K G[26],ev(),ps();ZK es();ZK K0;K k0(){R r1(K0);}ZK vf(I f)…

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K G[26],ev(),ps();ZK es();ZK K0;K k0(){R r1(K0);}ZK vf(I f){K r=kS(0);N(26,K x=G[i];if(NL-x)if(f^(Ax||xt))r=j2(r,ks(i)))R r;}