How are Format Specifiers used in scanf() function?

Question

Accepted Answer

Key Usage: Used to take user input
    

    
        The scanf() function uses format specifiers to read input from the user.
    

    
#include <stdio.h>

int main() {
    int age;
    float salary;

    printf("Enter age: ");
    scanf("%d", &age);

    printf("Enter salary: ");
    scanf("%f", &salary);

    printf("Age: %d, Salary: %.2f", age, salary);

    return 0;
}
    

    
        Common Mistake
        Forgetting & symbol in scanf() causes runtime errors.
    

    
        Best Practice
        Always pass the address of variables using & operator.
    

    
    
          Important Tips for Format Specifiers
        
            Always match the correct specifier with variable type
            Use precision (.2f) for controlling decimal output
            Avoid mixing data types incorrectly
            Use readable formatting for better output display

How are Format Specifiers used in scanf() function?

Answer with Explanation

Important Tips for Format Specifiers