Help me in solving DSAAGP08 problem

help
,
1

My issue

plass chake my program

My code

#include <stdio.h>
int main() 
{
    int arr[100] = {2, 4, 6, 8, 10}; 
    int size = 5;
int new position=2;
int new Element=7;
for(int i=size;i>=newposition;i--)
{
a[i+1]=a[i];   
}
a[newposition]=new Element;
size++;
for(int i=0; i<size;i++)
{
printf("%d",a[i]) ;
}
return;
}

Learning course: Data Structures & Algorithms using C
Problem Link: https://www.codechef.com/learn/course/city-dsa-c/CITYDSC01/problems/DSAAGP08