gaoryrt · January 6, 2022 02:49
diff --git a/fib.js b/fib.js
 const fib = num => num < 3
  ? 1
  : fib(num - 1) + fib(num - 2)

 console.log(fib(7))
diff --git a/y_combinator_fib.js b/y_combinator_fib.js
 const Y = f => (x => f(x(x)))(x => f((...y) => x(x)(...y)))

 const fib = Y(
  f => num => num < 3
    ? 1
    : f(num - 1) + f(num - 2)
 )

 console.log(fib(7))