#include <stdio.h>
int main()
{
int n,i,j,k,d;
int cards[4][13]={0};
char c;
scanf("%d",&n);
for(i=0;i<n;i++){
scanf(" %c %d",&c,&d);
if(c=='S')cards[0][d-1]=1;
else if(c=='H')cards[1][d-1]=1;
else if(c=='C')cards[2][d-1]=1;
else if(c=='D')cards[3][d-1]=1;
}
for(j=0;j<4;j++){
for(k=0;k<13;k++){
if(cards[j][k]==0){
if(j==0)printf("S %d\n",k+1);
else if(j==1)printf("H %d\n",k+1);
else if(j==2)printf("C %d\n",k+1);
else printf("D %d\n",k+1);
}
}
}
return 0;
}