#include<bits/stdc++.h> using namespace std; int main() { int n,a,b,c; cin>>n; a=n/100; b=n/10%10; c=n%10; if(a>b) { if(b>c) { cout<<n<<endl; } else if(a>c) { cout<<a100+c10+b<<endl; } else { cout<<c100+a10+b<<endl; } } else { if(a>c) { cout<<b100+a10+c<<endl; } else if(b>c) { cout<<b100+c10+a<<endl; } else { cout<<c100+b10+a<<endl; } } return 0; }