Simple C++ Takeway Game @KTSI

This is a simple C++ Takeway Game done for KTSI.

#include 
using namespace std;

int main (int argc, char * const argv[]) {
   
	// Init
	int coinCount = 1;
	
	// Welcome Message
    cout << "Welcome to the TakeAway Game" << endl << "====================================" << endl;
	
	// Input for coinCount
	while (coinCount <= 15) {
		cout << "Please enter how many coins you wanna use (>15): ";
		cin >> coinCount;
	}
	cout << "We start with " << coinCount << " coins" << endl; while (coinCount > 0) {
		// Human takes Coins
		int takenCoins = 0;
		while (takenCoins < 1 || takenCoins > 3) {
			cout << "Please take 1,2 or 3 coins: "; cin >> takenCoins;
		}
		cout << "You toke " << takenCoins << " coins" << endl;
		
		coinCount -= takenCoins;
		if (coinCount == 0) {
            cout << "D'OH! you won..." << endl;
            break;
        }
		cout << "there are still " << coinCount << " coins left" << endl;
			
		int itakeCoins;
		int tempModu = coinCount % 4;
		if (tempModu == 0) {
			itakeCoins = 1;
		}
		else {
			itakeCoins = tempModu;
		}
		cout << "I take " << itakeCoins << " coins" << endl;
		
		coinCount -= itakeCoins;
		if (coinCount == 0) {
            cout << "Ha! I won" << endl;
            break;
        }
		cout << "there are still " << coinCount << " coins left" << endl;
	}
    return 0;
}