func_code_string: #include <bits/stdc++.h>   using namespace std;   int a[400500], b[400500], n, tot;   long long read() {     long long x = 0, f = 1;     char ch = getchar();     while (!isdigit(ch)) {       if (ch ==  - ) f = -1;       ch = getchar();     }     while (isdigit(ch)) {       x = x * 10 + ch -  0 ;       ch = getchar();     }     return x * f;   }   int main() {     n = read();     tot = 0;     for (int i = 1; i <= n; i++) {       int x = read();       if (x) a[++tot] = x;     }     tot = 0;     for (int i = 1; i <= n; i++) {       int x = read();       if (x) b[++tot] = x;     }     for (int i = n; i <= 2 * n - 2; i++) b[i] = b[i - (n - 1)];     n--;     int loc = 0;     for (int i = 1; i <= n; i++)       if (a[1] == b[i]) loc = i;     int flag = 0;     for (int i = loc, j = 1; j <= n; i++, j++)       if (b[i] != a[j]) {         flag = 1;         break;       }     if (!flag)       puts( YES );     else       puts( NO );     return 0;   }   