Write a program to display a day number in a week using switch statement

#include<stdio.h>

#include<conio.h>

void main()

{

int dayno;

clrscr();

printf("Enter the day number of the week: ");

scanf("%d",&dayno);

switch(dayno)

{

case 1: printf("SUNDAY");

         break;

case 2: printf("MONDAY");

         break;

case 3: printf("TUESDAY");

         break;

case 4: printf("WEDNESDAY");

         break;

case 5: printf("THURSDAY");

         break;

case 6: printf("FRIDAY");

         break;

case 7: printf("SATURDAY");

         break;

default: printf("error in week day number");

}

getch();

}

Output: 

run 1:

Enter the day number of the week: 5

THURSDAY

run 2:

Enter the day number of the week: 10

error in week day number