Create 28.

octogitcat · Jan 5, 2023 · b461f8b · b461f8b
1 parent 039a8f5
commit b461f8b
Showing 1 changed file with 23 additions and 0 deletions.
diff --git a/22_Math/28. b/22_Math/28.
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+# https://codeforces.com/contest/727/problem/A
+
+
+# Reverse approach
+
+a,b = map(int, input().split())
+arr = []
+while b >= a: 
+    arr.append(b)
+    if b%2 == 0:
+        b //= 2
+    elif b%10 == 1:
+        b -= 1
+        b //= 10
+    else:
+        break
+
+if a in arr:
+    print("YES")
+    print(len(arr))
+    print(*arr[::-1])
+else:
+    print("NO")