#include<stdio.h>
#include <math.h>
int main()
{
int T,a;
double m = 3.141593;
scanf("%d", &T);
if (T == 1)
printf("I love Luogu!\n");
else if (T == 2)
printf("%d %d\n", 6, 4);
else if (T == 3)
printf("%d\n%d\n%d\n", 3, 12, 2);
else if (T == 4)
printf("%3f\n", 500 / 3);
else if (T == 5)
printf("%d\n", (260 + 220) / (12 + 20));
else if (T == 6)
printf("%lf\n", sqrt(6 * 6 + 9 * 9));
else if (T == 7)
printf("%d\n%d\n%d\n", 110, 90, 0);
else if (T == 8)
printf("%lf\n%lf\nlf\n",2*5*m,5*5*m,m*5*5*5*3/4);
else if (T == 9)
printf("%d\n", 22);
else if (T == 10)
printf("%d\n", 9);
else if (T == 11)
printf("%lf\n", 100 / 3);
else if (T == 12)
printf("%d\nR\n", 13);
else if (T == 13)
{
a = pow(4*4*m+10*10*m,1.0/3);
printf("%d\n", a);
}
else if (T == 14)
printf("%d\n", 50);
return 0;
}