#include <iostream>
#include <string>
int main() {
std::string fullString = "This is a sample string";
// Extract substring from index 0 to 3 (excluding 3)
std::string substring1 = fullString.substr(0, 3);
std::cout << "Substring 1: " << substring1 << std::endl;
// Extract substring from index 5 to the end of the string
std::string substring2 = fullString.substr(5);
std::cout << "Substring 2: " << substring2 << std::endl;
// Find the position of the word "sample" in the string
size_t position = fullString.find("sample");
// Extract substring starting from the position of "sample"
std::string substring3 = fullString.substr(position);
std::cout << "Substring 3: " << substring3 << std::endl;
return 0;
}