In this program, the number of the weekdays will be taken as input and days name will be printed as output using switch case. The required code is as follows:

#include<stdio.h>

int main(){

int days;

printf("Enter any number from 1-7::");

scanf("%d",&days);

switch(days){

case 1: printf("The day is Monday");

break;

case 2: printf("The day is Tuesday");

break;

case 3: printf("The day is Wednesday");

break;

case 4: printf("The day is Thursday");

break;

case 5: printf("The day is Friday");

break;

case 6: printf("The day is Saturday");

break;

case 7: printf("The day is Sunday");

break;

default: printf("Entered day is not valid");

}

}