diff --git a/swea/P6730.java b/swea/P6730.java
new file mode 100644
index 0000000..524a7eb
--- /dev/null
+++ b/swea/P6730.java
@@ -0,0 +1,32 @@
+import java.util.Scanner;
+import java.util.List;
+import java.util.ArrayList;
+
+class P6730{
+	public static void main(String[] args){
+		Scanner scn=new Scanner(System.in);
+		int t=scn.nextInt();
+		
+		for(int tc=1;tc<t+1;tc++){
+			int n=scn.nextInt();
+			List<Integer> arr=new ArrayList<>();
+
+			arr.add(scn.nextInt());
+			int mx,mi;
+			mx=mi=0;
+			for(int i=1;i<n;i++){
+				arr.add(scn.nextInt());
+				int sum=arr.get(i)-arr.get(i-1);
+
+				if(sum>0 && sum>mx){
+					mx=sum;
+				}else if(sum<0 && sum<mi){
+					mi=sum;
+				}
+			}
+
+			System.out.println("#"+tc+" "+mx+" "+(-mi));
+		}
+		return;
+	}
+}
\ No newline at end of file