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Write Code Segments that Require ArrayLists and iteration.

Your Turn

  • Write program code to complete the provided tasks.
  • Run the code in the Java Playground to see if your code generates the desired result.
  • Make necessary changes until you have satisfied the tasks.

Practice 1: Daily High Temperatures

  • Given the ArrayList temps that contains daily high temperatures, write program code to print the all temperatures above 100.
  • Try the code in the Java Playground to verify your prediction.

Practice 2: Personalize Messages

  • Given the ArrayList guests, print a personalized welcome message for each attendee of a party (e.g., "Welcome, Maria!").
  • Try the code in the Java Playground to verify your prediction.

Practice 3: Longest String

  • Given the ArrayList words, write code to find and print the word with the longest string.
  • Try the code in the Java Playground to verify your prediction.

Practice 4: Make File Name

  • Given the ArrayList filenames, write code to add .jpg to the end of each file name that doesn't already end this way.
  • Try the code in the Java Playground to verify your prediction.

Practice 5: Average Mileage

  • Given the ArrayList mileage, write code to calculate and print the average mileage.
  • Try the code in the Java Playground to verify your prediction.