update

practica/stepik/beneficial_features/dictionaries_and_lists.py

@@ -0,0 +1,30 @@
+# students = ['Ivan', 'Masha', 'Sasha']
+# students += ['Olga']
+# students += 'Olga'
+# print (students)
+
+# a = [1, 2, 3]
+# b = a
+# print (b)
+# a[1] = 10
+# print (b)
+# b[0] = 20
+# print (b)
+# print (a)
+# a = [5, 6]
+# print (b)
+# print (a)
+
+# # переделать в список каждую отдельную цифру
+# num = 1234
+# lst = [int(i) for i in str(num)]
+
+# # наоборот из списка в набор слов через пробел
+# b = ("apple", "banana", "cherry")
+# print (" ".join(b))
+
+
+n =3 
+a = [[0]*n]*n
+a[0][0]= 5
+print (a)

practica/stepik/beneficial_features/double.py

@@ -0,0 +1,24 @@
+# нахождение дубликатов и вывод уникальных элементов
+a = input().split()
+a2 = []
+for item in a:
+   c = a.count(item)
+   if c > 1:
+      a2.append(item)
+   if c == 1:
+      None
+def del_dubl(a2):
+    seen = set()
+    seen_add = seen.add
+    return [x for x in a2 if not (x in seen or seen_add(x))]
+for i in del_dubl(a2):
+   print(i, end=' ')
+
+
+   #  удаление дубликатов и вывод уникальных в виде списка      
+a = input().split()
+def del_dubl(a):
+    seen = set()
+    seen_add = seen.add
+    return [x for x in a if not (x in seen or seen_add(x))]
+print (del_dubl(a))

practica/stepik/beneficial_features/indentation.py

@@ -5,4 +5,15 @@
 # print ("\t",str(num), sep='\t')
 
 # num = 12
-# print("\t" + str(num), end="")
+# print("\t" + str(num), end="")
+
+# for j in range(1):
+#     print ("c", end="v")
+
+# a = 1
+# m=2
+# n=3
+# print (a+ m,n,end ="\t")
+
+# for i in range(c, d + 1):
+#     print("\t" + str(i), end="")

practica/stepik/beneficial_features/input.py

@@ -1,2 +1,5 @@
-a, b, c, d = int(input()), int(input()), int(input()), int(input())
+# построчный инпут записанный в 1 строку
+# a, b, c, d = int(input()), int(input()), int(input()), int(input())
+
+
 

practica/stepik/sketches/sketches.py

@@ -35,15 +35,4 @@
 #     print()
 
 
-initial_list = input().split()
-sum_list = []
-left_index = -1
-right_index = -len(initial_list) + 1
-middle_index = 0
-while middle_index < len(initial_list):
-    sum_list.append(initial_list[left_index] + initial_list[right_index])
-    left_index += 1
-    right_index += 1
-    middle_index += 1
-print(sum_list)
-      
+ 

practica/stepik/stepik_tasks/sum_num_nearby.py

@@ -1,38 +1,38 @@
 # вариант решения 1
-# a = input().split()
-# len_a = len(a) - 1
-# for index, number in enumerate(a):
-#    if len_a == 0:
-#       print (number)
-#    else:
-#       if index == 0:
-#          S = int(a[-1]) + int(a[1])
-#          b = str(S)
-#       elif index != 0 and index != int(len_a) :
-#          n_index_0 = int(int(a.index(number)) + 1)
-#          n_index_2 = int(int(a.index(number)) - 1)
-#          n_0 = a[n_index_0]
-#          N_2 = a[n_index_2]
-#          S1 = int(n_0) + int(N_2)
-#          b += " " + str(S1)
-#       elif index == int(len_a):
-#          S2 = int(a[0]) + int(a[-2])
-#          b += " " + str(S2)
-#          print (b)
+a = input().split()
+len_a = len(a) - 1
+for index, number in enumerate(a):
+   if len_a == 0:
+      print (number)
+   else:
+      if index == 0:
+         S = int(a[-1]) + int(a[1])
+         b = str(S)
+      elif index != 0 and index != int(len_a) :
+         n_index_0 = int(int(a.index(number)) + 1)
+         n_index_2 = int(int(a.index(number)) - 1)
+         n_0 = a[n_index_0]
+         N_2 = a[n_index_2]
+         S1 = int(n_0) + int(N_2)
+         b += " " + str(S1)
+      elif index == int(len_a):
+         S2 = int(a[0]) + int(a[-2])
+         b += " " + str(S2)
+         print (b)
  
 
 # вариант решения 2 -короче
-# initial_list = input().split()
-# sum_list = []
-# left_index = -1
-# right_index = -len(initial_list) + 1
-# middle_index = 0
-# while middle_index < len(initial_list):
-#     sum_list.append(initial_list[left_index] + initial_list[right_index])
-#     left_index += 1
-#     right_index += 1
-#     middle_index += 1
-# print(sum_list)
+initial_list = input().split()
+sum_list = []
+left_index = -1
+right_index = -len(initial_list) + 1
+middle_index = 0
+while middle_index < len(initial_list):
+    sum_list.append(initial_list[left_index] + initial_list[right_index])
+    left_index += 1
+    right_index += 1
+    middle_index += 1
+print(sum_list)
       
 # вариант решения 3
 a = [int(item) for item in input().split()]