C Programming - Input / Output - Discussion

Discussion Forum : Input / Output - General Questions (Q.No. 8)

Input / Output

To scan a and b given below, which of the following scanf() statement will you use?

#include<stdio.h>

float a;
double b;

scanf("%f %f", &a, &b);

scanf("%Lf %Lf", &a, &b);

scanf("%f %Lf", &a, &b);

scanf("%f %lf", &a, &b);

Answer: Option

Explanation:

To scan a float value, %f is used as format specifier.

To scan a double value, %lf is used as format specifier.

Therefore, the answer is scanf("%f %lf", &a, &b);

Discussion:

3 comments Page 1 of 1.

Aryan said: 3 years ago

Yes, the right answer is D.

Abhi said: 1 decade ago

@Srinath.

Double= %lf which is not present in any of option apart from D.

Srianth said: 1 decade ago

See guys.

Ans:A.

Reason:.

The default real numbers takes data type as"Double".

So %f=default double. Hence ans'''.

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