Tortoise and Hare Ch 7

#include <iostream>
#include <vector>
#include <random>
#include <string>
#include <ctime>


using namespace std;

void runRace ();
void printTrack(int, int);
void moveTortoise(int*);
void moveHare(int*);
void printResults(int, int);

int main()
{
    srand(time(0));
    bool isRacing{true};
    while(isRacing) {
         runRace();
         cout << "Race Again? 1 for Yes, 0 for No";
         cin >> isRacing;
    }
}

void runRace(){
    int tortoise{1};
    int hare{1};

    while((tortoise <= 70) && (hare <= 70)) {

        printTrack(tortoise, hare);
        cout << endl;

        if (tortoise == 70) {
            tortoise = 71;
        }
        else moveTortoise(&tortoise);

        if (hare == 70) {
                hare = 71;
        }
        else  moveHare(&hare);
    }

    printResults(tortoise, hare);
}
void printTrack(int tortoise, int hare){
    for(int i{1}; i <= 71; i++) {
            bool ouch{false};

            if ((i == hare) && (tortoise == hare && tortoise + hare != 2)){
                cout << "OUCH!!!";
                ouch = true;
                i += 4;
            }

            if (!ouch){
                if(i == tortoise){
                    cout << 'T';
                }

                if(i == hare){
                    cout << 'H';
                }

                if (i < 70) cout << '-';
            }
    }
}
void moveTortoise(int* tortPtr) {
    int x{1 + rand() % 10};
    if (x <= 5){ *tortPtr += 3; }

    else if (x <= 7){ *tortPtr -= 6; }
    else if (x <= 10){ *tortPtr += 1; }

    if (*tortPtr < 1){ *tortPtr = 1; }

    if (*tortPtr > 70) { *tortPtr = 70; }
}
void moveHare(int* harePtr) {
    int x{1 + rand() % 10};

    if (x >= 2 && x <= 4){ *harePtr += 9; }

    else if (x <= 5){ *harePtr -= 12; }

    else if (x <= 8){ *harePtr += 1; }
    else *harePtr -= 2;

    if (*harePtr < 1){ *harePtr = 1; }

    if (*harePtr > 70){ *harePtr = 70; }
}
void printResults(int tortoise, int hare){
    if (hare == tortoise) {
    cout << "It's a Tie!" << endl;
    }
    else if (tortoise >= 70) {
        cout << "Tortoise Wins!!!" << endl;
    }
    else if (hare >= 70) {
        cout << "Hare Wins. Yuch." << endl;
    }
}