Find unique element in two arrays - C Language Programming

Program in C Language to find unique element in two arrays



Click here to open this program in Turbo C++

/**********************************************************
 Statement - Find unique element in two arrays
 Programmer - Vineet Choudhary
 Written For - http://developerinsider.co
 **********************************************************/
 
#include <stdio.h>
#include <conio.h>

void main() {
    
    int arr[20], i, j, k, size;
    clrscr();
    printf("\nEnter array size : ");
    scanf("%d", &size);
    
    printf("\nAccept Numbers : ");
    for (i = 0; i < size; i++)
        scanf("%d", &arr[i]);
    
    printf("\nArray with Unique list  : ");
    for (i = 0; i < size; i++) {
        for (j = i + 1; j < size;) {
            if (arr[j] == arr[i]) {
                for (k = j; k < size; k++) {
                    arr[k] = arr[k + 1];
                }
                size--;
            } else
                j++;
        }
    }
    
    for (i = 0; i < size; i++) {
        printf("%d ", arr[i]);
    }
    
    getch();
}
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