Parse GPS String for Time and Coordinates

#include <stdio.h>
#include <string.h>

void parse_gprmc(char *nmea) {
    // Your logic here
    char *fields[7];
    int index = 0;

    // Tách chuỗi theo dấu phẩy
    char *token = strtok(nmea, ",");
    while (token != NULL && index < 7) {
        fields[index++] = token;
        token = strtok(NULL, ",");
    }

    // fields[1] = time (HHMMSS)
    char *time = fields[1];

    printf("Time: %c%c:%c%c:%c%c\n",
           time[0], time[1],
           time[2], time[3],
           time[4], time[5]);

    // Latitude
    printf("Latitude: %s %s\n", fields[3], fields[4]);

    // Longitude
    printf("Longitude: %s %s\n", fields[5], fields[6]);
}

int main() {
    char nmea[100];
    fgets(nmea, sizeof(nmea), stdin);
    parse_gprmc(nmea);
    return 0;
}