RPG Battle Part I

#include <iostream>
#include <string>
#include <math.h>
#include <ctime>
using namespace std;

int main()
{
    //declarations
    void printClazzName(string sArray[4]);
    int setStrength(string s, string strArr[4]);
    void WaitForEnter();
    string clazzName[4] = {"Monk", "Barbarian", "Mage", "Archer"};
    string playerClazz;
    int strength;
    int monsterHealth = 100;

    //Introduction + List Classes
    cout << "It seems you have stumbled upon a monster with 100 health" <<endl;
    printClazzName(clazzName);
    cout << "Please select a character from the list of classes above: ";

    //Get User Input
    getline(cin, playerClazz);
    //Validate
    while(playerClazz.compare("Monk") != 0 &&
        playerClazz.compare("Barbarian") !=0 &&
        playerClazz.compare("Mage") !=0 &&
        playerClazz.compare("Archer") !=0)
    {
        cout << "Please select a character from the list of classes above: ";
        getline(cin,playerClazz);
    }

    //set the playerStrength
    strength = setStrength(playerClazz, clazzName);
    cout << "class strength is " << strength << endl;

    //Battle the Monster!!!
    while(monsterHealth > 0)
    {
        cout << "The monster has health : " << monsterHealth << "." << endl;
        cout << "You hit the monster for " << strength << " damage." << endl;
        monsterHealth = monsterHealth - strength;
    }

    //Display Victory Message
    cout << "You defeated the monster, or at least you think it was a monster.\n"
         << "Maybe you are the monster in this scenario.\n"
         << "Oh well, putting aside such philosophical concerns, you rejoice.\n"
         << "And head for the town pub for a pint of their finest 'Hero's' Ale. \n";

    //Prompt the user to hit enter to quit
    cout << "Press enter to quit";
    WaitForEnter();


}


//print the classes
void printClazzName(string clazzName[4])
{
    for(int i=0 ; i<4 ; i++)
    {
        cout << "Class " << i+1 <<" : " << clazzName[i] <<endl;

    }
}

//set player strength depending on class.
int setStrength(string playerClazz , string clazzName[4])
{
srand(time(0));
int playerStrength;

    for(int i = 0 ; i<4 ; i++)
    {
        if(playerClazz.compare(clazzName[i]) ==0)
        {
            playerStrength = (int) (100 + fmod(pow(-1.0, i+1) * (double) rand(), 50.0));
        }
    }
    return playerStrength;
}

//stolen(borrowed) from Moosader
void WaitForEnter()
{
    while ( 1 ) { if ( '\n' == getchar() ) { break; } }
}