#include<bits/stdc++.h> using namespace std; int a , b , c , d; int main() { cin >> a >> b >> c >> d; if( a + b > 10 ) cout << a * b; else if( b + c > 5 ) cout << c * d; else if( d < 10 || a * c > 100 ) cout << "Yes"; else cout << "No";

}

#include<bits/stdc++.h>
using namespace std;
#define LL long long
const int N = 1e5 + 10;
const int INF = 0x3f3f3f3f;
int a , b , c , d;
int main()
{
	cin >> a >> b >> c >> d;
	if( a + b > 10 )
	{
		cout << a * b;
	}
	else if( b + c > 5 )
	{
		cout << c * d;
	}
	else if( d < 10 || a * c > 100 ) 
	{
		cout << "Yes";
	}
	else
	{
		cout << "No";
	}
	return 0;
}
//菜鸟驿站
//老六专属

#include <queue>
#include <math.h>
#include <stack>
#include <stdio.h>
#include <iostream>
#include <vector>
#include <iomanip>
#include <string.h>
#include <algorithm>
using namespace std;
#define LL long long
const int N = 1e5 + 10;
const int INF = 0x3f3f3f3f;
int main()
{	
	int a,b,c,d;
	cin >>a >>b >>c >>d;
	if(a+b>10)
	{
		cout << a*b;
	}
	else if(b+c > 5)
	{
		cout <<c*d;
	}
	else if(d<10 || a*c>100)
	{
		cout<<"Yes";
	}
	else
	{
		cout<<"No";
	}
	return 0;
}

#include <math.h>
#include <stack>
#include <stdio.h>
#include <iostream>
#include <vector>
#include <iomanip>
#include <string.h>
#include <algorithm>
using namespace std;
#define LL long long
const int N = 1e5 + 10;
const int INF = 0x3f3f3f3f;
int main()
{	
	int b,c,d;
    char a="你是猪";
	cin >>b >>c >>d;
	if(a+b>10)
	{
		cout << a*b<<"你是猪";
	}
	else if(b+c > 5)
	{
		cout <<c*d<<"你是猪";
	}
	else if(d<10 || a*c>100)
	{
		cout<<"Yes";
	}
	else
	{
		cout<<"No";
	}
	return 0;
}

#include<bits/stdc++.h> using namespace std; int main(){ int a,b,c,d;

cin>>a>>b>>c>>d;

if(a+b>10){
	cout<<a*b;
}
else if(b+c>5){
	cout<<c*d;
}
else if(d<10 || a*c>100){
	cout<<"Yes";
}
else
{
	cout<<"No";
}


return 0;

}

#include

using namespace std;

int main(){

int a,b,c,d;

cin>>a>>b>>c>>d;

if(a+b>10){

	cout<<a*b;

}else{

	if(b+c>5){

		cout<<c*d;

	}else{

		if(d<10||a*c>100){

			cout<<"Yes";
		
        }else{

			cout<<"No";

		}

	}

}

}

#include <stdio.h>
#include <iostream>
using namespace std;
int main()
{
	int a,b,c,d;
	cin >> a >> b >> c >> d;
	if (a+b>10)
	{
		cout<<a*b;
	}
	else if(b+c>5)
	{
		cout<<c*d;

	}
	else if(d<10 || a*c > 100)
	{
		cout<<"Yes";
	}
	else
	{
		cout<<"No";
	}

}

	

#include <stdio.h> #include using namespace std; int main() { int a,b,c,d; cin >> a >> b >> c >> d; if (a+b>10) { cout<<ab; } else if(b+c>5) { cout<<cd;

}
else if(d<10 || a*c > 100)
{
	cout<<"Yes";
}
else
{
	cout<<"No";
}

}

#include <stdio.h>
#include <iostream>
using namespace std;
int main()
{
	int a,b,c,d;
	cin >> a >> b >> c >> d;
	if (a+b>10)
	{
		cout<<a*b;
	}
	else if(b+c>5)
	{
		cout<<c*d;

	}
	else if(d<10 || a*c > 100)
	{
		cout<<"Yes";
	}
	else
	{
		cout<<"No";
	}
      return 0;
}