#include <iostream>

using namespace std;

int main() {
 int player1, player2;

 cout << "input two scores: " << endl;
 cin >> player1 >> player2;

 if (player1 < 0 || player2 < 0) cout << "wrong input" << endl;
 else {
  if (player1 == 11 && player2 < 10) cout << "player1 wins" << endl;
  if (player2 == 11 && player1 < 10) cout << "player2 wins" << endl;
  if (player1 < 11 && player2 < 11) cout << "not over" << endl;

  if (player1 > 10 && player2 > 10) {
   if ((player1 - player2) > 2 || (player2 - player1) > 2) cout << "wrong input" << endl;
   if ((player1 - player2) == 2) cout << "player1 wins" << endl;
   if ((player2 - player1) == 2) cout << "player2 wins" << endl;
   if ((player1 - player2) <= 1 || (player2 - player1) <= 1) cout << "not over" << endl;
  }
 }

 return 0;
}

#include "stdafx.h"
#include<iostream>
using namespace std;

int main()
{
 char i, j, k;
 for (i = 'X'; i <= 'Z'; i++) {
 for (j = 'X'; j <= 'Z'; j++)
 {
 if (i != j) {
 for (k = 'X'; k <= 'Z';k++) {
  if (i !=k&&j != k) {
  if (i != 'X'&&k != 'X'&& k != 'Z') {
  cout << "A-----" << i << endl << "B-----" << j << endl<< "C-----" << k << endl;
  }
  }
 }
 }
 }
 }
 system("pause");
 return 0;
}