#include<bits/stdc++.h> using namespace std; int main() { int i=1,n,a=2; cin>>n; while(i<=n) i=i+i+2; while(a<=n) a=a+a+2; cout<<i-1<<" "<<a-2; return 0; } /************************************************************** Problem: 1091 User: houshanglin Language: C++ Result: Accepted Time:4 ms Memory:2072 kb ****************************************************************/