diff --git a/AtCoder/ABC235/B/B.cpp b/AtCoder/ABC235/B/B.cpp
new file mode 100644
index 00000000..e37c0179
--- /dev/null
+++ b/AtCoder/ABC235/B/B.cpp
@@ -0,0 +1,21 @@
+#include <iostream>
+
+using std::cin;
+using std::cout;
+using std::endl;
+
+int n, h, ans;
+
+int main() {
+    cin >> n;
+    for (int i = 1; i <= n; i++) {
+        cin >> h;
+        if (h <= ans) {
+            break;
+        } else {
+            ans = h;
+        }
+    }
+    cout << ans << endl;
+    return 0;
+}