Edit UCC PAC verifier

p-senichenkov · p-senichenkov · commit b4dcaee303fe · 2026-05-27T00:53:26.000+03:00
diff --git a/src/core/algorithms/pac/pac_verifier/ucc_pac_verifier/ucc_pac_verifier.cpp b/src/core/algorithms/pac/pac_verifier/ucc_pac_verifier/ucc_pac_verifier.cpp
@@ -116,7 +116,8 @@ void UCCPACVerifier::RefineDelta(UCCPACVerifier::PairsIt& iter) const {
         while (iter != sorted_pairs_->begin() && initial_eps - iter->dist < kDistThreshold) {
             std::advance(iter, -1);
         }
-        std::advance(iter, 1);
+        // This iterator is treated as inclusive one, not as past-the-end, so `advance` is not
+        // needed here
         LOG_TRACE("\tRefined: ({}, {})", iter->dist,
                   GetDelta(std::distance(sorted_pairs_->cbegin(), iter)));
     }

Original file line number	Diff line number	Diff line change
`@@ -116,7 +116,8 @@ void UCCPACVerifier::RefineDelta(UCCPACVerifier::PairsIt& iter) const {`
`116`	`116`	`while (iter != sorted_pairs_->begin() && initial_eps - iter->dist < kDistThreshold) {`
`117`	`117`	`std::advance(iter, -1);`
`118`	`118`	`}`
`119`		`- std::advance(iter, 1);`
	`119`	+ // This iterator is treated as inclusive one, not as past-the-end, so `advance` is not
	`120`	`+ // needed here`
`120`	`121`	`LOG_TRACE("\tRefined: ({}, {})", iter->dist,`
`121`	`122`	`GetDelta(std::distance(sorted_pairs_->cbegin(), iter)));`
`122`	`123`	`}`