func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n, pos, l, r;     while (cin >> n >> pos >> l >> r) {       if (l == 1 && r == n)         cout << 0 << endl;       else if (l == 1)         cout << (abs(r - pos) + 1) << endl;       else if (r == n)         cout << (abs(l - pos) + 1) << endl;       else if (pos < l || pos > r)         cout << (max(abs(r - pos), abs(l - pos)) + 2) << endl;       else         cout << (r - l + min(abs(r - pos), abs(l - pos)) + 2) << endl;     }     return 0;   }   