What are the mistakes in this code ? Please help

Question

/* C program to find sum of all array elements*/

#include<stdio.h>
#define max_size 100
int main()
{
int n,i,sum=0;
int arr[ 5];
//input array size
printf ("Enter size of array:");
scanf("%d",&n);
//input array elements
printf ("Enter elements of array:");
for(i=0;i<n;i++)
{
scanf("%d",arr[i]);
}
printf ("Summation of elements in array:");
for(i=0;i<n;i++)
{
sum+=arr[i];
printf("%d",arr[i]);
}
printf ("\n");
return 0;
}

Answer 1

The future is now thanks to science thank you so much

Answer 2

You forgot to add the "&" in the scanf inside the loop.
Also since you need to print the sum you should print the value of the sum, not the arr elements.
https://code.sololearn.com/cb59yDhMTKrw/?ref=app