if __name__ == "__main__":
    left_money_w = -3900
    for w in [-3900, -3600, -3300,-3000, -2700, -2400,-2100,-900,3900,3900,4200,4500]:
        if w > 0:
            rate = ((w + 300) // 900) * 2
        else:
            rate = ((w + 599) // 900) * 2
        if rate < -10:
            rate = -10
        if rate > 10:
            rate = 10
        print(w, rate)