#include <iostream>
using namespace std;
/* run this program using the console pauser or add your own getch, system("pause") or input loop */

int main(int argc, char** argv) {
	//ヘ计т程
	cout<<"please input number 1 = " ;
	int n1;
	cin>>n1;
	
	cout<<"please input number 2 = " ;
	int n2;
	cin>>n2;

	cout<<"please input number 3 = " ;
	int n3;
	cin>>n3;
		
	cout<<endl;
	
	int max;
	max = n1;
	if(n1<n2){
		max = n2;
	}
	
	if(max<n3){
		max = n3;	
	}
	
	cout<<"程 = "<<max<<endl;
	 
		
	return 0;
}