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九九乘法表　 < 流程圖 >. start. i=1 j=1 or j=0. 是. 是. i←9. j ←9. j=j+1. ixj. 否. 否. End. i=i+1 j=1;. j=j+1. 井底之蛙 故事簡介. 以前有一隻青蛙，因為不小心掉進去古井中，但由於高度太高一直無法順利跳出來，但又不想一直困在古井中而就這樣死在古井裡，所以青蛙每天都努力要跳出井口． 　　而古井的高度總共是 h ，假設青蛙每天能跳 d 的高度，但因為青蛙晚上必須睡覺而往下掉落 n 的高度，請問這隻青蛙需要花多久的時間才能跳出井口呢 ?. 井底之蛙 < 流程圖 >.

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  1. 九九乘法表　<流程圖> start i=1 j=1 or j=0 是 是 i←9 j ←9 j=j+1 ixj 否 否 End i=i+1 j=1; j=j+1

  2. 井底之蛙故事簡介 以前有一隻青蛙，因為不小心掉進去古井中，但由於高度太高一直無法順利跳出來，但又不想一直困在古井中而就這樣死在古井裡，所以青蛙每天都努力要跳出井口． 　　而古井的高度總共是h，假設青蛙每天能跳d的高度，但因為青蛙晚上必須睡覺而往下掉落n的高度，請問這隻青蛙需要花多久的時間才能跳出井口呢?

  3. 井底之蛙 <流程圖> start start input h,d,n Ture day=0; night=0; day=0; night=0; night→h night>=h 重見天日 跳出井口 End End false false day=day+1; night=night+d; night=night-n night=night-n

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