You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
48 lines
1.0 KiB
C++
48 lines
1.0 KiB
C++
#define _CRT_SECURE_NO_WARNINGS
|
|
#define _SILENCE_CXX17_C_HEADER_DEPRECATION_WARNING
|
|
#include <bits/stdc++.h>
|
|
using namespace std;
|
|
typedef long long ll;
|
|
inline ll lowbit(ll x) { return x & -x; }
|
|
inline int log2ll(ll x)
|
|
{
|
|
int r = 0;
|
|
for (; x; x >>= 1) r++;
|
|
return r;
|
|
}
|
|
vector<int> ans;
|
|
void test(ll x, int i)
|
|
{
|
|
if (lowbit(x + 1) == x + 1)
|
|
{
|
|
cout << i << endl;
|
|
for (int x : ans) cout << x << " ";
|
|
exit(0);
|
|
}
|
|
}
|
|
int main()
|
|
{
|
|
long long x;
|
|
cin >> x;
|
|
for (int i = 0; i < 40; i++)
|
|
{
|
|
if (i & 1)
|
|
x++, test(x, i + 1);
|
|
else
|
|
{
|
|
//char buf[1000];
|
|
//itoa(x, buf, 2);
|
|
//printf("** %s\n", buf);
|
|
test(x, i);
|
|
ll pos = log2ll(lowbit(x)) - 1;
|
|
ans.push_back(pos);
|
|
x ^= (1 << pos) - 1;
|
|
test(x, i + 1);
|
|
//itoa(x, buf, 2);
|
|
//printf("** %s\n", buf);
|
|
}
|
|
//cout << x << endl;
|
|
}
|
|
return 0;
|
|
}
|