1 files changed, 32 insertions, 0 deletions
diff --git a/20/day2/meet.cpp b/20/day2/meet.cpp
new file mode 100644
index 0000000..4f37159
--- /dev/null
+++ b/20/day2/meet.cpp
@@ -0,0 +1,32 @@
+#include <bits/stdc++.h>
+#define f first
+#define s second
+using namespace std;
+typedef long long ll;
+typedef pair<int, int> ii;
+
+int a[303];
+vector<int> G[303];
+
+void dfs(int u, int p) {
+	for (auto& v : G[u]) {
+		dfs(v, u);
+		
+	}
+
+
+}
+
+int main() {
+	int N;
+	cin >> N;
+	for (int i = 0; i < N; ++i) cin >> a[i];
+	for (int i = 1; i < N; ++i) {
+		int u, v;
+		cin >> u >> v;
+		G[u].push_back(v), G[v].push_back(u);
+	}
+
+	dfs(1, 0);
+
+}
+\ No newline at end of file