error:comparisons like do not have their mathematical meaning

2023-12-29 17:32

文章标签 error like meaning mathematical comparisons

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error: comparisons like ‘X<=Y<=Z’ do not have their mathematical meaning [-Werror=parentheses]
if ((-3 <= i <= 0) && (0 <= j <= 3)) {

把 if ((-3 <= i <= 0) && (0 <= j <= 3))修改为if ((-3 <= i ）&&（i<= 0) && (0 <= j )&&(J<= 3))

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error:comparisons like do not have their mathematical meaning

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