func_code_string: #include <bits/stdc++.h>   using namespace std;   int ly1[] = {31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31,                31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31,                31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};   int ly2[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31,                31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31,                31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};   int ly3[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31,                31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31,                31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};   int nly[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31,                31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31,                31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};   int main() {     int n;     int i, j;     cin >> n;     int ara[n + 3];     for (i = 0; i < n; i++) cin >> ara[i];     int flg = 0;     int cnt = 0;     for (i = 0, cnt = 0; i < 36; i++, cnt++) {       int pos = i % 36;       for (j = 0; j < n; j++) {         if (ara[j] != ly1[(i + j) % 36]) {           flg = 1;           break;         }         if (j == n - 1) {           cout <<  YES ;           return 0;         }       }     }     for (i = 0, cnt = 0; i < 36; i++, cnt++) {       int pos = i % 36;       for (j = 0; j < n; j++) {         if (ara[j] != ly2[(i + j) % 36]) {           flg = 1;           break;         }         if (j == n - 1) {           cout <<  YES ;           return 0;         }       }     }     for (i = 0, cnt = 0; i < 36; i++, cnt++) {       int pos = i % 36;       for (j = 0; j < n; j++) {         if (ara[j] != ly3[(i + j) % 36]) {           flg = 1;           break;         }         if (j == n - 1) {           cout <<  YES ;           return 0;         }       }     }     for (i = 0, cnt = 0; i < 36; i++, cnt++) {       int pos = i % 36;       for (j = 0; j < n; j++) {         if (ara[j] != nly[(i + j) % 36]) {           flg = 1;           break;         }         if (j == n - 1) {           cout <<  YES ;           return 0;         }       }     }     cout <<  NO ;   }   