#include <bits/stdc++.h>
using namespace std;

const int N = 15;

vector<int> cards[N];
int ver[N];
map<char, int> s;

void get() { // 对于当前的所有牌做映射
    for(int i = 2; i <= 9; i ++ ) {
        int c = '0' + i;
        s[c] = i;
    }
    s['A'] = 1, s['J'] = 11, s['Q'] = 12, s['K'] = 13, s['0'] = 10;
}

int main() {
    get();
    for(int i = 1; i <= 13; i ++ ) 
        for(int j = 0; j < 4; j ++ ) {
            char c[2];
            cin >> c;
            cards[i].push_back(s[c[0]]);
        }
    //模拟题目的操作置换牌
    for(int i = 0; i < 4; i ++ ) {
        int t = cards[13][i];
        while(t != 13) {
            int r = cards[t].back();
            cards[t].pop_back();
            ver[t] ++ ;
            t = r;
        }
    }
    int ans = 0;
  //如果当前牌是被开出四次，就累加进入答案
    for(int i = 1; i <= 13; i ++ ) ans += (ver[i] >= 4);
    cout << ans << endl;
    return 0;
}

#include<bits/stdc++.h>
using namespace std;

int cnt[15];
int a[15][4], now[15];
int cc[15][4];

bool work(int x){
	if(x == 13) return 0;
	
	int dx = a[x][--now[x]];
	cnt[dx] ++;
	return work(dx);
	return 1;
}

int main(){
	int c;
	for(int i=1;i<=13;i++) now[i] = 4;
	
	for(int i=1;i<=13;i++){
		for(int j=0;j<3;j++) scanf("%c ",&cc[i][j]); scanf("%c\n",&cc[i][3]); 
	}
	
	for(int i=1,x;i<=13;i++) for(int j=0;j<4;j++){
		char c = cc[i][j];
		if(c == 'A') x = 1;
		if(c == 'J') x = 11;
		if(c == 'Q') x = 12;
		if(c == 'K') x = 13;
		if(c == '0') x = 10;
		if(c <= '9' && c >= '2') x = c - '0';
		a[i][j] = x;
	} 
	
	int life = 0;
	while(life < 4){
		int x = a[13][life++];
		cnt[x] ++;
		if(!work(x)) ;
	}
	int sum = 0;
	for(int i=1;i<=12;i++) if(cnt[i] == 4) sum ++;
	printf("%d\n",sum);
	return 0;
}