Bit Spreading Interleave Bits with Zeros

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

uint16_t spread_bits(uint8_t val) {
    uint16_t result = 0;
    for (int i = 0; i < 8; i++) {
        // Check if the i-th bit is set in input
        if (val & (1 << i)) {
            // Set the bit at position (i*2) in result
            result |= (1 << (i * 2));
        }
    }
    return result;
}

int main() {
    uint8_t val;
    scanf("%hhu", &val);

    uint16_t result = spread_bits(val);
    printf("%u", result);
    return 0;
}