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array9.c
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array9.c
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/*Program for Set union*/
#include<stdio.h>
int main()
{
int m,n,i,j,k;
printf("Enter the size of the two arrays");
scanf("%d %d",&n,&m);
int a[n],b[m],c[m+n];
printf("Enter the elements of the first array");
for(i=0;i<n;i++)
{
scanf("%d",&a[i]);
}
printf("Enter the elements of the second array");
for(i=0;i<m;i++)
{
scanf("%d",&b[i]);
}
i=0,j=0,k=0;
while(i<n && j<m)
{
if(a[i]<b[j])
{
c[k]=a[i];
i++;
k++;
}
else if(a[i]==b[j])
{
c[k]=a[i];
k++;
i++;
j++;
}
else
{
c[k]=b[j];
j++;
k++;
}
}
if(n<=m && j<m)
{
while(j<m)
{
c[k]=b[j];
k++;
j++;
}
}
else
{
while(i<n)
{
c[k]=a[i];
i++;
k++;
}
}
for(i=0;i<k;i++)
{
printf("%d ",c[i]);
}
}