Fixed up to 6 (including)

main.cpp

@@ -1,4 +1,4 @@
-#include <iostream>
+#include <iostream>
 #include "task1.h"
 #include "task2.h"
 #include "task3.h"
@@ -8,11 +8,11 @@
 #include "task7.h"
 #include "task8.h"
 #include "task9.h"
-#include "task10.h"
 using namespace std;
 
 int main()
 {
+    setlocale(LC_ALL, "Russian");
     int id;
     bgn:
     cout << "Task id : "; cin >> id;
@@ -46,11 +46,8 @@ int main()
     case 9:
         task9::init();
         break;
-    case 10:
-        task10::init();
-        break;
     }   
 
     cout << endl;
     goto bgn;
-}
+}