create dev channel

zeta/py/completed/1676.py

@@ -0,0 +1,20 @@
+def solve(N):
+    if N == 0 or N == 1:
+        return 0
+    count2 = 0
+    count5 = 0
+
+    for i in range(2, N + 1):
+        while i % 2 == 0 or i % 5 == 0:
+            if i % 2 == 0:
+                i //= 2
+                count2 += 1
+            elif i % 5 == 0:
+                i //= 5
+                count5 += 1
+
+    return min((count2, count5))
+
+
+if __name__ == '__main__':
+    print(solve(int(input())))