实验五

with open('data3.txt','r+', encoding='UTF-8') as f:
    num = [line.strip('\n') for line in f]
    num.pop(0)
    num_print = [eval(i) for i in num]
    print(f"原始数据:\n{num_print}")
    num_new = [round(eval(i)) for i in num]
    print(f'四舍五入后的数据:\n{num_new}')

with open('data3_processed.txt','w') as f:
    write1 = ['原始数据'] + [str(i) for i in num]
    write2 = ['四舍五入后的数据'] + [str(i) for i in num_new]
    for i in range(len(num)):
         f.write(f"{write1[i]}\t{write2[i]}\n")

with open('data4.txt', 'r',encoding = 'utf-8') as f:
    data = f.read().split('\n')
for i in range(1,len(data)):
    data[i]=data[i].split('\t')
data1=data[1:].copy()
data1.sort(key=lambda x:(x[2],-int(x[3])),reverse = False)
data[0]+='\n'
for i in range(len(data1)):
    for j in range(len(data1[i])):
        if j==3:
            data1[i][j]+='\n'
        else:
            data1[i][j]+='\t'
    data[i+1]=''.join(data1[i])
with open('data6.txt', 'w',encoding = 'utf-8') as f:
    f.writelines(data)
with open('data4.txt', 'r',encoding = 'utf-8') as f:
    data = f.read()
print(data)

data=[]
word1=0
word2=0
word3=0
with open('data5.txt', 'r',encoding = 'utf-8') as f:
    for i in f:
        data.append(i)
for i in range(len(data)):
   word1+=len(data[i].split(' '))
   word2+=len(data[i])
   word3+=data[i].count(' ')
print('行数：',len(data))
print('单词数：',word1)
print('字符数:',word2)
print('空格数',word3)
for i in range(len(data)):
    data[i]=str(i+1)+' '+data[i]
with open('data5.txt', 'w',encoding = 'utf-8') as f:
     f.writelines(data)