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from datetime import datetime

dict = {"C#" : "H",
 "D#" : "I",
 "F#" : "J",
 "G#" : "K",
 "A#" : "L"}

def notes2chr(notes):
    for key, value in dict.items():
        notes = notes.replace(key, value)
    return(notes)

def solution(m, musicinfos):
    m = notes2chr(m)
    minutes_store = []
    titles = []
    for musicinfo in musicinfos:
        temp = musicinfo.split(",")
        minutes = int((datetime.strptime(temp[1], "%H:%M") - datetime.strptime(temp[0], "%H:%M")).total_seconds() / 60)
        notes = notes2chr(temp[3])
        played = (notes * (minutes // len(notes) + 1))[:minutes]
        if m in played :
            titles.append(temp[2])
            minutes_store.append(minutes)
    print(minutes_store)
    if len(titles) > 1 :
        f = lambda i : minutes_store
        return titles[max(range(len(minutes_store)), key = f)]
    elif len(titles) == 1 :
        return(titles[0])
    else :
        return  "(None)"