13 lines
222 B
Nim
13 lines
222 B
Nim
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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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