#字典增加key,value的方法,1:dt1[word] = 1,2:dt({key,value}) dt1 = {'word': 2, 'while': 15, 'for': 20, 'if': 26, 'else': 14, 'print': 9} word = input() if word in dt1: dt1[word] = dt1[word]+1 else: dt1[word] = 1 print(dt1)