かなり前に作ったあみだくじのプログラムは、以下のようなコードでした。
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 | '/for QuickBASIC '$lang: "qb" DIM a(20), b(10) ta$ = RIGHT$(TIME$, 2) RANDOMIZE (ASC(ta$)) FOR y = 1 TO 8: b(y) = INT(RND * 6) + 1: NEXT y CLS LOCATE 5, 10: PRINT "１ ２ ３ ４ ５ ６ ７ ８" LOCATE 15,10: INPUT "番号を選んでください ", k FOR x = 1 TO 8: a(x) = x: NEXT x FOR y = 1 TO 7 n = b(y): GOSUB write_line c = a(n): a(n) = a(n + 1): a(n + 1) = c NEXT y LOCATE 5 + y, 10 IF c = 1 THEN PRINT "○ × × × × × × ×": z = 1 IF c = 2 THEN PRINT "× ○ × × × × × ×": z = 2 IF c = 3 THEN PRINT "× × ○ × × × × ×": z = 3 IF c = 4 THEN PRINT "× × × ○ × × × ×": z = 4 IF c = 5 THEN PRINT "× × × × ○ × × ×": z = 5 IF c = 6 THEN PRINT "× × × × × ○ × ×": z = 6 IF c = 7 THEN PRINT "× × × × × × ○ ×": z = 7 IF c = 8 THEN PRINT "× × × × × × × ○": z = 8 LOCATE 5 + y + 2, 10 IF a(z) = k THEN PRINT k; "はあたりです ": END PRINT k; "ははずれです ": END write_line: LOCATE 5 + y, 10 IF n = 1 THEN PRINT "|---| | | | | | |": RETURN IF n = 2 THEN PRINT "| |---| | | | | |": RETURN IF n = 3 THEN PRINT "| | |---| | | | |": RETURN IF n = 4 THEN PRINT "| | | |---| | | |": RETURN IF n = 5 THEN PRINT "| | | | |---| | |": RETURN IF n = 6 THEN PRINT "| | | | | |---| |": RETURN IF n = 7 THEN PRINT "| | | | | | |---|": RETURN |
今や昔のQuickBASICかと思いきや、2004年に登場したFreeBASICでは、lang指定さえすれば、このままコンパイルできるのです。マルチバイトも特に問題なし。FreeBASICならGPLでクロスプラットホームですし、過去のプログラムもそれなりに活用できますね。
さらに、FreeBASICならオブジェクト指向風にも書けます。
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 | '/for FreeBASIC Type Amida Dim a(20) as Byte Dim b(10) as Byte Declare Constructor() Declare Sub wrLine (n as Byte) Declare Function get_result (c as Byte) as Byte Declare Function judge (a() as Byte, k as Byte, z as Byte) as Byte End Type '----------- Constructor Amida() Dim ta as String Dim as Byte c, k, n, x, y, z ta = Right(Time, 2) Randomize (Asc(ta)) For y = 1 To 8: b(y) = Int(Rnd * 6) + 1: Next y Cls Locate 5, 10: Print "１ ２ ３ ４ ５ ６ ７ ８" Locate 15,10: Input "番号を選んでください ", k For x = 1 To 8: a(x) = x: Next x For y = 1 To 7 n = b(y) Locate 5 + y, 10 This.wrLine(n) c = a(n): a(n) = a(n + 1): a(n + 1) = c Next y Locate 5 + y, 10 z = This.get_result(c) Locate 5 + y + 2, 10 If This.judge(a(),k,z) = 1 Then Print k; "はあたりです " Else Print k; "ははずれです " End If End Constructor '----------- Function Amida.get_result(c as Byte) as Byte Dim z as Byte If c = 1 Then Print "○ × × × × × × ×": z = 1 If c = 2 Then Print "× ○ × × × × × ×": z = 2 If c = 3 Then Print "× × ○ × × × × ×": z = 3 If c = 4 Then Print "× × × ○ × × × ×": z = 4 If c = 5 Then Print "× × × × ○ × × ×": z = 5 If c = 6 Then Print "× × × × × ○ × ×": z = 6 If c = 7 Then Print "× × × × × × ○ ×": z = 7 If c = 8 Then Print "× × × × × × × ○": z = 8 Return z End Function '----------- Sub Amida.wrLine(n as Byte) If n = 1 Then Print "|---| | | | | | |" If n = 2 Then Print "| |---| | | | | |" If n = 3 Then Print "| | |---| | | | |" If n = 4 Then Print "| | | |---| | | |" If n = 5 Then Print "| | | | |---| | |" If n = 6 Then Print "| | | | | |---| |" If n = 7 Then Print "| | | | | | |---|" End Sub '----------- Function Amida.judge(a() as Byte, k as Byte, z as Byte) as Byte If a(z) = k Then Return 1 Else Return 0 End If End Function '----------- Dim ObjAMD as Amida End |
なかなか登場機会の少ないBASICですが、この手軽さと生産性の高さにはやはり根強い需要があるような気がします。
