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C | Operators | Question 26

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  • Difficulty Level : Easy
  • Last Updated : 28 Jun, 2021
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#include <stdio.h>
int main()
   int y = 0;
   int x = (~y == 1);
   printf("%d", x);
   return 0;

(A) 0
(B) 1
(C) A bog negative Number
(D) Compiler Error

Answer: (A)

Explanation: The important thing to note here is ~ is a bitwise not operator. So the value of ~0 would be all 1s in binary representation which means decimal value of ~0 is not 1. Therefore the result of comparison operator becomes 0.

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