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function cartesian(first, second) {
// tworzymy tablicÄ™ przechowujÄ…cÄ… wynik
const result = [];
// iterujemy po elementach pierwszej tablicy
for (const a of first) {
// i po elementach drugiej tablicy
for (const b of second) {
// dodajemy do wyniku
result.push([a, b]);
}
}
// zwracamy wynik
return result;
}
// deklarujemy dwie tablice
const A = [1, 3, 5];
const B = [2, 4, 5];
// wypisujemy rezultat użycia funkcji cartesian()
console.log(cartesian(A, B));
/*
[
[ 1, 2 ], [ 1, 4 ],
[ 1, 5 ], [ 3, 2 ],
[ 3, 4 ], [ 3, 5 ],
[ 5, 2 ], [ 5, 4 ],
[ 5, 5 ]
]
*/
console.log(cartesian(B, A));
/*
[
[ 2, 1 ], [ 2, 3 ],
[ 2, 5 ], [ 4, 1 ],
[ 4, 3 ], [ 4, 5 ],
[ 5, 1 ], [ 5, 3 ],
[ 5, 5 ]
]
*/
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