T6E7.cpp (rock paper scissors)

#include <iostream>
#include <cstdlib> //srand, rand
#include <ctime>

using namespace std;
void show_winner(string p1, string p2)
{
    if (p1 == "Paper" && p2 == "Rock"
        || p1 == "Rock" && p2 == "Scissors"
        || p1 == "Scissors" && p2 == "Paper")
    {
        cout << " :-) Human wins!" << endl;
    }
    else if (p1 == p2)
    {
        cout << " :-| This is a tie" << endl;
    }
    else
    {
        cout << " :-( Computer Wins!" << endl;
    }
}

string get_computer_choice()
{
    int selection = rand() % 3;

    if (selection == 0)
    {
        return "paper";
    }
    else if (selection == 1)
    {
        return "rock";
    }
    else
    {
        return "scissors";
    }
}

string get_user_choice()
{
    string input;
    cout << "Enter paper, rock, or scissors" << endl;
    cin >> input;
    return input;
}


int main()
{

    srand(time(NULL));

    cout << "---Paper --- Rock --- Scissors---" << endl;

    string p1 = get_user_choice();
    string p2 = get_computer_choice();
    show_winner(p1,p2);


    return 0;
}