day05_2.js

/*
 * Determine the original side lengths and return an array:
 * - The first element is the length of the shorter side
 * - The second element is the length of the longer side
 *
 * Parameter(s):
 * literals: The tagged template literal's array of strings.
 * expressions: The tagged template literal's array of expression values (i.e., [area, perimeter]).
 */
function sides(literals, ...expressions) {
  const [A, P] = expressions;

  let s1 = (P + Math.sqrt(P ** 2 - 16 * A)) / 4;
  let s2 = (P - Math.sqrt(P ** 2 - 16 * A)) / 4;

  return [s1, s2].sort();
}

function main() {
  let s1 = 10;
  let s2 = 14;

  [s1, s2] = [s1, s2].sort();

  const [x, y] = sides`The area is: ${s1 * s2}.\nThe perimeter is: ${
    2 * (s1 + s2)
  }.`;

  console.log(s1 === x ? s1 : -1);
  console.log(s2 === y ? s2 : -1);
}

main();