Insert An Element

#include<stdio.h>

int main()
{
    int array[20];
    printf("Enter 20 elements: ");
    for(int i=1;i<=20;i++){
        scanf("%d",&array[i]);
    }
    printf("\nEnter the element which you want to insert at 6th position: ");
    int n;
    scanf("%d",&n);
    array[6] = n;
    printf("\nNew array: ");
    for(int i=1;i<=20;i++){
        printf("%d ",array[i]);
    }
    printf("\n");
    return 0;
}