(SPA) solution of programs

Program No. 16: WAP to accept 'n' integers from user into an array and display the count of even and odd numbers of these?
Ans:
#include
#include
void main()
{
    int n,i,a[100],even=0;
    clrscr();
         printf("Enter the number of elements:");
    scanf("%d",&n);
    for(i=0;i<=n-1;i++)
    {
        printf("Enter a value:");
        scanf("%d",&a[i]);
    }
    for(i=0;i<=n-1;i++)
    {
        if (a[i]%2==0)
        even++;
    }
    printf("The count of even numbers is %d and that of odd numbers is %d",even,(n-even));
    getch();
}

Program No. 17: Write a program to find an element in an array and display the index of the element using a function. OR Write a program to implement sequential search algorithm.

#include
#include
void main()
{
    int n,i,a[100],x,index;
    int search (int a[], int n, int x);
    clrscr();
         printf("Enter the number of elements:");
    scanf("%d",&n);
    for(i=0;i<=n-1;i++)
    {
        printf("Enter a value:");
        scanf("%d",&a[i]);
    }
    printf("Enter the element to be searched:");
    scanf("%d",&x);
    index=search(a,n,x);
    if(index==n)
    printf("Not Found");
    else
    printf("The element %d is found in the index %d",x,index);
    getch();
}
int search (int a[], int n, int x)
{
    int i;
    for(i=0;i<=n-1;i++)
    {
        if(x==a[i])
        break;
    }
    return i;
}

Program 18:Write a program to sort numbers in ascending order. R Write a program to implement bubble sorting algorithm for sorting numbers in ascending order.
#include
#include
void main()
{
    int n,i,a[100],x,index;
    void ascend (int a[], int n);
    clrscr();
         printf("Enter the number of elements:");
    scanf("%d",&n);
    for(i=0;i<=n-1;i++)
    {
        printf("Enter a value:");
        scanf("%d",&a[i]);
    }
    ascend(a,n);
    getch();
}
void ascend (int a[], int n)
{
    int i,j,temp;
    for(i=0;i<=n-2;i++)
    {
        for(j=0;j<=n-2;j++)
        {
            if(a[j]>a[j+1])
            {
                temp=a[j];
                a[j]=a[j+1];
                a[j+1]=temp;
            }
        }
    }
    printf("After sorting\n");
    for(i=0;i<=n-1;i++)
    {
        printf("%d\n",a[i]);
    }
} 

Program 19:Write a program to add two matrices of size m x n.

#include
#include
void main()
{
    int m,n,i,j,a[10][10],b[10][10],c[10][10];
    clrscr();
         printf("Enter the number of rows and columns:");
    scanf("%d %d",&m,&n);
    printf("Enter the elements of Matrix 1\n");
    for(i=0;i<=m-1;i++)
    {
        for(j=0;j<=n-1;j++)
        {
            printf("Enter a value:");
            scanf("%d",&a[i][j]);
        }
    }
    printf("Enter the elements of Matrix 2\n");
    for(i=0;i<=m-1;i++)
    {
        for(j=0;j<=n-1;j++)
        {
            printf("Enter a value:");
            scanf("%d",&b[i][j]);
        }
    }
    for(i=0;i<=m-1;i++)
    {
        for(j=0;j<=n-1;j++)
        {
            c[i][j]=a[i][j]+b[i][j];
        }
    }
    printf("The sum of two matrices is:\n");
    for(i=0;i<=m-1;i++)
    {
        for(j=0;j<=n-1;j++)
        {
            printf("%d\t",c[i][j]);
        }
        printf("\n");
    }
    getch();
}

Program 20:WAP to perform following string operation without using string function:
a) Copying a string and display it.
b) concatenate two string and display it.
c)reverse a string
d) check whether given string is palindrome or not.

a)   #include
#include

void main()
{
char str1[10],str2[10];
int i,j;
printf("\nEnter the string");
gets(str1);

for(i=0;str1[i]!='\0';i++)
{
str2[i]=str1[i];
}
str2[i]='\0';

printf("\n copied String=%s",str2);

getch();
}

b) 
#include

void main()
{
char str1[20],str2[10];
int i,l,j=0;

printf("\nEnter First string");
gets(str1);
printf("\nEnter Second string");
gets(str2);
l=strlen(str1);
for(i=l;str2[j]!='\0';j++,i++)
{
str1[i]=str2[j];
}
str1[i]='\0';

printf("\nString After Concatenation=%s",str1);
getch();
} 
c)
 #include
#include
void main()
{
    int n=0,i;
    char a[100],temp;
    clrscr();
    printf("Enter a string:");
    gets(a);
    while(a[n]!='\0')
    {
        n++;
    }
    for(i=0;i<=(n-1)/2;i++)
    {
        temp=a[n-i-1];
        a[n-i-1]=a[i];
        a[i]=temp;
    }
    printf("The reverse of this string is: %s",a);
    getch();
}
d)
 #include
#include
void main()
{
    int n=0,i;
         char a[100],rev[100];
    clrscr();
    printf("Enter a string:");
    gets(a);
    while(a[n]!='\0')
    {
        n++;
    }
    for(i=0;i<=(n-1);i++)
    {
        rev[n-i-1]=a[i];
    }
    for(i=0;i<=n-1;i++)
    {
        if(a[i]!=rev[i])
        break;
    }
    if(i==n)
    printf("The string is palindrome.");
    else
    printf("The string is not palindrome.");
    getch();
}
Program 21:

