#BZOJ2033. 大灾变
大灾变
No submission language available for this problem.
题目描述
输入格式
输出格式
3 2 0 1 10 3 10
1.00 10.00 2.00 0.00
No submission language available for this problem.
3 2 0 1 10 3 10
1.00 10.00 2.00 0.00
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