int N, Flag;
cin >> N;
Flag = 0; // "非漂亮数"
if (N % 3 == 0)
    Flag = 1; //"漂亮数"
else
    while (N != 0) {
        if (_______________) { // L1
            Flag = 1;
            break;
        }
        N /= 10;
    }
cout << (Flag? "漂亮数" : "非漂亮数");