#include<iostream>
#include<vector>
#include<algorithm>
using namespace std;

int main(){
    double n;
    vector<double>v;
    while(cin>>n){
        v.push_back(n);
    }   
    double a=v[0];
    double b=v[0];
    for(int i=0; i<v.size();i++){
        a=max(a,v[i]);
        b=min(b,v[i]);
    }   
}