#include <bits/stdc++.h> using namespace std; int main(){ ios_base::sync_with_stdio(0); cin.tie(0); long long n; cin>>n; long long wyn=0; vector <long long> val; val.push_back(0); long long x=1; while(wyn<n){ if(x%2==1){ val.push_back(val[x/2]+1); wyn+=val[x]; } else{ val.push_back(val[x/2]); wyn+=val[x]; } x++; } x--; long long ile=0; long long max=x; vector <bool> vis (x+1); while(wyn>n){ if(wyn-val[x]>=n){ wyn-=val[x]; vis[x]=0; } else{ ile++; vis[x]=1; } x--; } cout<<ile+x<<endl; for(long long i=max; i>x; i--){ if(vis[i]){ cout<<i<<" "; } } for(long long i=x; i>=1; i--){ cout<<i<<" "; } }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 | #include <bits/stdc++.h> using namespace std; int main(){ ios_base::sync_with_stdio(0); cin.tie(0); long long n; cin>>n; long long wyn=0; vector <long long> val; val.push_back(0); long long x=1; while(wyn<n){ if(x%2==1){ val.push_back(val[x/2]+1); wyn+=val[x]; } else{ val.push_back(val[x/2]); wyn+=val[x]; } x++; } x--; long long ile=0; long long max=x; vector <bool> vis (x+1); while(wyn>n){ if(wyn-val[x]>=n){ wyn-=val[x]; vis[x]=0; } else{ ile++; vis[x]=1; } x--; } cout<<ile+x<<endl; for(long long i=max; i>x; i--){ if(vis[i]){ cout<<i<<" "; } } for(long long i=x; i>=1; i--){ cout<<i<<" "; } } |