Answer / neeru bansal

/*Question 2 . Accept any two numbers from the user.
Perform the following operations on it using functions:
1. Addition
2. Subtraction
3. Multiplication
4. Swap the values
5. Print both the numbers in reverse order for example (if a
given number is 234, it should
be printed as 432)
CONCEPT : Using SWITCH statement and functions
SYNTAX : switch
{
case 1: statements;
Break;
case 2: statements;
Break;
…
default: statements;
}
*/

// Declaration for the preprocessor::
#include
#include
// Main function begins::
void main()
{
// Declaration of variables::
int a,b,c,t,n,num;
long int i;
int l;
char ch;
// Declaration of functions::
char num_status(int);
void sum(int,int);
void sub(int,int);
void mul(int,int);
void swap(int,int);
int reverse(int);
// To clear the screen before printing ::
clrscr();
// Printing SCDL student details for code-authentication::
printf(“\n***************************************\n NAME :
PRIYANKA”);
printf(“\n COURSE: PGDIT [1st Sem.]“);
printf(“\n REGISTRATION NUMBER: 200705826″);
printf(“\n SUBJECT: Assignment for C Programming
\n***************************************”);
// printing the directions for user to select::
printf(“\n\nPerform the following operations:\n”);
printf(“\n1.Addition:\n”);
printf(“\n2.Subtration:\n”);
printf(“\n3.Multiplication:\n”);
printf(“\n4.Swap the values:\n”);
printf(“\n5.Print the numbers in reverse order:”);
printf(“\n\nSlect your operation:\n”);
scanf(“%d”,&l);// accepts the operation choice
ch=num_status(l);// calling function for selectiong choice

//switch statement for the calculation
switch(ch)
{
case ’1′:
printf(“Enter the first number:\t”);
scanf(“%d”,&a);
printf(“Enter the second number:\t”);
scanf(“%d”,&b);
sum(a,b);
break;

case ’2′:
printf(“Enter the first number:\t”);
scanf(“%d”,&a);
printf(“Enter the second number:\t”);
scanf(“%d”,&b);
sub(a,b);
break;

case ’3′:
printf(“Enter the first number:\t”);
scanf(“%d”,&a);
printf(“Enter the second number:\t”);
scanf(“%d”,&b);
mul(a,b);
break;

case ’4′:
printf(“Enter the first number:\t”);
scanf(“%d”,&a);
printf(“Enter the second number:\t”);
scanf(“%d”,&b);
swap(a,b);
break;

case ’5′:
printf(“Enter the first number:\t”);
scanf(“%d”,&a);
printf(“The reverse of %d is %d”,a,reverse(a));
printf(“\nEnter the second number:\t”);
scanf(“%d”,&b);
printf(“The reverse of %d is %d”,b,reverse(b));
break;
}
getch();
}
// Function definition for selecting choice::
char num_status(int l)
{
if(l==1)
return ’1′;
else if(l==2)
return ’2′;
else if(l==3)
return ’3′;
else if(l==4)
return ’4′;

else
return ’5′;
}
// Function definition for addition of 2 numbers::
void sum(int a,int b)
{
int c;
c=a+b;
printf(“Addition of 2 numbers:\n a=%d\t b=%d\n c=%d\n”,a,b,c);
}
// Function definition for subtraction of 2 numbers::
void sub(int a,int b)
{
int c;
c=a-b;
printf(“Subtraction of 2 numbers:\n a=%d\t b=%d\n
c=%d\n”,a,b,c);
}
// Function definition for multiplication of 2 numbers::
void mul(int a,int b)
{
int c;
c=a*b;
printf(“Multiplication of 2 numbers:\n a=%d\n b=%d\n
c=%d\n\t\t “,a,b,c);
}
// Function definition for swapping of 2 numbers::
void swap(int a,int b)
{
int t;
t=a;
a=b;
b=t;
printf(“After swapping 2numbers:\n a=%d\n b=%d\n”,a,b,t);
}
// Function definition for reversing 2 numbers::
int reverse(int n)
{
int r,rev;
rev=0;
while(n!=0)
{
r=n%10;
n=n/10;
rev=rev*10+r;
}
return rev;
}

There are two lights one is green another one is red. green blinks 2 times per a minute, red blinks 3 times per 2 minutes. If two lights are start at same time how many time they blink together in 1 hours.

7 Answers   Zoho,

---

what is difference between abstract class and interface?

2 Answers  

---

There are n urns and m balls. If we put 3 balls in each urn 3 balls will be excess. If we put 4 balls in each urn 1 urn will be excess. Find no. of Urns (or) Balls?

8 Answers   Accenture, CTS,

---

Total number of wheels of bicycles & 4 wheeled vechicles is 38. How many bicycles are there?

6 Answers   TCS,

---

what is the angle between two hands of a clock when time is 8-30

0 Answers   Cognizant,

---

---

Cost of an item is x. It's value increases by p% and decreases by p% Now the new value is 1 rupee, what is the actual value ?

6 Answers   L&T, Lucent,

---

A can swim & cross 50m(the length of swimming pool) in 2 min. B can swim & cross 50m in 2min 15sec. Every time when they meet a bell gong is struck. For 2000m how many bell sounds might be produced?

6 Answers   Accenture, CTS,

---

I need bank PO exam Model Question with solved

0 Answers  

---

Two trains at speed 60 km/hr come in the opposite direction. At a particular time the distance between the two trains is 18km. A shuttle flies between the trains at the speed of 80 km/hr. At the time the two trains crashes what is the distance traveled by shuttle?

0 Answers   Accenture,

---

Hi... this is pankaj (final yr chemical engg)..i am appearing for officer trainee exam at 22nd feb.. plz tell me which book to refer for hpcl exam aptitude test and plz help if anyone has any clue about technical test..mail me at pankajbhole07@gmail.com.............

0 Answers  

---

There are 3 males and 2 females,find the possible no of orders that can be made by making the arrangement as in between two males one women is allowed to sit?

0 Answers   Amdocs, Apps Associates,

---

From its total income, A sales company spent Rs.20,000 for advertising, half of the remainder on commissions and had Rs.6000 left. What was its total income?

7 Answers   TCS,

---