Introduction - If you have any usage issues, please Google them yourself
		 
Write multithreaded programs to achieve the following functions:
(1) a thread performs factorial and arithmetic operations (1!+2!+3!+......+10) each factorial calculates a random interval of 100-1000 milliseconds 
(2) another thread reads the calculation equation and operation result of the last thread every second, and displays it in the graphical interface.