Python：每日一题 199

virgilchao · 发表于 2018-8-16 13:57:45

def change_199(list1):

list1_x=len(list1)
list1_y=len(list1[0])

list2=[]
for m in list1 :
      for n in m:
         list2.append(n)

list2.sort()

list3=[[0 for col in range(list1_x)] for row in range(list1_y)]

for i in range(list1_x):
      for j in range(list1_y):
         list3[j][i]=list2[j*list1_x+i]

for i in range(len(list3)):
      if i%2==1:
         list3[i].reverse()

list4=[[0 for col in range(list1_x)] for row in range(list1_y)]

for m in range(list1_x):
      for n in range(list1_y):
         list4[m][n]=list3[n][m]

print(list4)

if __name__ =='__main__':
list1=[[-15, -82, 88, -10], [-29, -88, -43, 23], [-2, 27, 26, 8], [64, 39, 65, 93]]
change_199(list1)

yjsx86 · 发表于 2018-8-16 14:11:37

L = [[-15, -82, 88, -10], [-29, -88, -43, 23], [-2, 27, 26, 8], [64, 39, 65, 93]]
raw, col = len(L), len(L[0])
temp = sorted([y for x in L for y in x])
new_L = [temp[i*col:i*col+col] if i % 2 == 0 else temp[i*col:i*col+col][::-1] for i in range(raw)]
print([list(map(lambda item: item[i],new_L)) for i in range(col)])
# result
[[-88, 8, 23, 93], [-82, -2, 26, 88], [-43, -10, 27, 65], [-29, -15, 39, 64]]

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九九八十一 · 发表于 2018-8-16 14:34:09

import random
T,L=[],[]
for i in range(4):
L.append(random.sample(range(0,99),4))
for i in range(4):
print(L[i])
for i in range(4):
T.extend(L[i])
T.sort()
L = [[x for x in T[i:i+4]] for i in range(0,16,4)]
for i in range(1,len(L),2):
L[i].reverse()
L = [[row[i] for row in L] for i in range(len(L[0]))]
for i in range(4):
print(L[i])

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ErTian · 发表于 2018-8-16 15:57:57

def test199(_list):
temp = []
new_list=[]
for i in _list:
      temp.extend(i)
temp.sort()
length_in = len(_list[0])
length_out = len(_list)
for i in range(length_out):
      new_list.append([])
for i in range(length_in):
      for j in range(length_out):
         if i%2:
            for n in range(4)[::-1]:
                  new_list[n].append(temp[0])
                  temp.pop(0)
            break
         else:
            new_list[j].append(temp[0])
            temp.pop(0)
for i in new_list:
      print(i)


test199([[-88, 8, 23, 93], [-82, -2, 26, 88], [-43, -10, 27, 65], [-29, -15, 39, 64]])

archlzy · 发表于 2018-8-16 16:58:24

def fun199(original_list):
result_list = original_list[::]
temp = []
for i in range(len(original_list)):
for j in range(len(original_list[i])):
temp.append(original_list[i][j])
temp.sort()
for i in range(len(original_list)):
for j in range(len(original_list[i])):
if i%2:
result_list[-(j+1)][i] = temp[i*len(original_list[i])+j]
else:
result_list[j][i] = temp[i*len(original_list[i])+j]
for i in result_list:
print(str(i).strip("[]").replace(',','\t'))
original_list = [[-15, -82, 88, -10], [-29, -88, -43, 23], [-2, 27, 26, 8], [64, 39, 65, 93]]
fun199(original_list)

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小木子c · 发表于 2018-8-16 17:52:46

def f(List):
list0, list1, result = [], [], []
length1, length2 = len(List), len(List[0])
print(List)
for i in List:
print(' '.join(map(str,i)))
for j in i:
list0.append(j)
list0.sort()
count = 1
for i in range(0,len(list0),length1):
if count % 2 == 0:
list1.append(sorted(list0[i:i+length2],reverse=True))
count += 1
else:
list1.append(list0[i:i+length2])
count += 1
for j in range(length1):
list2 = []
for each in list1:
list2.append(each[j])
result.append(list2)
print(result)
for item in result:
print(' '.join(map(str,item)))
f([[-15, -82, 88, -10], [-29, -88, -43, 23], [-2, 27, 26, 8], [64, 39, 65, 93]])

