JSFiddle - React, Tailwind, and code Playground

by SHELDON PASCIAK

TypeScript

function fibonacci(n: number): number {
  if (n <= 0) {
    return 0;
  } else if (n == 1) {
    return 1;
  } else {
    return fibonacci(n - 1) + fibonacci(n - 2);
  }
}

for (let i = 0; i <= 10; i++) {
  console.log(fibonacci(i));
}

function pascalTriangle(n: number): number[][] {
  let triangle = [];
  for (let i = 0; i < n; i++) {
    triangle[i] = [];
    for (let j = 0; j <= i; j++) {
      if (j == 0 || j == i) {
        triangle[i][j] = 1;
      } else {
        triangle[i][j] = triangle[i-1][j-1] + triangle[i-1][j];
      }
    }
  }
  return triangle;
}

console.log(pascalTriangle(5));