C Programming - Control Instructions - Discussion

Discussion Forum : Control Instructions - General Questions (Q.No. 2)
2.
How many times the while loop will get executed if a short int is 2 byte wide?
#include<stdio.h>
int main()
{
    int j=1;
    while(j <= 255)
    {
        printf("%c %d\n", j, j);
        j++;
    }
    return 0;
}
Infinite times
255 times
256 times
254 times
Answer: Option
Explanation:

The while(j <= 255) loop will get executed 255 times. The size short int(2 byte wide) does not affect the while() loop.

Discussion:
59 comments Page 5 of 6.

Kanika joshi said:   1 decade ago
What happens if in the above question 'short int' is replaced by 'long int' ? Please help.

Sangeetha said:   1 decade ago
When this is short int. It again wrap around to zero so definitly infinite loop.

Mukesh Kumar said:   1 decade ago
What is the use of and meaning of "short int" here can anybody explain me?

Jaya said:   1 decade ago
In printf, why there are using %c. I can't understand please explain..

Ravitheja said:   1 decade ago
Thnks to all. Karthi please chek your values in this discussion.

Amandeep Kaur said:   1 decade ago
Answer is infinite times, how it will be execute 255 times?

Akash said:   1 decade ago
I can't understand because of %c and j two times print.

Amol wavare said:   10 years ago
Answer is finite times. How it will be 256>255?

Abhijeet Dhumal said:   3 years ago
Answer is 255.

I agree with the given answer.
(3)

Asha said:   1 decade ago
I can't understand using of %c please explain.


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