func_code_string: #include <bits/stdc++.h>   using namespace std;   const int maxn = 1e5 + 10, mod = 1e9 + 7, INF = 0x3f3f3f3f;   int main() {     int n, a, x, b, y;     cin >> n >> a >> x >> b >> y;     while (a != x && b != y) {       a++;       if (a > n) a = 1;       b--;       if (b < 1) b = n;       if (a == b) {         printf( YES );         return 0;       }     }     cout <<  NO ;     return 0;   }   