To delete duplicate elements in an array.

#include

#include



main()

{

int a[20],i,j,k,n;

clrscr();

printf("input array size ");

scanf("%d",&n);

printf("\ninput %d array elements\n",n);

for(i=0;iscanf("%d",&a[i]);

clrscr();

printf("original array is\n");

for(i=0;i{

for(j=i+1;j{

if(a[j]==a[i])

{

for(k=j;k{

a[k]=a[k+1];

}

n--;

}

else

j++;

}

}

for(i=0;iprintf("%d ",a[i]);

}