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C++ | const keyword | Question 5

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  • Difficulty Level : Easy
  • Last Updated : 28 Jun, 2021
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#include <stdio.h>
int main()
{
   const int x;
   x = 10;
   printf("%d", x);
   return 0;
}


(A) Compiler Error
(B) 10
(C) 0
(D) Runtime Error


Answer: (A)

Explanation: One cannot change the value of ‘const’ variable except at the time of initialization. Compiler does check this.

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