#include <iostream>

​

int main() {

    std::cout << "Optimal Substructure is a key concept in dynamic programming." << std::endl;

    std::cout << "It refers to the property that an optimal solution to a problem can be composed of optimal solutions to its subproblems." << std::endl;

    std::cout << "In other words, if we can break down a problem into smaller subproblems and solve each subproblem optimally, we can combine the optimal solutions to the subproblems to obtain an optimal solution to the original problem." << std::endl;

    std::cout << "This property allows us to solve larger problems by solving a series of smaller subproblems." << std::endl;

    std::cout << "Optimal Substructure is a fundamental property that many dynamic programming problems possess." << std::endl;

    std::cout << "Understanding and identifying optimal substructure is crucial for designing and implementing efficient dynamic programming algorithms." << std::endl;

    return 0;

}