Test Your Understanding of Reading User Input in C with scanf()

scanf() (correct)

printf()

main()

stdio.h

To display the values of a and b using the format specifier %d.

To indicate that each input should be at most 2 digits long and should be interpreted as an integer. (correct)

To pass the address of the variables a and b to scanf().

To declare and define the main() function.

a=1234 b=6789

a=1 b=2

a=3 b=4

a=12 b=34 (correct)