李致瑤python,方法read(),seek(0),readlines(),input,in

file = open('金融常識.txt','r',encoding='utf-8')
lines = file.readlines()
file.seek(0)
reading = file.read()
file.close()
print(len(lines), len(reading))
x = input('金一乙李致瑤輸入搜尋關鍵詞: ')
n=0
for line in lines:
   if line.find(x) != -1:
    n += 1 
    print(n, ' ',line,end="")
print(f'\n總共{n}題')