Zohaib Zeeshan

1. 1
Assignment #4
Subject: Programming Fundamentals
Semester: 1st
Submitted To: Sir. Junaid
Submitted By: Zohaib Zeeshan
Roll No: BSSE-F17-57
Date: 22/01/2018
Department of CS&IT
(BSSE)
University Of Sargodha Mandi Bahauddin Campus

2. 2
Programming Fundamentals
(1). Printing text on screen:
a). Write a simple C program.
Code:
#include<stdio.h>
int main(void)
{
printf(“Welcome to C!”);
return 0;
}
Output:
b). Write a program to find sum of two integers.
Code:
#include<stdio.h>
int main()
{
int a=5;
int b=7;
int sum;
sum = a+b;
printf("The sum is = %d", sum);
}
Output:
(2). Write two code examples of if-else.
a). Find maximum between two numbers.
Code:
#include<stdio.h>
int main()
{
int num1, num2;
printf("Enter two integers to find which is maximumn");
scanf("%d%d", &num1, &num2);
if(num1 > num2){
printf("First numbers is maximumn");
}
else
{
printf("Second is maximumn");
}
return 0;
}

3. 3
Output:
b). Write a program to check an integer is evenor odd.
Code:
#include<stdio.h>
int main()
{
int num;
printf("Enter an integer to check even or oddn");
scanf("%d", &num);
if(num % 2 == 0)
{
printf("Evenn");
}
else
{
printf("Oddn");
}
}
Output:
(3). Write two code examples of switch statement.
a). Write a code to check an alphabet is vowel or consonant.
Code:
#include<stdio.h>
int main ()
{
char ch;
printf("Enter an alphabetn");
scanf("%c", &ch);
switch (ch)
{
case'a':
printf("a is voweln");
break;
case 'e':
printf("e is voweln");
break;

4. 4
case 'i':
printf("i is voweln");
break;
case 'o':
printf("o is voweln");
break;
case 'u':
printf("u is woweln");
break;
case 'A':
printf("A is voweln");
break;
case 'E':
printf("E is voweln");
break;
case 'I':
printf("I is voweln");
break;
case 'O':
printf("O is voweln");
break;
case 'U':
printf("U is voweln");
break;
default:
printf("is consonant");
}
return 0;
}
Output:
b). Write a code to check number is evenor odd.
Code:
#include<stdio.h>
int main()
{
int num;
printf("Enter a number to check even or oddn");
scanf("%d", &num);
switch(num % 2){

5. 5
case 0:
printf("Number is Evenn");
break;
case 1:
printf("Number is Oddn");
break;
}
}
Output:
(4). Write two code examples of For Loop.
a). C program to find power ofa number using for loop.
Code:
#include<stdio.h>
int main(){
int base,exponent;
int power = 1;
int i;
printf("Enter base: n");
scanf("%d", &base);
printf("Enter exponenet: n");
scanf("%d", &exponent);
for(i=1; i<=exponent; i++){
power=power*base;
}
printf("%d ^ %d = %d", base, exponent, power);
return 0;
}
Output:
b). C program to print all even numbers from 1 to n.
Code:
#include<stdio.h>
int main(){
int i,n;
printf("Print all even numbers: n");
scanf("%d", &n);
printf("Even numbers from 1 to %d are n", n);

6. 6
for(i=1; i<=n; i++){
if(i%2 == 0){
printf("%d ", i);
}
}
return 0;
}
Output:
(5). Write two code examples using while loop.
a). C program to print multiplication table ofa number using while loop.
Code:
#include <stdio.h>
int main()
{
int i, num;
printf("Enter number to print table: ");
scanf("%d", &num);
while(i <=10)
{
printf("%d * %d = %dn", num, i, (num*i));
i++;
}
return 0;
}
Output:
b). Write a program to genrate star pattern as shown below using while loop.
Code:
#include<stdio.h>
int main()
{
int i,j;

7. 7
i=1;
while(i<=5){
printf("");
j=1;
while(j<=i)
{
printf("*");
j++;
}
printf("n");
i++;
}
return 0;
}
Output:
(6).Write two code examples using do while loop.
a). Value of a using do while loop.
Code:
#include <stdio.h>
int main(){
int a = 0;
// do loop execution
do {
printf("value of a: %dn", a);
a++;
}
while( a <= 5 );
return 0;
}
Output:
b). C program to print the table of 5 from 1 to 10.
Code:
#include<stdio.h>
int main()
{
int i=1;
do
{
printf("5 * %d = %dn",i,5*i);

8. 8
i++;
}
while(i<=10);
return 0;
}
Output:
(7). Write two code examples of Functions.
a). C program to find cube ofa number using function.
Code:
#include <stdio.h>
/* Function declaration */
int cube(int num);
int main(){
int num;
int c;
printf("Enter any number: ");
scanf("%d", &num);
c = cube(num);
printf("Cube of %d is %d", num, c);
return 0;
}
int cube(int num)
{
return (num * num * num);
}
Output:
b). Find factorial of a number using function.
Code:
#include<stdio.h>
int factorial(int);
int main(){
int fact;
int numbr;
printf("Enter a number: ");
scanf("%d",&numbr);

9. 9
fact= factorial(numbr);
printf("Factorial of %d is: %d",numbr,fact);
return 0;
}
int factorial(int n){
int i;
int factorial;
factorial =1;
for(i=1;i<=n;i++)
factorial=factorial*i;
return(factorial);
}
Output:
(8). Write two code examples of Array.
a). Write a program to find repeated elements using array.
Code:
#include<stdio.h>
int main(){
int i,arr[20],j,num;
printf("Enter size of array: ");
scanf("%d",&num);
printf("Enter any %d elements in array: ",num);
for(i=0;i<num;i++)
{
scanf("%d",&arr[i]);
}
printf("Repeated elements are: n");
for(i=0; i<num; i++)
{
for(j=i+1;j<num;j++)
{
if(arr[i]==arr[j])
{
printf("%dn",arr[i]);
}
}
}
return 0;
}
Output:

10. 10
b). Find largest element using array.
Code:
#include <stdio.h>
int main()
{
int array[50], size, i, largest;
printf("Enter the size of the array: n");
scanf("%d", &size);
printf("Enter %d elements of the array: n", size);
for(i=0; i<size; i++){
scanf("%d", &array[i]);}
largest = array[0];
for (i = 1; i < size; i++)
{
if (largest < array[i])
largest = array[i];
}
printf("The largest element is : %dn", largest);
return 0;
}
Output: