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File:Universal postal union British India post card with blue one and a half anna Queen Victoria stamp and one anna cancellation, before 1900.jpg - Wikimedia Commons
![SOLVED:In Exercises 1-3 construct the universal address system for the given ordered rooted tree. Then use this to order its vertices using the lexicographic order of their labels. SOLVED:In Exercises 1-3 construct the universal address system for the given ordered rooted tree. Then use this to order its vertices using the lexicographic order of their labels.](https://cdn.numerade.com/previews/90e70f11-0c4c-4be8-a0a3-88cd0b3f0277_large.jpg)
SOLVED:In Exercises 1-3 construct the universal address system for the given ordered rooted tree. Then use this to order its vertices using the lexicographic order of their labels.
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Amazon.com : HERMA 4678 Address Labels DIN A4, Set of 14 (99.1 x 38.1 mm, 1,400 Sheets, Matte) Self-Adhesive, Printable, Permanent Adhesive Universal Labels, 19,600 Adhesive Labels, White : Office Products
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Amazon.com : SIGEL LA322 Universal Address Labels, 9.91 X 6.77 Cm, 200 LBL = 25 Sheets, White : Office Products
![SOLVED:In Exercises 1-3 construct the universal address system for the given ordered rooted tree. Then use this to order its vertices using the lexicographic order of their labels. SOLVED:In Exercises 1-3 construct the universal address system for the given ordered rooted tree. Then use this to order its vertices using the lexicographic order of their labels.](https://cdn.numerade.com/previews/442635ce-03be-44c3-bab9-b11d8cd346c0_large.jpg)
SOLVED:In Exercises 1-3 construct the universal address system for the given ordered rooted tree. Then use this to order its vertices using the lexicographic order of their labels.
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![J) 1882 MEXICO, HIDALGO HEAD, 1 CENT BROWN, UNIVERSAL POSTAL UNION, POSTCARD, POSTAL STATIONARY, MEXICAN REPUBLIC - Castlerockstamps J) 1882 MEXICO, HIDALGO HEAD, 1 CENT BROWN, UNIVERSAL POSTAL UNION, POSTCARD, POSTAL STATIONARY, MEXICAN REPUBLIC - Castlerockstamps](https://castlerockstamps.com/img/p/5/6/6/2/9/56629.jpg)