Function SelectRandomHost

library/cpp/par/distr_tree.cpp:300–305

    }

    int SelectRandomHost(const TVector<ui16>& execPlan) {
        size_t ptr = RandomNumber(execPlan.size());
        while (execPlan[ptr] >= N_GROUP_FIRST_CODE)
            ptr = RandomNumber(execPlan.size());
        return execPlan[ptr];
    }

    void ProjectExecPlan(TVector<ui16>* res, const TVector<bool>& selectedComps) {
        for (int ptr = 0; ptr < res->ysize();) {