Commit b7ab616d by BellCodeEditor

save project

parent 383fe3e3
Showing with 12 additions and 10 deletions
with open(r'c:\Users\Administrator\Documents\lesson13-1\sales_list.txt','r',encoding='utf-8') as file:
a=file.readlines()
#print(a)
for i in a:
new_data=i.split()
s=0
for m in new_data[1:]:
s=s+int(m)
result=new_data[0]+str(s)
print(result)
\ No newline at end of file
final_sum=[]
for i in a: #用for...in...把每一行的数据遍历
new_data=i.split()#把字符串切分成更细的一个个的字符串
s=0 #先把总钱数设为0
for m in new_data[1:]:#遍历列表中第1个数据和之后的数据
s=s+int(m)#然后依次加起来,但sales是字符串,所以要转换
result=new_data[0]+str(s)+'\n'#结果就是学生姓名和总义卖款,后面加上义卖款,写入的时候更清晰
final_sum.append(result)#每次把结果都补充到列表中
with open(r'c:\Users\Administrator\Documents\lesson13-1\sales_list.txt','a',encoding='utf-8') as file:
file.writelines(final_sum)
\ No newline at end of file
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