arduino: char vs short

void setup() {
    /* initialize serial */
    Serial.begin(115200);
    Serial.println("Serial Begun!");
    char test[]="19/10/32 43:23:54";
    Serial << test << endl;
    char data[6];
    sscanf(test,"%hhd/%hhd/%hhd %hhd:%hhd:%hhd",&data[5],&data[4],&data[3],&data[2],&data[1],&data[0]);
    for (int8_t i=0;i<6;i++)
    {
        Serial << _DEC(data[i]) << " | ";
    }
    Serial << endl;

    while(1);