更新了许多

优美数.cpp

@@ -0,0 +1,16 @@
+#include <bits/stdc++.h>
+using namespace std;
+int main(){
+	int a;
+	cin >>a;
+	if(a>50){
+		cout <<"yes";
+	}
+	else if(a%2==0){
+		cout <<"yes";
+	}
+	else{
+		cout <<"no";
+	}
+    return 0;
+}