Python 연습 11: 숫자를 세고 새 사전 생성

의문

sample_list = [11, 45, 8, 11, 23, 45, 23, 45, 89]

Printing count of each item   {11: 2, 45: 3, 8: 1, 23: 2, 89: 1}

내 솔루션

sample_list = [11, 45, 8, 11, 23, 45, 23, 45, 89]  
count_dictionary = dict()
occurrence = 0
for number in sample_list:  
    occurrence = sample_list.count(number)  
    count_dictionary.setdefault(number, occurrence)  


print(f"Printing count of each item {count_dictionary}")

기타 솔루션

sample_list = [11, 45, 8, 11, 23, 45, 23, 45, 89]
print("Original list ", sample_list)

count_dict = dict()
for item in sample_list:
    if item in count_dict:
        count_dict[item] += 1
    else:
        count_dict[item] = 1

print("Printing count of each item  ", count_dict)

신용 거래