tf::Executor executor;

tf::Taskflow taskflow("Multi-Conditional Tasking Demo");

auto A = taskflow.emplace([&]() -> tf::SmallVector<int> {

std::cout << "A\n";

return {0, 2};

}).name("A");

auto B = taskflow.emplace([&](){ std::cout << "B\n"; }).name("B");

auto C = taskflow.emplace([&](){ std::cout << "C\n"; }).name("C");

auto D = taskflow.emplace([&](){ std::cout << "D\n"; }).name("D");

A.precede(B, C, D);

// visualizes the taskflow

taskflow.dump(std::cout);

// executes the taskflow

executor.run(taskflow).wait();

return 0;