C operations

Question

Please guys help me to figure out the use of these two operations:
^=
|=

https://code.sololearn.com/cAUBF3cAdLt6/?ref=app

Answer 1

110 = 6
011 = 3
111 = 7 after bitwise OR of prevous both.

Answer 2

You may search for "bitwise operation in C". Have you tried yet?

Answer 3

c ^= 1 is equal to c = c^1
^ is bit wise exclusive operator.

c |= 1 is equal to c = c | 1
| is bit wise OR operator.

Answer 4

Yea i know , but in this example what it does exactly