please help me to find the error in this C code

Question

I am a beginner to c language. Please help me to find the error of the code.

#include <stdio.h>
#include <string.h>

void main()
{

char i;
char arr[23];

printf("Enter your name? \n");`

scanf("%c",&arr[i]);

for(int v=0;v<=strlen(arr);v++)
{
printf("%c",arr[v]);

}

}

Answer 1

scanf("%s",arr); will be enough to get a string