func_code_string: #include <bits/stdc++.h>   using namespace std;   void reset(int& n, int first) { n = n & ~(1 << first); }   bool check(int n, int first) { return (bool)(n & (1 << first)); }   const int mx = 55;   long long inf = 1e18;   unsigned long long f[mx], v;   int a[mx];   int main() {     f[0] = f[1] = 1;     int i, j, k, n;     for (i = 2; i < mx; i++) f[i] = f[i - 1] + f[i - 2];     while (cin >> n >> v) {       int cur = n;       for (i = 1; i <= n; i++) a[i] = i;       for (i = 1; i <= n; i++) {         if (v > f[cur - 1]) {           swap(a[i], a[i + 1]);           i++;           cur -= 2;           v -= f[cur + 1];         } else           cur--;       }       for (i = 1; i <= n; i++) printf( %d  , a[i]);       puts(  );     }   }   