C program to remove an element 'e' from a string

Code :

	#include<stdio.h>
	void main()
	{
	char arr[20];
	int i,j;
	printf("\nEnter a string :");
	scanf("%s",arr);
	for(i=0;arr[i]!='\0';i++)
	{
	if(arr[i]=='e')
	{
	for(j=i;arr[j]!='\0';j++)
	{
	arr[j]=arr[j+1];
	}
	}
	}
	printf("\n%s",arr);
	}

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Output:
Enter a string hello
hllo