Lecture -5 Requirements Engineering / Specification

                                                                                                                                                      
                                                                                                                                                       
                   

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Lecture - 4 Overview of Phases

                                                                                                                                                                                                                                                                                             

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Lecture-3 Overview of Phases

                                                                                                                                                                                                               
                                                                                                                                                                           

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Lecture - 2 Introduction to Software Engineering

                                                                                                                                                       
                                                                                                                                                                

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Lecture - 1 Introduction to Software Engineering

                                                                                                                                                                      
                                                                                                                                                                             

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Program in C for multiplication table using while loop

Input :-

Output :-

Code :-


#include <stdio.h>
int main()
{
    int n,i=1;
    printf("Enter a number :");
    scanf("%d",&n);
    while (i<=10)
    {
        printf("%d * %d = %d \n", n, i, n*i);
i++;
    }
}

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Print multiplication table in C

Print multiplication table in C

Input :-

 Output :-

Code :-


#include <stdio.h>
int main()
{
    int n, i;
    printf("Enter an integer: ");
    scanf("%d",&n);
    for(i=1; i<=10; ++i)
    {
        printf("%d * %d = %d \n", n, i, n*i);
    }

    return 0;
}
 

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Program to calculate factorial of a number

Input :-

Output :-

Code :-

 #include <stdio.h>

    int main()
    {
      int c, n, fact = 1;

      printf("Enter a number \n");
      scanf("%d", &n);

      for (c = 1; c <= n; c++)
        fact = fact * c;

      printf("The factorial of %d is = %d\n", n, fact);

      return 0;
    }

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Program to check a Number is Negative or Positive

Input :-

Outputs : -

Code :- 


#include <stdio.h>
#include <stdlib.h>

int main()
{
    int a;

    printf("Enter a number : \n");
    scanf("%d", &a);
    if
        (a<0)
        printf("The number is negative\n");
    else if
        (a==0)
        printf("You Entered Zero\n");
    else
        printf("The number is positive\n");
    return 0;

}

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To check a year is leap or not in C

To check a year is leap or not in C


Input :

Output : 

Code :

#include <stdio.h>

int main()
{
  int c;
  printf("Enter the year :\n");
  scanf("%d",&c);
{if ((c%4==0)&&(!(c%100==0)||(c%400==0)))
    printf("The year is a leap year\n");
    else
        printf("The year is not a leap year\n");
}
return 0;
}

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To check whether a number is divisible by 6 and 4

To check whether a number is divisible by 6 and 4

Input : 

Output : 

Code :

#include <stdio.h>

int main()
{
  int c;
  printf("Enter a number :\n");
  scanf("%d",&c);
{ if ((c%6==0) && (c%4==0))
    printf("The number is divisible by 6 and 4\n");
    else
        printf("The number is not divisible by 6 and 4\n");
}
return 0;
}

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Program to print first 1000 number

Program to print first 1000 number

Input:-

Output:- 

Code :-

#include <stdio.h>

int main()
{
  int c=1;


  while (c <= 1000)


  {
    printf("%d ", c);
    c++;
  }

  return 0;
}

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To Check whether a number is prime or not

To Check whether a number is prime or not

Input:-




Output:-

1)




2)






 Code:-

#include <stdio.h>
#include <stdlib.h>

int main()
{
    int a,i,ans;

    printf("Enter a number : \n");
    scanf("%d",&a);
    for(i=2; i<=a/2;i++ )
        ans=a%i;

{


        if ( ans==0)


            printf("The number is not prime ");


        else
            printf("The number is  prime ");
    }

    return 0;
}

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Program to check divisibility by 5

Program to check divisibility by 5

Input: 


 Output:

 1)

 

 2)



Code:

#include <stdio.h>
#include <stdlib.h>

int main()
{
    int a;

    printf("Enter a number : \n");
    scanf("%d",&a);
    {


        if ( a%5==0)


            printf("The number is divisible by 5  ");
        else
            printf("The number is not divisible by 5 ");
    }

    return 0;
}

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Program to check a number is Even or Odd

Program to check a number is Even or Odd

Input :-























Output :- 

1)








2)

Code :- 

#include <stdio.h>
#include <stdlib.h>

int main()
{
    int a;


    printf("Enter a number : \n");
    scanf("%d",&a);
  {

    if (a%2==0)
        printf("The number is even\n\n");
    else
        printf("The number is odd\n\n");
  }
    return 0;

}

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C Program to check sum is less than or greater than hundred

C Program to check sum is less than or greater than hundred
Input :-






Output :- 
1) 




2)




3)





Code :- 

#include <stdio.h>
#include <stdlib.h>

int main()
{
int a, b,c;

printf("Enter a number \n");
scanf("%d",&a );
printf("Enter another number \n");
scanf("%d",&b);
c=a+b;
printf("The Sum is = %d\n\n",c);
{
if (c<100)
printf("The Sum Is Less Than Hundred \n\n\n");
else if (c==100)
printf("The sum is hundred");
else
printf("The sum is greater than hundred \n\n\n\n");
}
return 0;
}

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