#include

using namespace std;

int main()

{

int n;

cin >> n;

char arr[81];

int score = 0;

int combo = 0;

for(int i = 0; i < n; i++)

{

cin >> arr;

for(int i = 0; i < 81; i++)

{

if(arr[i] == 'O')

{

score = 1 + combo;

combo++;

}

else

combo = 0;

}

cout << score << endl;

score = 0;

combo = 0;

}

return 0;

}