问题(1):
txt=open("命运.txt","r").read() for ch in",。?:": txt=txt.replace(ch,"") d = {} for ch in txt: d[ch]=d.get(ch,0)+1 ls=list(d.items()) ls.sort(key=lambda x:x[1],reverse=True) a,b=ls[0] print("{}:{}".format(a,b))
问题(2):
txt=open("命运.txt","r").read() for ch in '\n': txt=txt.replace(ch,"") d = {} for ch in txt: d[ch]=d.get(ch,0)+1 ls = list(d.items()) ls.sort(key=lambda x:x[1], reverse=True) # 此行可以按照词频由高到低排序 for i in range(10): print(str(ls[i])[2],end="")
问题(3):
txt=open("命运.txt","r").read() for ch in ' \n': txt=txt.replace(ch,"") d = {} for ch in txt: d[ch]=d.get(ch,0)+1 ls = list(d.items()) ls.sort(key=lambda x:x[1], reverse=True) # 此行可以按照词频由高到低排序 string="" for i in range(len(ls)): s=str(ls[i]).strip("()") string=string+s[1]+':'+s[5:]+',' f=open("命运-频次排序.txt","w") f.write(string) f.close()