script.js 727 B

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  1. console.log('hello')
  2. // a
  3. function a(msg) {
  4. return alert(msg)
  5. }
  6. //a('hello')
  7. // cube
  8. function cube(num) {
  9. return num**3
  10. }
  11. console.log(cube(3))
  12. //avg2
  13. function avg2(num1, num2) {
  14. return (num1 + num2) / 2
  15. }
  16. console.log(avg2(1,2))
  17. console.log(avg2(10, 5))
  18. //sum3
  19. function sum3(num1, num2, num3=0) {
  20. return num1 + num2 + num3
  21. }
  22. console.log(sum3(1,2))
  23. console.log(sum3(1,2,3))
  24. console.log(sum3(5,10,100500))
  25. //intRandom
  26. function intRandom(min, max) {
  27. min = Math.ceil(min)
  28. max = Math.floor(max)
  29. res = (Math.random() * (max - min) + min) <= 0? Math.ceil(Math.random() * (max - min) + min) : Math.floor(Math.random() * (max+1 - min) + min)
  30. return res === -0? 0 : res
  31. }
  32. console.log(intRandom(-4, 5))