Added test

Author: javadev

src/test/java/g3601_3700/s3637_trionic_array_i/SolutionTest.java

@@ -15,4 +15,9 @@ void isTrionic() {
     void isTrionic2() {
         assertThat(new Solution().isTrionic(new int[] {2, 1, 3}), equalTo(false));
     }
+
+    @Test
+    void isTrionic3() {
+        assertThat(new Solution().isTrionic(new int[] {3, 7, 1}), equalTo(false));
+    }
 }