C++(씨쁠쁠)(cplusplus)-백준(baekjoon)(BaekJoon)코딩 9660번:돌 게임 6 답

#include <iostream>
using namespace std;
int main() {
    long long num;
    int arr[7] = { 1,0,1,1,1,1 };//창 = 0, 상 = 1 
    cin >> num;
    if (num < 7)
        if (arr[num - 1] == 0)
            cout << "CY";
        else
            cout << "SK";
    else
    {
        long long ans[7] = { 0,1,0,1,1,1,1 };
        if (ans[num % 7] == 0)
            cout << "CY";
        else
            cout << "SK";
        
    }
}