diff --git a/week7/KCM/[W7]_11867.cpp b/week7/KCM/[W7]_11867.cpp
new file mode 100644
index 0000000..42a5360
--- /dev/null
+++ b/week7/KCM/[W7]_11867.cpp
@@ -0,0 +1,15 @@
+#include <iostream>
+using namespace std;
+
+int main() {
+	int N, M;
+
+	cin >> N >> M;
+
+	if (N % 2 == 0 || M % 2 == 0) {
+		cout << 'A';
+	}
+	else {
+		cout << 'B';
+	}
+}
\ No newline at end of file
diff --git a/week7/KCM/[W7]_9935.cpp b/week7/KCM/[W7]_9935.cpp
new file mode 100644
index 0000000..4124fe9
--- /dev/null
+++ b/week7/KCM/[W7]_9935.cpp
@@ -0,0 +1,28 @@
+#include <iostream>
+#include <string>
+using namespace std;
+
+int main() {
+	const string emptyStr = "FRULA";
+	string s, explodeStr;
+	string result;
+	int explodeSize;
+
+	cin >> s;
+	cin >> explodeStr;
+
+	explodeSize = explodeStr.size();
+
+	for (auto chr : s) {
+		result += chr;
+
+		if (result.size() >= explodeSize && result.substr(result.size() - explodeSize, explodeSize) == explodeStr) {
+			result.erase(result.size() - explodeSize, explodeSize);
+		}
+	}
+
+	if (result == "")
+		result = emptyStr;
+
+	cout << result;
+}
\ No newline at end of file