Problem C: 取石子游戏
Memory Limit:256 MB
Time Limit:2.000 S
Judge Style:Text Compare
Creator:
Submit:1
Solved:1
Description
Sample Input Copy
2
1 1
1
2 30
197943
249832
Sample Output Copy
Preempt.
Leapfrog.
HINT
直接输出输出即可 不需要做文件输入输出