write in c++

7. (Data processing) a. Write an algorithm to locate the first occurrence of the name JEAN in a list of names arranged in random order. b. Discuss how you could improve your algorithm for Exercise 7a if the list of names were arranged in alphabetical order. algorithm to determine the total occurrences of 8. (Data processing) Determine and write the letter e in any sentence. 9. (Numerical) Determine and write an algorithm to sort four numbers into ascending (from lowest to highest) order