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Problem G: 简单排队问题-7
Problem G: 简单排队问题-7
[Creator :
]
Time Limit :
1.000
sec
Memory Limit :
128 MiB
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ProblemList
Solved: 5
Submit Num: 5
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Description
在舞蹈表演中同学们排成一排,杨烨霖排在正中间, 从左边数他是第7个。一共有多少给同学参加舞蹈表演?
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13