Introduction - If you have any usage issues, please Google them yourself
This system can achieve the following functions: 1) Entry singer basic information, including name, number 2) Grading: ten judges scoring the first entry, and then calculating the sum of ten judges scores and grade point average (remove the highest score, remove the lowest score, and then calculates the average score) 3) Sort results: the players are sorted according to the average of four) data query, ○ 1 singer query results by number: Enter the number, if it exists, the output data players, there is no output " information does not exist." ○ 2 singers by name query results. Enter the player name exists, the output player data does not exist, then output " information does not exist 5) Additional student data: Add player data (including artist name and number), if the added players already exists, can not be inserted, there is no , output " successfully inserted 6) write data files: save the entered information, save it to their own written documents. 7) exit the sys