45. Serialized Data Buffer

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

void build_packet(uint8_t command, uint16_t value, uint8_t status, uint32_t checksum) {
    uint8_t buffer[10];

    // Your logic to fill buffer
    buffer[0]= 0xA5;
    buffer[1]= command;
    buffer[2]= (0xff & value);
    buffer[3]= (value>>8) & 0xFF;
    buffer[4]= status;
    buffer[5]= checksum & 0xff ;
    buffer[6]= (checksum>>8) & 0xff;
    buffer[7]=(checksum>>16) & 0xff;;
    buffer[8]= (checksum>>24) & 0xff;;
    buffer[9]=0x5A;  
    // Then print buffer
    for (int i =0; i< 10; i++){
        printf("%d ",buffer[i]);
    }
}

int main() {
    uint8_t cmd, status;
    uint16_t val;
    uint32_t crc;

    scanf("%hhu %hu %hhu %u", &cmd, &val, &status, &crc);
    build_packet(cmd, val, status, crc);
    return 0;
}