4699: P8616 [蓝桥杯 2014 国 C] 套娃
Memory Limit:128 MB
Time Limit:1.000 S
Judge Style:Text Compare
Creator:
Submit:0
Solved:0
Description

Input

Output

Sample Input Copy
5 5
5 3
5 4
3 2
3 1
Q 1
Q 4
P 2
Q 1
Q 4
Sample Output Copy
2
1
2
0
0
HINT
