programs

#include<stdio.h>

#include<conio.h>

void main()

{

int i,k=0,x[10],y[10],c[25],j,n,n1,d[25],f=0;

clrscr();

printf("\n how many elements in SET 1:");

scanf("%d",&n);

printf("\n please enter the elements" );

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

{

scanf("%d",&x[i]);

}

printf("\n how many elements in set 2:");

scanf("%d",&n1);

printf("\n please enter elements");

for(i=0;i<n1;i++)

{

scanf("%d",&y[i]);

}

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

{

c[k]=x[i];

k++;

}

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

{

for(j=0;j<n1;j++)

{

if(y[i]==x[j])

break;

}

if(j==n)

{

c[k]=y[i];

k++;

}

}

printf("\n the union set is:");

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

printf("%d  ",c[i]);

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

{

for(i=0;i<n1;i++)

{

if(y[i]==x[j])

break;

}

if(i!=n1)

{

d[f]=y[i];

f++;

}

}

printf("\n the intersection set is");

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

printf("%d  ",d[i]);

getch();

}