31. Rotate Left in an 8-bit Register

#include <stdio.h>
#include <stdint.h>

uint8_t rotate_left(uint8_t reg, uint8_t n) {
    // Your code here
    uint8_t new_reg = reg;
    //printf("%dth rotated Reg: %b\n", 0, new_reg);
    for(uint8_t i=0; i<n; i++){
        if((new_reg & 0x80)==0) {
            new_reg = new_reg<<1;
        }else{
            new_reg = (new_reg<<1) + 1;
        }
        //printf("%dth rotated Reg: %b\n", i+1, new_reg);
    }
    return new_reg;
}

int main() {
    uint8_t reg, n;
    scanf("%hhu %hhu", &reg, &n);
    printf("%u", rotate_left(reg, n));
    return 0;
}