int main()
{
 	std::string str = "SAND_TWATI";
  	std::cout<<str<<std::endl;
  	str.pop_back();
  	for(int i = 0; i <str.size() ; i++)
    {
    	std::cout<<str[i];
    }
  
  return 0;
}