Arduino Rhythm

void setup(){}

#define len 10

unsigned int freq[len] = {25, 40, 60, 100, 30, 200, 400, 10, 40, 70};
unsigned int time[len] = {400, 400, 400, 400, 400, 400, 400, 400, 400, 400};

void play(int pin, unsigned int *freq, unsigned int *time, int length);

void loop() {
        play(6, freq, time, len);
}

void play(int pin, unsigned int *freq, unsigned int *time, int length){
        int i;
        for(i = 0; i < len; i++){
                tone(pin, freq[i], time[i]);
                delay(time[i]);
        }
}