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1 4 3 5 9 7 2

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  1. 1 4 3 5 9 7 2

  2. 1 4 3 5 9 7 2 Which one is the biggest number?

  3. 1 4 3 5 9 7 2

  4. 1 4 3 5 9 7 2 How do you know?

  5. 1 4 3 5 9 7 2 How would you instruct the computer to find out?

  6. 1 4 3 5 9 7 2 Our program would scan the numbers left to right.

  7. 1 4 3 5 9 7 2 Our program would scan the numbers left to right.

  8. 1 4 3 5 9 7 2 We need to start somewhere.

  9. 1 4 3 5 9 7 2 We start at the beginning.

  10. 1 4 3 5 9 7 2 The first number is the largest we’ve seen.

  11. 1 4 3 5 9 7 2 The first number is the largest we’ve seen. max

  12. 1 4 3 5 9 7 2 The first number is the largest we’ve seen. max

  13. 1 4 3 5 9 7 2 The first number is the largest we’ve seen. 1 max

  14. 1 4 3 5 9 7 2 We move on. 1 max

  15. 1 4 3 5 9 7 2 We move on. 1 max

  16. 1 4 3 5 9 7 2 Hey, that’s a bigger number than ours! 1 max

  17. 1 4 3 5 9 7 2 Let’s take it. 1 max

  18. 1 4 3 5 9 7 2 Let’s take it. 1 max

  19. 1 4 3 5 9 7 2 Let’s take it. 4 max

  20. 1 4 3 5 9 7 2 We move on. 4 max

  21. 1 4 3 5 9 7 2 We move on. 4 max

  22. 1 4 3 5 9 7 2 This number doesn’t look interesting. 4 max

  23. 1 4 3 5 9 7 2 So we move on. 4 max

  24. 1 4 3 5 9 7 2 So we move on. 4 max

  25. 1 4 3 5 9 7 2 This number is better than ours. 4 max

  26. 1 4 3 5 9 7 2 Let’s take it. 4 max

  27. 1 4 3 5 9 7 2 Let’s take it. 4 max

  28. 1 4 3 5 9 7 2 Let’s take it. 5 max

  29. 1 4 3 5 9 7 2 And we move on. 5 max

  30. 1 4 3 5 9 7 2 We find a bigger number… 5 max

  31. 1 4 3 5 9 7 2 We find a bigger number… 9 max

  32. 1 4 3 5 9 7 2 The next number is not interesting… 9 max

  33. 1 4 3 5 9 7 2 And neither is the next one… 9 max

  34. 1 4 3 5 9 7 2 And we’re out of numbers. 9 max

  35. 1 4 3 5 9 7 2 We checked them all. 9 max

  36. 1 4 3 5 9 7 2 Each one once. 9 max

  37. 1 4 3 5 9 7 2 And this is the largest number we’ve seen. 9 max

  38. 1 4 3 5 9 7 2 So this is max. 9 max

  39. 1 4 3 5 9 7 2 Way to go, Max! 9 max