ACM HDU 1176 免費餡餅

免費餡餅 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 12017 Accepted Submission(s): 3997 Description 都說天上不會掉餡餅，但有一天gameboy正走在回家的小徑上，忽然天上掉下大把大把的餡餅。說

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