回答編集履歴
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追記しました。
test
CHANGED
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@@ -61,3 +61,63 @@
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61
61
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62
62
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63
63
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```
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64
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65
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66
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67
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個人的にはメソッド内にメソッドを作成するよりは、以下のようにした方が好みです。
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68
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69
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70
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71
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```ruby
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72
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73
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def times (count)
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74
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75
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goukei = 0
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76
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77
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count.times do
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78
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79
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kingaku = okane(1000,300)
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80
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81
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puts("掛かった金額は#{kingaku}円")
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82
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83
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goukei += kingaku
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84
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85
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end
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86
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87
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puts("平均金額は#{goukei/count}円")
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88
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89
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end
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90
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91
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92
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93
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def okane(prob,cost)
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94
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95
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times=0
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96
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97
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98
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99
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while true
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100
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101
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times+=1
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102
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103
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104
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105
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if rand(prob)==0
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106
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107
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return times*cost
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108
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109
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else
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110
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111
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#puts("はずれ！")
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112
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113
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end
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114
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115
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end
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116
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117
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end
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118
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119
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120
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121
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times(5)
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122
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123
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```
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