Q11942 : Lumberjack Sequencing

https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=3093

困難度 ★
判斷數列是否遞增或遞減(同個迴圈判斷分開檢測)必須通過下列這項測資
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