#include using namespace std; #define modulo 1000000007 #define mod(mod_x) ((((long long)mod_x+modulo))%modulo) #define Inf 1000000000000000000 int main(){ int N; cin>>N; vector ans; for(int i=N;i>=1;i--){ if(ans.size()==0)ans.push_back(i); else{ if((i*2)<=N)break; ans.push_back(i); } } sort(ans.begin(),ans.end()); for(int i=0;i