DATA STRUCTURE CODES-I

PROGRAM  1:

PROGRAM TO FIND ADDITION OF TWO MATRIX

#include<stdio.h>
void main()
{
int a[10][10],b[10][10],c[10][10],i,j,m,n;
printf("enter the no. of rows and columns\n");
scanf("%d%d",&m,&n);
printf("enter the elements of first matrix \n");
for(i=0;i<m;i++)
{
{
for(j=0;j<n;j++)
scanf("%d",*(a+i)+j);
}
}
printf("enter the elements of second matrix \n");
for(i=0;i<m;i++){
{
for(j=0;j<n;j++)
scanf("%d",*(b+i)+j);
}
}
printf("sum of the given matrices is\n");
for(i=0;i<m;i++)
{
for(j=0;j<n;j++)
{
*(*(c+i)+j)=*(*(a+i)+j)+*(*(b+i)+j);
printf("%d\t",*(*(c+i)+j));
}
printf("\n");
}
}

OUTPUT:

PROGRAM 2:

PROGRAM FOR SUBTRACTION OF TWO MATRICES

#include<stdio.h>

void main()

{int a[10][10],b[10][10],c[10][10],i,j,m,n;

printf("enter the no. of rows and columns\n");

scanf("%d%d",&m,&n);

printf("enter the elements of first matrix \n");

for(i=0;i<m;i++)

{

{for(j=0;j<n;j++)

scanf("%d",*(a+i)+j);

}

}

printf("enter the elements of second matrix \n");

for(i=0;i<m;i++)

{

{for(j=0;j<n;j++)

scanf("%d",*(b+i)+j);

}

}

printf("sum of the given matrices is\n");

for(i=0;i<m;i++)

{

for(j=0;j<n;j++)

{

*(*(c+i)+j)=*(*(a+i)+j)-*(*(b+i)+j);

printf("%d\t",*(*(c+i)+j));

}

printf("\n");

}

}

OUTPUT:

PROGRAM 3:

PROGRAM TO TRANSPOSE A GIVEN MATRIX

#include<stdio.h>
void read(int x[10][10],int m,int n);
void disp(int x[10][10],int m,int n);
int main()
{int a[10][10],b[10][10],m,n;
printf("enter the order of matrix\n");
scanf("%d %d",&m,&n);
printf("enter the elements of matrix a\n");
read(a,m,n);
printf("the transpose of matrix is:\n");
disp(a,m,n);
}
void read(int x[10][10],int m,int n)
{int i,j;
for(i=0;i<m;i++)
{
for(j=0;j<n;j++)
{
scanf("%d",&x[i][j]);
}
}
}
void disp(int x[10][10],int m,int n)
{
int i,j;
for(i=0;i<m;i++)
{
for(j=0;j<n;j++){
printf("%d\t",x[j][i]);
}
printf("\n");
}
}

OUTPUT:

PROGRAM 4:

PROGRAM TO IMPLEMENT MULTIPLICATION OF MATRIX

#include<stdio.h>   

#include<stdlib.h>   

main()

{

int a[5][5],b[5][5],c[5][5],m,n,p,q,i,j,k;

printf("enter order of matrix a\n");

scanf("%2d%2d",&m,&n);         

printf("enter order of matrix b \n");

scanf("%2d%2d",&p,&q);  

if(n!=p){

printf("multiplication not possible \n");  

exit(0);

}

printf("enter elments of mat a\n");

for(i=0;i<m;i++){ 

for(j=0;j<n;j++){

scanf("%d",*(a+i)+j);

}

}

printf("enter elments of mat b \n");

for(i=0;i<p;i++){    

for(j=0;j<q;j++){

scanf("%d",*(b+i)+j);

}

}

for(i=0;i<m;i++){

for(j=0;j<q;j++){  

*(*(c+i)+j)=0;

for(k=0;k<p;k++){

*(*(c+i)+j)=*(*(c+i)+j)+*(*(a+i)+k)**(*(b+k)+j);

}

}

}

printf("multiplication is as follows:\n");

for(i=0;i<m;i++) 

{

for(j=0;j<q;j++){

printf("%3d",*(*(c+i)+j));

}

printf("\n");

}

}

OUTPUT: