public static boolean checkNumbers() { if((MathSquareTester.numbers[0][0] + MathSquareTester.numbers[0][1] + MathSquareTester.numbers[0][2]) == 15 && (MathSquareTester.numbers[1][0] + MathSquareTester.numbers[1][1] + MathSquareTester.numbers[1][2]) == 15 && (MathSquareTester.numbers[2][0] + MathSquareTester.numbers[2][1] + MathSquareTester.numbers[2][2]) == 15 && (MathSquareTester.numbers[0][0] + MathSquareTester.numbers[1][1] + MathSquareTester.numbers[2][2]) == 15 && (MathSquareTester.numbers[0][2] + MathSquareTester.numbers[1][1] + MathSquareTester.numbers[2][0]) == 15) { return true; } else { return false; } }