复制代码

[[-15, -82, 88, -10], [-29, -88, -43, 23], [-2, 27, 26, 8], [64, 39, 65, 93]]
-15 -82 88 -10
-29 -88 -43 23
-2 27 26 8
64 39 65 93
[[-88, 8, 23, 93], [-82, -2, 26, 88], [-43, -10, 27, 65], [-29, -15, 39, 64]]
-88 8 23 93
-82 -2 26 88
-43 -10 27 65
-29 -15 39 64

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Akihisa · 发表于 2018-8-18 16:38:19

def print_list(a):
for each in a:
for i in range(len(each)):
print(each[i],end ='\t')
print('\t')
def resort_list(a):
translist = []
finallist = []
length = len(a)
count = 0
for i in range(length):
finallist.append([])
for each in a:
translist.extend(each)
translist.sort()
for j in range(len(translist)):
if (count // length) % 2 == 0:
finallist[j%length].append( translist[j])
else:
finallist[-j%length-1].append( translist[j])
count += 1
return finallist
a = [[-15, -82, 88, -10], [-29, -88, -43, 23], [-2, 27, 26, 8], [64, 39, 65, 93]]
print_list(resort_list(a))

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claws0n · 发表于 2018-8-19 09:38:56

python 学习中

a = [[-15, -82, 88, -10], [-29, -88, -43, 23], [-2, 27, 26, 8], [64, 39, 65, 93]]
def fun199(a)->list:
m, n = len(a), len(a[0])
b = []
for i in range(m):
b.extend(a[i])
b.sort()
##print(b)
for i in range(1,m,2):
b[i*n : i*n+n] = b[i*n+n-1 : i*n-1:-1]
##print(b)
c = []
for i in range(m):
c.append([b[i]])
for i in range(n):
for j in range(m-1):
## print((j+1)*(n)+i)
c[i].append(b[(j+1)*(n)+i])
for i in range(len(c)):
print(c[i])
fun199(a)

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[-88, 8, 23, 93]
[-82, -2, 26, 88]
[-43, -10, 27, 65]
[-29, -15, 39, 64]

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感受蘑菇的力量 · 发表于 2018-8-19 11:28:29

本帖最后由感受蘑菇的力量于 2018-8-19 11:32 编辑

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
list = [[-15, -82, 88, -10], [-29, -88, -43, 23], [-2, 27, 26, 8], [64, 39, 65, 93]]
for a in list:
print (a)
print('\n')
# 降维
rank = []
for i in range(len(list)):
for j in range(len(list[i])):
rank.append(list[i][j])
# 排序
for i in range(len(rank)-1):
for j in range(len(rank)-i):
if rank[i] > rank[i+j]:
temp = rank[i]
rank[i] = rank[i+j]
rank[i+j] = temp
# 偶数行倒序
for i in range(len(list)):
for j in range(len(list[i])):
list[i][j] = rank[i*len(list[i])+j]
for i in range(len(list)):
if i%2 ==1:
for j in range(int(len(list[i])/2)):
temp = list[i][len(list[i])-1-j]
list[i][len(list[i])-1-j] = list[i][j]
list[i][j] = temp
# 转秩
for i in range(len(list)):
for j in range (i+1,len(list[i])):
temp = list[j][i]
list[j][i] = list[i][j]
list[i][j] = temp
# 输出结果
for i in range(len(list)):
print (list[i],end='\n')

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--------------------------------------------------------
第28个回答的，自我感觉还行；）
刚学，代码比较啰嗦，请多指教，谢谢！

感受蘑菇的力量 · 发表于 2018-8-19 22:37:30

功力是啥？

qwertyuiop1822 · 发表于 2018-8-21 15:37:58

凌九霄发表于 2018-8-15 14:37

不好意思，评错了，想评下一个评论的，怎么改不了

坠入暮光 · 发表于 2018-9-21 21:40:01

def func_199(lst):
import numpy as np
ary = np.array(lst)
shape = ary.shape
row, col = shape[0], shape[1]
ary = ary.ravel()
ary = ary.sort()
ary = ary.reshape((col, row)).T
for i in range(col):
if i % 2:
for j in range(row//2):
ary[j][i], ary[row - 1 -j][i] = ary[row - 1 - j][i], ary[j][i]
print(ary)
func_199([[-15, -82, 88, -10], [-29, -88, -43, 23], [-2, 27, 26, 8], [64, 39, 65, 93]])

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永恒的蓝色梦想 · 发表于 2019-8-18 22:09:04

qwertyuiop1822 发表于 2018-8-21 15:37
不好意思，评错了，想评下一个评论的，怎么改不了

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