equal
deleted
inserted
replaced
118 fav_colour(Green) |
118 fav_colour(Green) |
119 |
119 |
120 |
120 |
121 // actually colors can be written with "object", |
121 // actually colors can be written with "object", |
122 // because they do not take any arguments |
122 // because they do not take any arguments |
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123 |
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124 abstract class Day |
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125 case object Monday extends Day |
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126 case object Tuesday extends Day |
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127 case object Wednesday extends Day |
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128 case object Thursday extends Day |
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129 case object Friday extends Day |
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130 case object Saturday extends Day |
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131 case object Sunday extends Day |
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132 |
123 |
133 |
124 |
134 |
125 // ... a bit more useful: Roman Numerals |
135 // ... a bit more useful: Roman Numerals |
126 |
136 |
127 abstract class RomanDigit |
137 abstract class RomanDigit |