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  1. proc toString(x: int): string =
  2.     if x >= 4000: return "大きすぎます。4000未満の数字を入力してください"
  3.     type
  4.         RomanNums = array[0..9, string]
  5.     var 
  6.         tenTo3 = x  div 1000
  7.         tenTo2 = (x - tenTo3*1000) div 100
  8.         tenTo1 = (x - tenTo3*1000 - tenTo2*100) div 10
  9.         tenTo0 = (x - tenTo3*1000 - tenTo2*100 - tenTo1*10)
  10.         tenTo3Array : RomanNums = ["","M","MM","MMM","","","","","",""]
  11.         tenTo2Array : RomanNums = ["","C","CC","CCC","CD","D","DC","DCC","DCCC","CM"]
  12.         tenTo1Array : RomanNums = ["","X","XX","XXX","XL","L","LX","LXX","LXXX","XC"]
  13.         tenTo0Array : RomanNums = ["","I","II","III","IV","V","VI","VII","VIII","IX"]
  14.     result =  tenTo3Array[tenTo3] & tenTo2Array[tenTo2] & tenTo1Array[tenTo1] & tenTo0Array[tenTo0]
  15.  
  16. proc toString(x: bool): string =
  17.     if x: result = "true"
  18.     else: result = "false"
  19.  
  20. echo toString(13)   # toString(x: int)プロシージャを呼び出す
  21. echo toString(true) # toString(x: int)プロシージャを呼び出す
  22.  
Success #stdin #stdout 0s 2432KB
comments (?)
stdin
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Standard input is empty
stdout
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XIII
true
https://ideone.com/ld7H4c
tostring.nim
language:
Nim (nim 0.19.4)
created:
7 years ago
visibility:
public

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