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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | 1x 16x 16x 11x 2x 9x 19x 9x 19x 1x 18x 38x 8x | export const transpose = <T>(array: T[][]): T[][] => {
const newArray: T[][] = [];
const length = array[0].length;
if (!length) {
throw new Error();
}
for (let i = 0; i < length; i++) {
newArray.push([]);
}
for (const item of array) {
if (item.length !== length) {
throw new Error();
}
for (let j = 0; j < length; j++) {
newArray[j].push(item[j]);
}
}
return newArray;
};
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