/*
#include <stdio.h>
int main()
{
int a,b,i,j,k;
scanf("%d-%d",&a,&b);
i=a/10000;
j=a%10000/100;
k=a%10000%100;
if(b/1000000==1)
{
printf("19%02d/%02d/%02d M",i,j,k);
}
else if(b/1000000==2)
{
printf("19%02d/%02d/%02d F",i,j,k);
}
else if(b/1000000==3)
{
printf("20%02d/%02d/%02d M",i,j,k);
}
else if(b/1000000==4)
{
printf("20%02d/%02d/%02d F",i,j,k);
}
return 0;
}
*/