C Programming - Expressions - Discussion

Discussion Forum : Expressions - Find Output of Program (Q.No. 13)
13.
What will be the output of the program?
#include<stdio.h>
int main()
{
    int k, num=30;
    k = (num>5 ? (num <=10 ? 100 : 200): 500);
    printf("%d\n", num);
    return 0;
}
200
30
100
500
Answer: Option
Explanation:

Step 1: int k, num=30; here variable k and num are declared as an integer type and variable num is initialized to '30'.
Step 2: k = (num>5 ? (num <=10 ? 100 : 200): 500); This statement does not affect the output of the program. Because we are going to print the variable num in the next statement. So, we skip this statement.
Step 3: printf("%d\n", num); It prints the value of variable num '30'
Step 3: Hence the output of the program is '30'

Discussion:
27 comments Page 1 of 3.

Arch said:   1 year ago
if k= 100%1000 print("k=",k) find the value of k.

Anyone, please solve this.

Punam solanki said:   1 year ago
Anyone, Explain the K variable condition?

Princess said:   4 years ago
I want ask a doubt; plz explain me.
num =5.
num=num.
print(num).

Arvi said:   5 years ago
What will be the value of k if num is 20?
k = (num > 50 ? 100: 500);

Please anyone explain me.

Puneeth said:   6 years ago
If we print k what is the answer.
(3)

Nagaraj said:   7 years ago
We are printing only num value i.e. num = 30 in the program, not k value!. Don't consider about expression. It may be true or false.

Karthik said:   8 years ago
@ALL.

Look at this carefully. They asked only the value of num not the value of k.

Sweety said:   8 years ago
I think 200 is the correct answer.
(2)

Ranjithkumar S said:   9 years ago
Look at the printf statement clearly. They asking the value of num not the value of k.

Emigo said:   9 years ago
@Purni.

z >= condition?if condition is true pick 100: else 200.

Now, putting values.
z >= 4 >= 4?100:200 ///condition is true.
z >= 100.,
4 >= 100. // its false.

Ans is 0.


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