题解 | #单词统计#
单词统计
https://www.nowcoder.com/practice/0b6df47098e246ad8fc52002dcaea1fa
dic = {'word': 2, 'while': 15, 'for': 20, 'if': 26, 'else': 14, 'print': 9}
str = input()
if str in dic:
dic[str] += 1
else:
dic[str] = 1
print(dic)
字典的数据修改，同时考验字典元素的添加和删除
#字典的基本操作#
