tree a1edd503c62a81c37f10a6c4976058aa14aecde0
parent da69af0e307dbd344fa478cd969eff5bb8289541
author Shevchik <Shev4ik.den@gmail.com> 1497354246 +0300
committer Shevchik <Shev4ik.den@gmail.com> 1497354246 +0300

Create utils to operate on block ids and use them