Function SCIPgetNLeaves 

pub unsafe extern "C" fn SCIPgetNLeaves(scip: *mut SCIP) -> c_int

gets number of leaves in the tree

@return the number of leaves in the tree

@pre This method can be called if @p scip is in one of the following stages: - \ref SCIP_STAGE_SOLVING - \ref SCIP_STAGE_SOLVED