#include <bits/stdc++.h>

using namespace std;

inline int read() {
	register int s = 0, f = 1; register char ch = getchar();
	while (!isdigit(ch)) f = (ch == '-' ? -1 : 1), ch = getchar();
	while (isdigit(ch)) s = (s * 10) + (ch & 15), ch = getchar();
	return s * f;
}

inline int readchar() {
	register char ch = getchar();
	while (!isalpha(ch)) ch = getchar(); 
	return ch;
}

double val[15];
map<char, int> mp;
int ord[15], ans[15], rnk[15];

inline bool cmp(int a, int b) {
	return val[a] > val[b];
}

int main() {
	int n; n = read();
	for (int i = 1; i <= 6; ++i) {
		ord[i] = i; mp[readchar()] = i;
		val[i] += 0.06 * read();
		val[i] += 0.14 * read();
		val[i] += 0.24 * read();
		val[i] += 0.56 * read();
		val[i] += 0.3 * read();
	} sort(ord + 1, ord + 7, cmp);
	for (int i = 1; i <= 6; ++i) rnk[ord[i]] = i;
	for (int i = 0; i < n; ++i) ++ans[(i % 6) + 1];
	printf("%d\n", ans[rnk[mp['T']]]);
	return 0;
}