Question

C++

How do you get the first character of a string? The last character? How do you remove the first character? The last character?

Answer 1

#include <iostream>
#include <string>

using namespace std;

int main() {
    string s = "hello how are you?";
    // How do you get the first character of a string?
    cout << s[0] << endl;
    // The last character?
    cout << s[s.length()-1] << endl;
    // How do you remove the first character?
    s.erase(s.begin());
    cout << "String after removing first character is " << s << endl;
    // The last character?
    s.erase(s.begin() + s.length() - 1);
    cout << "String after removing last character is " << s << endl;
    return 0;
}