func_code_string: #include <bits/stdc++.h>   using namespace std;   int a, x, y, xx, yy;   int main() {     cin >> a >> x >> y >> xx >> yy;     if (abs(x - xx) == a)       cout << a + min(2 * a - y - yy, y + yy);     else if (abs(y - yy) == a)       cout << a + min(2 * a - x - xx, x + xx);     else       cout << abs(xx - x) + abs(yy - y);     return 0;   }   