ARRAY (INSERTION,DELETION,REVERSING)

INSERTION

#include<stdio.h>

int main() {
   int arr[30], element, num, i, location;

   printf("\nEnter no of elements :");
   scanf("%d", &num);

   for (i = 0; i < num; i++) {
      scanf("%d", &arr[i]);
   }

   printf("\nEnter the element to be inserted :");
   scanf("%d", &element);

   printf("\nEnter the location");
   scanf("%d", &location);

   //Create space at the specified location
   for (i = num; i >= location; i--) {
      arr[i] = arr[i - 1];
   }

   num++;
   arr[location - 1] = element;

   //Print out the result of insertion
   for (i = 0; i < num; i++)
      printf("n %d", arr[i]);

   return (0);
}
************************************************
[2]DELETION
#include<stdio.h>

int main() {
   int arr[30], num, i, loc;

   printf("\nEnter no of elements :");
   scanf("%d", &num);

   //Read elements in an array
   printf("\nEnter %d elements :", num);
   for (i = 0; i < num; i++) {
      scanf("%d", &arr[i]);
   }

   //Read the location
   printf("\n location of the element to be deleted :");
   scanf("%d", &loc);

   /* loop for the deletion  */
   while (loc < num) {
      arr[loc - 1] = arr[loc];
      loc++;
   }
   num--;  // No of elements reduced by 1

   //Print Array
   for (i = 0; i < num; i++)
      printf("\n %d", arr[i]);

   return (0);

}

**************************************
REVERSING
#include<stdio.h>

int main() {
   int arr[30], i, j, num, temp;

   printf("\nEnter no of elements : ");
   scanf("%d", &num);

   //Read elements in an array
   for (i = 0; i < num; i++) {
      scanf("%d", &arr[i]);
   }

   j = i - 1;   // j will Point to last Element
   i = 0;       // i will be pointing to first element

   while (i < j) {
      temp = arr[i];
      arr[i] = arr[j];
      arr[j] = temp;
      i++;             // increment i
      j--;          // decrement j
   }

   //Print out the Result of Insertion
   printf("\nResult after reversal : ");
   for (i = 0; i < num; i++) {
      printf("%d \t", arr[i]);
   }

   return (0);
}
****************************
DELETION OF DUPLICATE
#include<stdio.h>

int main() {
   int arr[20], i, j, k, size;

   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]);
   }

   return (0);

}*********************