Cartesian product of two or more lists: Difference between revisions

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=={{header|langur}}==
<syntaxhighlight lang="langur">writelnval .X = mapX(f(... .x) .x, [1, 2], [3, 4]) == [[1, 3], [1, 4], [2, 3], [2, 4]]
 
writeln mapX(f(... .x) .x, [3, 4], [1, 2]) == [[3, 1], [3, 2], [4, 1], [4, 2]]
writeln mapX(f(... .x) .xX, [1, 2], [3, 4]) == [[1, 3], [1, 4], [2, 3], [2, 4]]
writeln mapX(f(... .x) .xX, [3, 4], [1, 2]) == [[3, 1], [3, 2], [4, 1], [4, 2]]
writeln mapX(.X, [1, 2], []) == []
writeln mapX(f(... .x) .xX, [3, 4], [1, 2]) == [[3, 1], [3, 2], [4, 1], [4, 2]]
writeln()
 
writeln mapX f(... .x) .xX, [1776, 1789], [7, 12], [4, 14, 23], [0, 1]
writeln()
 
writeln mapX f(... .x) .xX, [1, 2, 3], [30], [500, 100]
writeln()
 
writeln mapX f(... .x) .xX, [1, 2, 3], [], [500, 100]
writeln()</syntaxhighlight>
 
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