WIP Adapt main.cpp and loop.cpp

rt/loop.cpp

 #include <task.hpp>
-#include <root.hpp>
 
 #include <cstdio>
 
@@ -17,12 +16,8 @@ task<int> loop(int n) {
   co_return result;
 }
 
-root f() {
-    int result = co_await loop(100000000);
+int main() {
+  int result = loop(100000000).call();
 
   printf("%d\n", result);
 }
-
-int main() {
-  f();
-}

rt/main.cpp

 #include <task.hpp>
-#include <root.hpp>
 
 #include <cstdio>
 
@@ -14,11 +13,7 @@ task<int> fibo(int n) {
   co_return a + b;
 }
 
-root f() {
-  int result = co_await fibo(40);
-  printf("%d\n", result);
-}
-
 int main() {
-  f();
+  int result = fibo(40).call();
+  printf("%d\n", result);
 }