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C | Loops & Control Structure | Question 19

  • Difficulty Level : Basic
  • Last Updated : 28 Jun, 2021
Geek Week

#include <stdio.h>
int main()
    int i = 3;
    while (i--)
        int i = 100;
        printf("%d ", i);
    return 0;

(A) Infinite Loop
(B) 99 99 99
(C) 99 98 97
(D) 2 2 2

Answer: (B)

Explanation: Note that the iā€“- in the statement while(i-ā€“) changes the i of main()
And i== just after declaration statement int i=100; changes local i of while loop.

Quiz of this Question

Take a step-up from those “Hello World” programs. Learn to implement data structures like Heap, Stacks, Linked List and many more! Check out our Data Structures in C course to start learning today.
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