#include<iostream> // cin\cout\endl #include<cstdio> //scanf()\printf() #include<cstring> // strcpy()\strcat()\strcmp()\strlen()\memset() #include<cmath> //sqrt()\pow()\abs()\ceil()\floor()\max()\min() using namespace std; int main(){ double a,s,d; cin>>a>>s>>d; if(a<=s){ if(s<=d){ cout<<d; }else cout<<s; }else{ if(a<=d){ cout<<d; }else{ cout<<a; } } return 0; }