(1) /* receives */ | (2) if threshold .threshold then | (3) threshold .threshold | (4) | (5) if receives reply from all next_nodes inlcluded in AT for the fist time then | (6) if is a cluster head then | (7) Perform Algorithm 5 | (8) else | (9) | (10) | (11) Send to parent | (12) else | (13) receives reply from all next_nodes inlcluded in | (14) | (15) | (16) Send to parent |
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