C Programming - Declarations and Initializations - Discussion

Discussion Forum : Declarations and Initializations - General Questions (Q.No. 5)
5.
How would you round off a value from 1.66 to 2.0?
ceil(1.66)
floor(1.66)
roundup(1.66)
roundto(1.66)
Answer: Option
Explanation:
/* Example for ceil() and floor() functions: */

#include<stdio.h>
#include<math.h>

int main()
{
    printf("\n Result : %f" , ceil(1.44) );
    printf("\n Result : %f" , ceil(1.66) );
 
    printf("\n Result : %f" , floor(1.44) );    
    printf("\n Result : %f" , floor(1.66) );

    return 0;
}
// Output:
// Result : 2.000000
// Result : 2.000000
// Result : 1.000000
// Result : 1.000000
Discussion:
79 comments Page 5 of 8.

Shalini verma said:   1 decade ago
Give some examples of ceil() and floor() and roundup() and roundto().

Stanly said:   9 years ago
@Raj.

You should use to print the float value by %f instead of %d.

Abdulrahman said:   9 years ago
There is not standard function for rounding in c called roundup().

Suresh said:   1 decade ago
Dear friends, there is no functions like roundup() and roundto().

Alina said:   1 decade ago
ceil(1.44) = 1.00 and roundup(1.44) = 1.00 so both are same?

Krishna said:   1 decade ago
Thanks for eplanation.

What is static and global variable?

Sri said:   1 decade ago
Roundoff means? here why we chose the ceil function only?

Asha said:   1 decade ago
What is an round off? How the given program get execute?

Preethi said:   1 decade ago
Give the explaination of functions roundof(),roundto()

Sirisha said:   9 years ago
What is the difference between roundup() & ceil()?


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