#include<bits/stdc++.h> using namespace std; int sumy[1000010]; int moc[1000010]; int main() { int n, i; scanf("%d", &n); for(i=1;i<=n;i++){ for(int j=0;j<20;j++) if(i & (1<<j)){ moc[i] = moc[i-(1<<j)]+1; break; } //printf("%d\n", moc[i]); sumy[i] = sumy[i-1]+moc[i]; if(sumy[i]>=n) break; } int roznica = sumy[i]-n; vector<int>odp; for(;i>0;i--){ if(moc[i]<=roznica){ roznica-=moc[i]; continue; } odp.push_back(i); } printf("%d\n", (int)odp.size()); for(auto j: odp) printf("%d ", j); }/* 3 2 1 11 10 01 */
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 | #include<bits/stdc++.h> using namespace std; int sumy[1000010]; int moc[1000010]; int main() { int n, i; scanf("%d", &n); for(i=1;i<=n;i++){ for(int j=0;j<20;j++) if(i & (1<<j)){ moc[i] = moc[i-(1<<j)]+1; break; } //printf("%d\n", moc[i]); sumy[i] = sumy[i-1]+moc[i]; if(sumy[i]>=n) break; } int roznica = sumy[i]-n; vector<int>odp; for(;i>0;i--){ if(moc[i]<=roznica){ roznica-=moc[i]; continue; } odp.push_back(i); } printf("%d\n", (int)odp.size()); for(auto j: odp) printf("%d ", j); }/* 3 2 1 11 10 01 */ |