def main():
    n, h, m, t = map(int, input().split(' '))
    
    for i in range(n-1):
        # print(f'{h}:{m}')
        res_lst = calc_time(h, m, t)
        h = res_lst[0]
        m = res_lst[1]

    print(h)
    print(m)

def calc_time(h, m, t):
    time = h*60+m+t
    # print(time)
    time = time%1440
    # print(time)
    h = time//60
    m = time%60

    return [h, m]
    


if __name__ == '__main__':
    main()