Enter week number to print week day Program

                 

Week no. to print week day - 

• If - else

#include <stdio.h>

int main()
{ int a;
    printf("Enter the number ");
    scanf(" %d",&a);
if(a==1)
      printf("Monday");
else if (a==2)
    printf("Tuesday");
else if (a==3)
    printf("Wednesday");
else if (a==4)
    printf("Thursday");
else if (a==5)
    printf("Friday");
else if (a==6)
    printf("Saturday");
else if (a==7)
    printf("Sunday");
else 
    printf("Enter valid input.");
    return 0;
}

Output -

Enter the number 5
Friday 

• Switch 

#include <stdio.h>

int main()
{ int a;
    printf("Enter the number ");
    scanf(" %d",&a);
 switch (a)
{
 case 1 :
      printf("Monday");
      break;
case 2 :
    printf("Tuesday");
    break;
case 3 :
    printf("Wednesday");
    break;
case 4 :
    printf("Thursday");
    break;
case 5 :
    printf("Friday");
    break;
case 6 :
    printf("Saturday");
    break;
case 7 :
    printf("Sunday");
    break;
default :
    printf("Enter valid input.");
}
    return 0;
}

Output -

Enter the number 5
Friday