export class Matrix { private _rows: number[][]; private _columns: number[][]; constructor(matrix: string) { this._rows = matrix .split("\n") .filter(Boolean) .map((row) => row .split(" ") .filter(Boolean) .map((v) => parseInt(v, 10)) ); this._columns = this.rows[0].map((_, i) => this.rows.map((row) => row[i])); } get rows(): number[][] { return this._rows; } get columns(): number[][] { return this._columns; } }