#include<bits/stdc++.h> using namespace std; int tab[1000005]; int main() { ios_base::sync_with_stdio(0); cin.tie(0); int n,ile=0,i=0,g=0,ilei=0; cin>>n; tab[0]=-1; //cout<<"-"; while(ile<n) { i++; ilei++; // cout<<"+"<<endl; g=__builtin_popcountl(i); ile+=g; tab[i]=g; } //cout<<i; int j=i-1; int delta=ile-n; //cout<<delta<<endl; while(delta>0) { //cout<<"="<<endl; if(tab[j]<=delta) { delta-=tab[j]; tab[j]=-1; ilei--; } j--; } cout<<ilei<<'\n'; for(int k=i;k>=1;k--) { if(tab[k]!=-1) { cout<<k<<" "; } } }
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 48 49 50 51 | #include<bits/stdc++.h> using namespace std; int tab[1000005]; int main() { ios_base::sync_with_stdio(0); cin.tie(0); int n,ile=0,i=0,g=0,ilei=0; cin>>n; tab[0]=-1; //cout<<"-"; while(ile<n) { i++; ilei++; // cout<<"+"<<endl; g=__builtin_popcountl(i); ile+=g; tab[i]=g; } //cout<<i; int j=i-1; int delta=ile-n; //cout<<delta<<endl; while(delta>0) { //cout<<"="<<endl; if(tab[j]<=delta) { delta-=tab[j]; tab[j]=-1; ilei--; } j--; } cout<<ilei<<'\n'; for(int k=i;k>=1;k--) { if(tab[k]!=-1) { cout<<k<<" "; } } } |