luc111.c (969B)
1 /* 2 * Author : Amit Dutta <amitdutta4255@gmail.com> 3 * Date : 08 Feb 2026 4 * Repo : https://github.com/notamitgamer/bsc 5 * License : MIT License (See the LICENSE file for details) 6 */ 7 8 /* Receive an 8-bit number. Check if 3rd and 5th bits are OFF. If yes, put them ON. 9 */ 10 /* Let Us C, Chap- 21 (Operations on Bits), Qn No.: B(i) */ 11 12 /* This file is auto-generated by a bot. */ 13 /* This code is not compiled; it is for reference only. */ 14 15 16 #include <stdio.h> 17 #include <stdlib.h> 18 19 int main() 20 { 21 unsigned char num; 22 unsigned char mask = (1 << 3) | (1 << 5); 23 24 printf("Enter an 8-bit number: "); 25 scanf("%hhu", &num); 26 27 // Check if bits are OFF. (num & mask) should be 0. 28 if ((num & mask) == 0) 29 { 30 printf("Bits 3 and 5 are OFF. Turning them ON...\n"); 31 num = num | mask; 32 } 33 else 34 { 35 printf("Bits 3 and 5 are NOT both OFF. No change.\n"); 36 } 37 38 printf("Final Value: %d (0x%02X)\n", num, num); 39 40 return 0; 41 }