pub fn pjr_check<AccountId: IdentifierT>(
    supports: &Supports<AccountId>,
    all_candidates: Vec<AccountId>,
    all_voters: Vec<(AccountId, VoteWeight, Vec<AccountId>)>
) -> Result<(), AccountId>
Expand description

Check a solution to be PJR.

The PJR property is true if t-PJR is true when t == sum(stake) / committee_size.