init commit

contests/1contest/1.cpp

@@ -0,0 +1,14 @@
+class Sum
+{
+private:
+  int a, b;
+
+public:
+  int
+    get() const {
+    return a + b;
+  }
+
+  Sum(int a, int b) : a(a), b(b) {};
+  Sum(Sum sum, int b) : a(sum.get()), b(b) {};
+};