#include<bits/stdc++.h> using namespace std; int main() { int a1,a2,a3,a4,a5,a6,a7,a8,a9,a0; cin>>a1>>a2>>a3>>a4>>a5>>a6>>a7>>a8>>a9>>a0; cout<<max(max(max(max(max(max(max(max(max(a1,a2),a3),a4),a5),a6),a7),a8),a9),a10) }