Write a program to find the sum of each row andcolumn elements of a 2 dimensional MxN array
 #include
#include
void main()
{
int m,n,i,j,a[10][10],sum=0;
clrscr();
printf("Enter the number of rows / columns:");
scanf("%d",&m);
n=m;
for(i=0;i<=m-1;i++)
{
for(j=0;j<=n-1;j++)
{
printf("Enter a value:");
scanf("%d",&a[i][j]);
}
}
for(i=0;i<=m-1;i++)
{
sum=0;
for(j=0;j<=n-1;j++)
{
sum+=a[i][j];
}
printf("\nsum of row%d=%d",i+1,sum);
}
for(i=0;i<=m-1;i++)
{
sum=0;
for(j=0;j<=n-1;j++)
{
sum+=a[j][i];
}
printf("\nsum of col%d=%d",i+1,sum);
}

getch();
}

Program 22:Write a program to swap two numbers using a function. Pss the values to be swapped to this function using call-by-value and call-by-reference method.

call by value
#include
#include
void main()
{
    int a,b;
    void swap (int a, int b);
    clrscr();
    printf("Enter two numbers:");
    scanf("%d %d",&a,&b);
    printf("The values of a and b in the main function before calling the swap function are %d and %d\n",a,b);
    swap(a,b);
    printf("The values of a and b in main function after calling the swap function are %d and %d\n",a,b);
    getch();
}
void swap (int a, int b)
{
    int temp;
    temp=a;
    a=b;
    b=temp;
    printf("The values of a and b in the swap function after swapping are %d and %d\n",a,b);
}
call-by-reference
#include
#include
void main()
{
    int a,b;
    void swap (int *p1, int *p2);
    clrscr();
    printf("Enter two numbers:");
    scanf("%d %d",&a,&b);
    printf("The values of a and b in the main function before calling the swap function are %d and %d\n",a,b);
    swap(&a,&b);
    printf("The values of a and b in main function after calling the swap function are %d and %d\n",a,b);
    getch();
}
void swap (int *p1, int *p2)
{
    int temp;
    temp=*p1;
    *p1=*p2;
    *p2=temp;
    printf("The values of a and b in the swap function after swapping are %d and %d\n",*p1,*p2);
}
 
program 23: Define structure within structure consisting of following elements:
i. Employee Code
ii. Employee Name
iii. Employee Salary and
iv. Employee Date_of_joining
Write a C program to read at least 10 records and display them.
struct emp
{
int empcode,esal;
char ename[10],doj[15];
 };
main()
{
struct emp e[10];
int n,i;
clrscr();
printf("\n enter the records(empcode,name,doj,sal):");
for(i=0;i<10 br="" i="">scanf("%d%s%s%d",&e[i].empcode,e[i].ename,doj,&e[i].esal);
printf("\n entered records are");
for(i=0;i<10 br="" i="">printf("\n %d\n %s \n %s\n %d",e[i].empcode,e[i].ename,e[i].esal);
getch();
}

program 24: Write a program to accept a set of 10 numbers and print the numbers using pointers. Find average of these integers.

#include
#include
void main()
{
int i,a[]={10,20,30,4,5,6,7,8,9,20},sum=0;
float avg;
clrscr();
printf("\nElement Using Pointer\n");
for(i=0;i<=9;i++)
{
printf("%d\t",*(a+i));
sum+=*(a+i);
}
avg=sum/2.0;
printf("\nAvg=%f",avg);
getch();
}
 

MSD assignment

Assignment from Prof. Lutful

Assignment-I

Note:

a)  First set of six questions is meant for entire batch-A

b)  Next set of six questions is meant for entire batch-B

c)  Last set of six questions is meant for entire batch-C

d)  To be submitted latest by 11^th April, 2013 duly complete in all respect

1.       Explain different multimedia application classes and suggest an application with Shared work spaces and execution environment.

2.       Explain JPEG compression scheme. Compare the performance of it with that of JPEF2000 standards.

3.       Explain lossy and lossless compression techniques

4.       Explain RIFF DIBS file format and compare it with RIFF AVI file format.

5.       What do you mean by chroma subsampling? Digital video uses chroma subsampling. What is the purpose of this?  Why is it feasible?

6.       Explain MPEG compression in detail.

7.       Describe the algorithm for CCITT group 3 standards. How does CCITT group 4 differ from CCITT group 3?

8.       Write pseudo code for RIFF waveform audio file format with INFO list chunk. Explain five tags used in the format.

9.    Explain RTP, RTCP, RSVP, RTSP and IP multicast.

10.   Explain RIFF with respect to various kinds of chunks and give pseudo code for .WAV and .AVI for RIFF.

11.   Explain Huffman coding with illustration. Use same illustration to compress with adaptive Huffman coding.

12.   Explain the digital video compression standard H.261. With neat sketch, explain coding and decoding in H.261.

13.   Explain in details various MPEG-2 scalabilities with sketch for steps.

14.   Explain the elements of multimedia and the objects of multimedia.

15.   Explain the multimedia communication system models in detail.

16.   Describe negative compression with an example. Why CCIT Group 3 performed frequently in software, but not CCIT Group 4?

17.   Explain Multimedia system architecture. Also, explain networking standards of multimedia (ATM, FDDI etc.)

18.   Explain MPEG-4 and MPEG-7 and compare with other MPEG standards (MPEG-1, MPEG-2).

My Assignment

Batch A: Q.1 to Q.8
Batch B: Q.9 to Q.16
Batch C: Q.17 to Q.24
divide each batch by half and solve four Questions.