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Question

Write a program to insert element in an one dimensional array at a given position. Your program should ask an element and its position from the user.

Source Code

#include <stdio.h>

int main()
{
    int list[100], i, n, position, data;

    printf("Enter the number of elements : ");
    scanf("%d", &n);

    printf("Enter %d elements : ", n);

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

    printf("Enter the location of element to insert : ");
    scanf("%d", &position);

    printf("Enter the number to insert : ");
    scanf("%d", &data);

    for (i = n - 1; i >= position - 1; i--)
    {
        list[i + 1] = list[i];
    }

    list[position - 1] = data;

    printf("Resultant array is\n");

    for (i = 0; i <= n; i++)
    {
        printf("%d ", list[i]);
    }

    return 0;
}

Output

Enter the number of elements : 5
Enter 5 elements : 10 20 25 30 35
Enter the location of element to insert : 2
Enter the number to insert : 15
Resultant array is
10 15 20 25 30 35