pop back innstring
// string::pop_back
#include <iostream>
#include <string>
int main ()
{
string str ("hello world!");
str.pop_back();
cout << str << 'n';
return 0;
} // ans : hello worldpop back innstring
// string::pop_back
#include <iostream>
#include <string>
int main ()
{
string str ("hello world!");
str.pop_back();
cout << str << 'n';
return 0;
} // ans : hello worldCopyright © 2021 Codeinu
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