Intermediate Exercism • typescript

Matrix

Challenge Overview

Given a string representing a matrix of numbers, return the rows and columns of that matrix.

💡 View Solution

export class Matrix {
  public rows: number[][];
  public columns: number[][];
  constructor(s: string) {
    this.rows = s.split('\
    ').map(row => row.split(' ').map(Number));
    this.columns = this.rows[0].map((_, i) => this.rows.map(row => row[i]));
  }
}