add new task and new aterial

practica/stepik/stepik_tasks/new.py

@@ -1,44 +1 @@
-# n = int(input())
-# v = []
-# for i in range(1, n+1):
-#     c = min(n, i)
-#     n = n - c
-#     v += [str(i)] * c
-#     if n <= 0:
-#         break
-# print(" ".join(v))
-
-
-# n = int(input())
-# print(" ".join([str(i) for i in range(1, n+1) for j in range(i)][:n]))
-
-
-
-# n = int(input())
-# def generator(m):
-#     c = 0
-#     for i in range(1, m+1):
-#         for j in range(i):
-#             c += 1
-#             if c > m:
-#                 return
-#             yield str(i)
-
-# print(" ".join(generator(n)))
-
-
-
-
-
-# хороший код
-
-# #!/usr/bin/env python3
-# import itertools
-
-# def generate():
-#     for i in itertools.count(1):
-#         yield from [str(i)] * i 
-
-# n = int(input('Enter n: '))
-# print(*itertools.islice(generate(), n))
 

practica/stepik/stepik_tasks/percentage_of_letters.py

@@ -29,3 +29,27 @@ else:
             t = t +s[j]+str(c)
             c = 1
 print(t)
+
+# то же, что и прошлое, но наоборот из a2v5 сделать aavvvvv
+t = ''
+o = ''
+n = 0
+with open ('text.txt', 'r') as text:
+    s = text.readline().strip()
+    for i in s:
+        if i >= 'A':
+            n+=1
+            m=i
+        else:
+            n+=1
+            if n == (int(len(s))):
+                b = m*(int(i))
+                t+=b
+                break
+            o+=i
+            if s[n] >= 'A':
+                b = m*(int(o))
+                o = ''
+                t+=b
+with open ('test.txt', 'w') as text:
+    text.write(t)

practica/stepik/stepik_tasks/test.txt

@@ -0,0 +1 @@
+SSSSSttttttttttttttoooooohhhhhhhhhhSGGGGGGGGGGGGGGGGGGGGvvvvvvvvvvMMMMMMMMMMMMMMMMMNNNNNNNNNNNNNNNNNNNNkkkkkkkkkkkksssssssssscVVVVVVVVVVVVVVVVSSSSSSSSSSSSSSSSSSFFFFFOOOOEsssssssssssssssssssTTTTTTTTTTTTTTTTTTDDDDDDDDDDDDssssssssQQQkkkkkkkkkkkkkkkkkkuuuuuuuuuuSSSSSSSSEEEEEEKKKKKKKFFFFFFFFFFFFFFggggggggghhhhhhhhhhhhhhhhhhssssssstttttttttttttttCCCCCCS

practica/stepik/stepik_tasks/text.txt

@@ -0,0 +1 @@
+S5t14o6h10S1G20v10M17N20k12s10c1V16S18F5O4E1s19T18D12s8Q3k18u10S8E6K7F14g9h18s7t15C6S