摘要：
PAT 1087 All Roads Lead to Rome题目：Indeed there are many different tourist routes from our city to Rome. You are supposed to find your clients the rout... 阅读全文
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摘要：
PAT 1087 All Roads Lead to Rome题目：Indeed there are many different tourist routes from our city to Rome. You are supposed to find your clients the rout... 阅读全文
摘要：
PAT 1086 Tree Traversals Again题目：An inorder binary tree traversal can be implemented in a non-recursive way with a stack. For example, suppose that wh... 阅读全文
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PAT 1085 Perfect Sequence 题目：Given a sequence of positive integers and another positive integer p. The sequence is said to be a "perfect sequence" if ... 阅读全文
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PAT 1084 Broken Keyboard题目：On a broken keyboard, some of the keys are worn out. So when you type some sentences, the characters corresponding to those... 阅读全文
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