HF RL Explorer

We need a vertex counterpart to the existing igraph feedback arc set function. The new function, igraph…

We need a vertex counterpart to the existing igraph feedback arc set function. The new function, igraph…: a task in LegoFlow-SWE (Harbor dataset). Proposed signature igraph error t igraph feedback vertex set(const igraph t graph, igraph vector int t result, const igraph vector t vertex weights…

The task

**Proposed signature** `igraph_error_t igraph_feedback_vertex_set(const igraph_t *graph, igraph_vector_int_t *result, const igraph_vector_t *vertex_weights, igraph_fvs_algorithm_t algo);`

Part of Lego-X/LegoFlow-SWE.