add some minor comments to Range
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@ -57,6 +57,7 @@ template <typename Integer> class range
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Integer operator*() const { return iter; }
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Integer operator*() const { return iter; }
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};
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};
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// convenience function to construct an integer range with type deduction
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template <typename Integer> range<Integer> irange(Integer first, Integer last)
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template <typename Integer> range<Integer> irange(Integer first, Integer last)
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{
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{
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return range<Integer>(first, last);
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return range<Integer>(first, last);
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