Write a program to input any string of characters from the keyboard, output it from screen and store it in ex3.txt file, and then run a string of characters again after exiting the program. The last input and storage character is not covered.

Filename	Size	Update
InFile.class	1288	2017-12-22
QQͼƬ20171224114927.png	32358	2017-12-24

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