1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
#include <cstdio>
//#include <algorithm>

int main()
{
	int n;
	scanf("%d", &n);
	char results[101];
	scanf("%s", results);

	int points = 0;
	int testsPerPoint = n / 10;

	for (int i = 0; i < 10; i++)
	{
		bool correct = true;
		for (int j = 0; j < testsPerPoint; j++)
			correct &= results[i*testsPerPoint+j] == 'T';
		points += correct ? 1 : 0;
	}
	
	printf("%d", points);
	return 0;
}