diff --git a/src/main/java/ru/ulstu/is/myapp/MyappApplication.java b/src/main/java/ru/ulstu/is/myapp/MyappApplication.java
index 02c46fb..1b6c49a 100644
--- a/src/main/java/ru/ulstu/is/myapp/MyappApplication.java
+++ b/src/main/java/ru/ulstu/is/myapp/MyappApplication.java
@@ -2,9 +2,9 @@ package ru.ulstu.is.myapp;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
-import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.RequestParam;
-import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.Date;
 
 
 @SpringBootApplication
@@ -14,10 +14,41 @@ public class MyappApplication {
 	public static void main(String[] args) {
 		SpringApplication.run(MyappApplication.class, args);
 	}
+
 	@GetMapping("/hello")
 	public String hello(@RequestParam(value = "name", defaultValue = "World") String name) {
 		return String.format("Hello %s!", name);
 	}
+	@CrossOrigin
+	@GetMapping(value = "/add")
+	public Integer doSum(@RequestParam(value = "a", defaultValue = "0") int a,
+						 @RequestParam(value = "b", defaultValue = "0") int b){
+		return a + b;
+	}
+	@GetMapping("/sub")
+	public Integer doSub(@RequestParam(value = "a", defaultValue = "0") int a,
+						 @RequestParam(value = "b", defaultValue = "0") int b){
+		return a - b;
+	}
+	@GetMapping("/mul")
+	public Integer doMul(@RequestParam(value = "a", defaultValue = "0") int a,
+						 @RequestParam(value = "b", defaultValue = "0") int b){
+		return a * b;
+	}
+	@GetMapping("/del")
+	public Integer doDel(@RequestParam(value = "a", defaultValue = "0") int a,
+						 @RequestParam(value = "b", defaultValue = "1") int b){
+		return a / b;
+	}
+	@GetMapping("/mu")
+	public String len(@RequestParam(value = "word", defaultValue = "") String name){
+		return String.format("Длина слова " + name + " " + len(name));
+	}
+	@GetMapping("/de")
+	public String root(){
+		return new Date().toString();
+	}
+
 
 
 
diff --git a/src/main/java/ru/ulstu/is/myapp/WebConfiguration.java b/src/main/java/ru/ulstu/is/myapp/WebConfiguration.java
new file mode 100644
index 0000000..143b5fb
--- /dev/null
+++ b/src/main/java/ru/ulstu/is/myapp/WebConfiguration.java
@@ -0,0 +1,14 @@
+package ru.ulstu.is.myapp;
+
+import org.springframework.beans.factory.annotation.Configurable;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.CorsRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+
+@Configuration
+public class WebConfiguration implements WebMvcConfigurer {
+    @Override
+    public void addCorsMappings(CorsRegistry registry){
+        registry.addMapping("/**").allowedMethods("*");
+    }
+}
\ No newline at end of file