Skip to content

luc104.c

Problem Statement

Rewrite expressions using bitwise compound assignment operators.

Metadata

Property Detail
Author Amit Dutta amitdutta4255@gmail.com
Date 08 Feb 2026
License MIT License (See the LICENSE file for details)
Difficulty Beginner (index: 1 / 10)

Actions

Raw View on GitHub

You can print or save this file by opening Raw and using your browser.

Source Code

#include <stdio.h>
#include <stdlib.h>

int main()
{
    int a = 10, b = 20, c = 5;

    printf("Original values: a=%d, b=%d, c=%d\n", a, b, c);

    // a = a | 3
    a |= 3;
    printf("a |= 3        -> %d\n", a);

    // a = a & 0x48
    a &= 0x48;
    printf("a &= 0x48     -> %d\n", a);

    // b = b ^ 0x22
    b ^= 0x22;
    printf("b ^= 0x22     -> %d\n", b);

    // c = c << 2
    c <<= 2;
    printf("c <<= 2       -> %d\n", c);

    return 0;
}

Explanation

Explain with AI

Copy the prompt below and paste it into any AI assistant.

    You are explaining a C programming code to a beginner.

    STRICT RULES:

    - Only use the given code. Do NOT assume anything not present.

    - Do NOT add extra examples.

    - Keep explanation clear and short.

    - If something is unclear, say "Not clear from code".

    - Follow the exact format below. Do NOT change headings.

    FORMAT:

    [START]

    ## What it does

    (Explain the overall purpose in 1-2 sentences)

    ## Step-by-step

    (Explain how the code works in steps, simple language)

    ## Key Concepts

    (List concepts like loop, condition, function, etc.)

    ## Notes

    (Mention any limitations, errors, or assumptions)

    [END]

    CODE (luc104.c):

    #include <stdio.h>
    #include <stdlib.h>

    int main()
    {
        int a = 10, b = 20, c = 5;

        printf("Original values: a=%d, b=%d, c=%d\n", a, b, c);

        // a = a | 3
        a |= 3;
        printf("a |= 3        -> %d\n", a);

        // a = a & 0x48
        a &= 0x48;
        printf("a &= 0x48     -> %d\n", a);

        // b = b ^ 0x22
        b ^= 0x22;
        printf("b ^= 0x22     -> %d\n", b);

        // c = c << 2
        c <<= 2;
        printf("c <<= 2       -> %d\n", c);

        return 0;
    }