write my assignment 693

Need all 4 please Data dictionary, Hierarchy Chart, FlowChart and Pseudocode1. Construct a data dictionary and draw a hierarchy chart and flowchart and pseudocode for a program that merges three sales files (SALES1, SALES2, and SALES3). Output. Output is the merged file. The records are identical in format to the input files. The file should contain all records from SALES1 first, followed by all records from SALES2, followed by all the records from SALES3. Input Input consists of the three files (SALES1, SALES2, and SALES3), each of which has the same format. Each record contains a salesperson number, date, and amount of sales.

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