2023 APC 1번

mwy3055 · May 27, 2023 · a40f04c · a40f04c
1 parent 279985c
commit a40f04c
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/baekjoon/python/APC_A.py b/baekjoon/python/APC_A.py
@@ -0,0 +1,9 @@
+n = int(input())
+count = 1
+for i in range(1, 1_000_001):
+ if i == n:
+ break
+ count += 1
+ if '50' in str(i):
+ count += 1
+print(count)