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518 B
518 B
switchcase
Instructions
Write a program that takes a string and reverses the case of all its letters.
-
Other characters remain unchanged.
-
The result must be followed by a newline (
'\n'). -
If the number of arguments is different from 1, the program displays a newline (
'\n').
Usage
student@ubuntu:~/[[ROOT]]/test$ go build
student@ubuntu:~/[[ROOT]]/test$ ./test "SometHingS iS WronG"
sOMEThINGs Is wRONg
student@ubuntu:~/[[ROOT]]/test$ ./test
student@ubuntu:~/[[ROOT]]/test$