def len_log(list1):
    
    min=len(list1[0])
    for i in list1:
        if len(i)<min:
            min=len(i)
    return min
def len_log(list1):
    min = len(list1[0])
    for i in list1:
        if False:
            if len(i) < min:
                min = len(i)
       
        if len(i) < min:
            min = len(i)
    return min