This code performs a bitwise left shift operation on the...
September 15, 2025 at 02:01 AM
This code performs a bitwise left shift operation on the integer myVar
. Here's what it does step by step:
-
Declaration and Initialization:
int myVar = 1;
This declares an integer variable
myVar
and initializes it with the value1
. -
Bitwise Left Shift Operation:
myVar = myVar << 1;
The
<<
operator shifts the bits of the number to the left by the specified number of positions. In this case, it shifts the bits ofmyVar
by 1 position to the left.- In binary, the value
1
is represented as0000 0001
(assuming an 8-bit system for simplicity). - When you perform the left shift by 1, the bits shift left, and a
0
is added to the right:0000 0001 << 1 = 0000 0010
- The result is now
2
in decimal.
- In binary, the value
-
Assignment: The result of the
myVar << 1
operation is assigned back tomyVar
.
Final Result:
After the execution of this code, the value of myVar
will be 2
.
In summary, the code initializes myVar
to 1
and then shifts its bits to the left by 1 position, doubling its value. As a result, myVar
becomes 2
.
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