33. Detect Circular Pattern Match

#include <stdio.h>
#include <stdint.h>
#include <stdbool.h>
uint16_t rotate(uint16_t reg, uint16_t val){
   reg= (reg << val) | (reg >> (16-val));  
   return reg; 
}
uint8_t is_circular_match(uint16_t reg, uint16_t target) {
    // Your code here
    for(int i=0;i<16;i++){
        uint16_t res = rotate(reg,i);
    if(res == target) return 1;
    }
     return 0;
}

int main() {
    uint16_t reg, target;
    scanf("%hu %hu", &reg, &target);
    printf("%hhu", is_circular_match(reg, target));
    return 0;
}