Question #1 Study the following C program and answer the below questions Hint: you might run it in Dev C++ before starting answering the questions! #include int main(void){ int number; char choice; printf("Please enter an integer number: " ); scanf("%d" , &number); printf("\nTo check whether the number is even or odd, press e \n"); printf("To check whether the number is positive or negative, press p \n"); printf("To check whether the number is multiple of 10, press m \n"); printf("\nPlease enter your choice: "); scanf(" %c" , &choice); switch(choice){ case 'e': case 'E': if (number % 2 == 0){ printf("\n%d is even \n" , number); else { printf"\n%d is odd \n" , number); break; case 'p': case 'P': if (number > 0){ printf("\n%d is positive \n" , number); else if (number < 0){ printf("\n%d is negative \n" , number); else { printf("\n%d is zero! \n" , number); break; case 'm': case 'M': if (number % 10 == 0){ printf("\n%d is a multiple of 10 \n" , number); } else { printf("\n%d is NOT a multiple of 10 \n" , number); break; default: printf("\NERROR: %c is unrecognized option!!! \n" , choice); return 0; Page 1 of 7

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Question #1
Study the following C program and answer the below questions
Hint: you might run it in Dev C++ before starting answering the questions!
#include<stdio.h>
int main(void) {
int number;
char choice;
printf("Please enter an integer number: " ) ;
scanf("%d" , &number);
printf("\nTo check whether the number is even or odd, press e \n");
printf("To check whether the number is positive or negative, press p \n");
printf("To check whether the number is multiple of 10, press m \n");
printf("\nPlease enter your choice: ");
scanf(" %c" , &choice);
switch(choice) {
case 'e':
case 'E':
if (number % 2 == 0){
printf("\n%d is even \n" , number);
}
else {
printf("\n%d is odd \n" , number);
break;
case 'p':
case 'P':
if (number > 0){
printf"\n%d is positive \n" , number);
else if (number < 0){
printf("\n%d is negative \n" , number);
}
else {
printf"\n%d is zero! \n" , number);
break;
case 'm':
case 'M':
if (number % 10 == 0){
printf("\n%d is a multiple of 10 \n" , number);
}
else {
printf"\n%d is NOT a multiple of 10 \n" , number);
}
break;
default:
printf("\NERROR: %c is unrecognized option!!! \n" , choice);
return 0;
}
Page 1 of 7
Transcribed Image Text:Question #1 Study the following C program and answer the below questions Hint: you might run it in Dev C++ before starting answering the questions! #include<stdio.h> int main(void) { int number; char choice; printf("Please enter an integer number: " ) ; scanf("%d" , &number); printf("\nTo check whether the number is even or odd, press e \n"); printf("To check whether the number is positive or negative, press p \n"); printf("To check whether the number is multiple of 10, press m \n"); printf("\nPlease enter your choice: "); scanf(" %c" , &choice); switch(choice) { case 'e': case 'E': if (number % 2 == 0){ printf("\n%d is even \n" , number); } else { printf("\n%d is odd \n" , number); break; case 'p': case 'P': if (number > 0){ printf"\n%d is positive \n" , number); else if (number < 0){ printf("\n%d is negative \n" , number); } else { printf"\n%d is zero! \n" , number); break; case 'm': case 'M': if (number % 10 == 0){ printf("\n%d is a multiple of 10 \n" , number); } else { printf"\n%d is NOT a multiple of 10 \n" , number); } break; default: printf("\NERROR: %c is unrecognized option!!! \n" , choice); return 0; } Page 1 of 7
d) Rewrite the program using if...else structure instead of switch-case statement:
Transcribed Image Text:d) Rewrite the program using if...else structure instead of switch-case statement:
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