C Program to Print Days of Week in Words using If Else Ladder Statement

• Write a C program to print days of week using if else ladder statement.

Required Knowledge

• C printf and scanf functions
• If Else Ladder in C

In this program, we will take a number between 1 to 7 as input from user, where 1 corresponds to Monday, 2 corresponds to Tuesday and so on. We will use if else ladder statement to print name of day in words.

C program to print days of week in words

/*
 * C program to print day of week name 
 */ 
   
#include <stdio.h> 
   
int main() {  
    int day;   
    /* 
     * Take the Day number as input form user  
     */ 
    printf("Enter Day Number (1 = Monday ..... 7 = Sunday)\n");  
    scanf("%d", &day);  
 
    /* Input Validation */
    if(day < 1 || day > 7){
     printf("Invalid Input !!!!\n");
     return 0;
    }
  
    if(day == 1) {  
        printf("Monday\n");  
    } else if(day == 2) {  
        printf("Tuesday\n");  
    } else if (day == 3) {  
        printf("Wednesday\n");  
    } else if(day == 4) {  
        printf("Thursday\n");  
    } else if(day == 5) {  
        printf("Friday\n");  
    } else if(day == 6) {  
        printf("Saturday\n");  
    } else {  
        printf("Sunday\n");  
    }
   
    return 0;  
}

Output

Enter Day Number (1 = Monday ..... 7 = Sunday)
4
Thursday

Enter Day Number (1 = Monday ..... 7 = Sunday)
7
Sunday

Enter Day Number (1 = Monday ..... 7 = Sunday)
12
Invalid Input !!!!