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28 lines
331 B
Nim
28 lines
331 B
Nim
discard """
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output: '''
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3 4
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4 5
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5 6
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6 7
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7 8
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(x: 3, y: 4)
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(x: 4, y: 5)
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(x: 5, y: 6)
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(x: 6, y: 7)
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(x: 7, y: 8)
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'''
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"""
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iterator xrange(fromm, to: int, step = 1): tuple[x, y: int] =
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var a = fromm
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while a <= to:
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yield (a, a+1)
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inc(a, step)
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for a, b in xrange(3, 7):
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echo a, " ", b
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for tup in xrange(3, 7):
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echo tup
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