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Sumsets Time Limit: 2000MS Memory Limit: 200000K Total Submissions: 15174 Accepted: 6031 Description Farmer John commanded his cows to search for different sets of numbers that sum to a

题目： Cow Bowling Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 16077 Accepted: 10705 DescriptionThe cows don’t use actual bowling balls when they go bowling. They each take