1 files changed, 40 insertions, 0 deletions
diff --git a/Codeforces.Test/Tests.cs b/Codeforces.Test/Tests.cs
new file mode 100644
index 0000000..db4dace
--- /dev/null
+++ b/Codeforces.Test/Tests.cs
@@ -0,0 +1,40 @@
+namespace Codeforces.Test;
+
+public class Tests
+{
+	[Fact]
+	public void TestIO()
+	{
+		IOTester.Start();
+		
+		string[] input = new string[]
+		{
+			"5",
+			"256 42",
+			"1000 1000",
+			"-1000 1000",
+			"-1000 1000",
+			"20 22"
+		};		
+		IOTester.SetInput(input);
+
+		Program.Main(new string[0]);
+
+		string[] output = new string[]		
+		{
+			"298",
+			"2000",
+			"0",
+			"0",
+			"42"
+		};
+		
+		string[] actualOutput = IOTester.GetOutputLines();
+		Assert.Equal(output.Length, actualOutput.Length - 1);
+		for (int i = 0; i< output.Length; i++)		
+		{
+			Assert.Equal(output[i], actualOutput[i]);			
+		}
+	}
+
+}
+\ No newline at end of file