Celex Update

charles-wangkai · charles-wangkai · commit 9338026112b2 · 2020-06-03T17:05:58.000+08:00
diff --git a/1358/C/Main.java b/1358/C/Main.java
@@ -0,0 +1,36 @@
+import java.util.Scanner;
+
+public class Main {
+    public static void main(String[] args) {
+        Scanner sc = new Scanner(System.in);
+
+        int t = sc.nextInt();
+        for (int tc = 0; tc < t; ++tc) {
+            int x1 = sc.nextInt();
+            int y1 = sc.nextInt();
+            int x2 = sc.nextInt();
+            int y2 = sc.nextInt();
+
+            System.out.println(solve(x1, y1, x2, y2));
+        }
+
+        sc.close();
+    }
+
+    static long solve(int x1, int y1, int x2, int y2) {
+        int xDiff = x2 - x1;
+        int yDiff = y2 - y1;
+
+        if (xDiff == 0 || yDiff == 0) {
+            return 1;
+        }
+        if (xDiff == 1) {
+            return yDiff + 1;
+        }
+        if (yDiff == 1) {
+            return xDiff + 1;
+        }
+
+        return xDiff + 1 + xDiff * (yDiff - 1L);
+    }
+}
