func_code_string: #include <bits/stdc++.h>   using namespace std;   long long n, p[200005];   int pn;   int main() {     scanf( %I64d , &n);     n *= 2;     for (int k = 0; k < 60; ++k) {       long long a = (1LL << (k + 1)) - 3;       long long l = 0, r = 2000000000;       if (a > 1) r = min(r, n / a + 1);       while (r - l > 1) {         long long x = (r + l) / 2;         if (x * x + a * x <= n)           l = x;         else           r = x;       }       if (l % 2 == 1 && l * l + a * l == n) p[pn++] = (l << k);     }     if (pn == 0) {       puts( -1 );       exit(0);     }     sort(p, p + pn);     for (int i = 0; i < pn; ++i) printf( %I64d n , p[i]);     return 0;   }   