#思路: #遍历一遍,判断字符并计数 str1=input() a=b=c=d=0 for i in str1: if i.isalpha(): a+=1 elif i==" ": b+=1 elif i.isdigit(): c+=1 else: d+=1 print(a) print(b) print(c) print(d)
#思路: #遍历一遍,判断字符并计数 str1=input() a=b=c=d=0 for i in str1: if i.isalpha(): a+=1 elif i==" ": b+=1 elif i.isdigit(): c+=1 else: d+=1 print(a) print(b) print(c) print(d)