code:

#include <bits/stdc++.h>
using namespace std;
int main()
{
    int T,s=0;
    cin>>T;
    if (T == 1)
	{
        cout << "I love Luogu!";
        return 0;
    }
	else if (T == 2)
	{
        cout<<2+4<<" "<<10-2-4;
        return 0;
    }
	else if (T == 3)
	{
		int a=14/4;
		cout<<a<<endl;
		cout<<a*4<<endl;
		cout<<14-a*4<<endl;
	return 0;
    }
	else if (T == 4)
	{
		double b;
		b=500/3;
    	printf("%.3f",b);
    	return 0;
    }
	else if (T == 5)
	{
        cout<<(260+220)/(20+12);
    }
	else if (T == 6)
	{
        cout<<sqrt(6*6+9*9)<<endl;
        return 0;
    }
	else if (T == 7)
	{
        cout<<100+10<<endl;
        cout<<100+10-20<<endl;
        cout<<"0"<<endl;
        return 0;
    }
	else if (T == 8)
	{
        cout<<(5+5)*3.141593<<endl;
        return 0;
    }
	else if (T == 9)
	{
        cout<<((((1+1)*2+1)*2)+1)*2;
        return 0;
    }
	else if (T == 10)
	{
        cout<<9<<endl;
        return 0;
    }
	else if (T == 11)
	{
        cout<<1.0*100/3;
        return 0;
    }
	else if (T == 12)
	{
        cout<<(int)('M'-'A')+1<<endl<<(char)(18+'A'-1);
        return 0;
    }
	else if (T == 13)
	{
        int r1=4,r2=10;
		double pi=3.141593;
		double v=4.0/3*pi*r1*r1*r1+4.0/3*pi*r2*r2*r2;
		v=pow(v,1.0/3);
		printf("%.0lf\n",v);
        return 0;
    }
	else if (T == 14)
	{
        cout<<"50"<<endl;
        return 0;
    }
    return 0;
}