Write a program to display some data in bar graph form, Programming Languages

Write a program to display some data in bar graph form. Have at least 20 elements, which can be positive or negative; draw each element with a vertical bar, going up if the data is positive or down if the data is negative. Once you have displayed the bar graph, allow a user to select a given element by cycling through the data with keys (e.g., 'a' to move left, 's' to move right) and print the exact value of the selected bar. Show the current selection by highlighting its bar somehow (e.g., drawing a thick outline around it)

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