#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; } ...