file = open('金融常識.txt','r',encoding='utf-8') lines = file.readlines() file.close() x = input('輸入搜尋關鍵詞: ') for line in lines: if line.find(x) != -1: print(line,end='') file = open('金融常識.txt','r',encoding='utf-8') lines = file.readlines() file.close() x = input('輸入搜尋關鍵詞: ') n=0 for line in lines: if line.find(x) != -1: n=n+1 print(n,' ',line,end='') print('總共{n}題') file = open('金融常識.txt','r',encoding='utf-8') lines = file.readlines() file.close() x = input('輸入搜尋關鍵詞: ') n=0 for line in lines: if x in line: #if line.find(x) != -1: n=n+1 print(n,' ',line,end='') print(f'總共{n}題') file = open('金融常識.txt','r',encoding='utf-8') reading=file.read() file.seek(0) #回到檔案的開始 lines = file.readlines() file.close() print('read()方法讀共',len(reading),'readlines()方法讀共',le...