实验五

Task3:

def new_round(x):
    if(x - int(x) <= 0.4):
        x = int(x)
    else:
        x = int(x) + 1
    return x

with open('实验5数据文件/data3.txt', 'r') as f:
    data = f.readlines()

data[0] = data[0].rstrip('\n')

for i in range(len(data) - 1):
    data[i + 1] = eval(data[i + 1].rstrip('\n'))
print(f'{data[0]}:')
print(data[1:])

data1 = []
for i in data[1:]:
    data1.append(new_round(i))

data1.insert(0, '四舍五入后数据')

print(data1[0])
print(data1[1:])

data3 = []
for i in range(len(data)):
    data3.append(str(data[i]) +'\t' * 2 + str(data1[i]) + '\n')

with open('实验5数据文件/data3_processed.txt', 'w') as f:
    f.writelines(data3)

 

 

 

 

 

Task4:

with open('C://Users//sanya//Desktop//实验五//实验5数据文件//data4.txt', 'r', encoding = 'utf-8') as f:
    data = f.readlines()

for i in range(len(data)):
    data[i] = data[i].rstrip('\n')

data1 = []
for i in range(len(data)):
    data1.append(data[i].split('\t'))

def xulie(elem):
    return elem[2]

def xulie1(elem):
    return elem[3]

x = data1.pop(0)

data1.sort(key = xulie)

zhuanye = set()
for i in range(len(data1)):
    zhuanye.add(data1[i][2])
zhuanye = sorted(list(zhuanye))

data3 = []
for i in zhuanye:
    data2 = []
    for n in range(len(data1)):
        if(data1[n][2] == i):
            data2.append(data1[n])
    data2.sort(key = xulie1, reverse=True)
    for m in data2:
        data3.append(m)

data3.insert(0, x)
for i in range(len(data3)):
    print('{}\t{}\t{}\t{}'.format(data3[i][0], data3[i][1], data3[i][2], data3[i][3]))

for i in range(len(data3)):
    data3[i] = '\t'.join(data3[i])
    data3[i] = data3[i] + '\n'

with open('C://Users//sanya//Desktop//实验五//实验5数据文件//data4_processed.txt', 'w') as f:
    f.writelines(data3)

 

 

 

 Task5:

with open('实验5数据文件/data5.txt', 'r', encoding = 'utf-8')as f:
    data = f.readlines()

hangshu = len(data)
data2 = data.copy()
for i in data:
    if(i == '\n'):
        data.remove('\n')

for i in range(len(data)):
    data[i] = data[i].rstrip('\n')

data1 = data.copy()
for i in range(len(data)):
    data1[i] = data1[i].split(' ')
sum = 0
for i in data1:
    sum = len(i) + sum

zishu = sum
sum = 0
for i in data:
    sum = i.count(' ') + sum
kongge = sum
zifu = len(''.join(data2))
print('行数：{}\n单词数：{}\n空格数：{}\n字符数：{}'.format(hangshu, zishu, kongge, zifu))

with open('实验5数据文件/data5_with_line.txt', 'w', encoding='utf-8')as f:
    for i in range(hangshu):
        f.writelines(str(i + 1) + ' ' + data2[i])