Write a C program that checks for repeating digits in a number. Use array and implement a function check_repeat() in your code.

Below is what I currently have, but I'm having trouble figuring out how to scan it into an array that the function can use.

#include #include int check_repeat(int a[]); int main(void) { bool digit_seen[10] = {false}; int digit; long n; printf("Enter a number: "); scanf("%li", &n); 15 } 26 17 int check_repeat(int a[]){