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                           α=3.0 —— eil51 —— 51 nodes       
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——————— Mon, 15 Apr 2024 10:55:49 ————————— seperate y_ij <= y_jj - x_ij on lazy constraints ————————— use blossom = false
       
——————— Mon, 15 Apr 2024 11:03:55 ————————— seperate y_ij <= y_jj - x_ij on lazy constraints ————————— use blossom = false
       
——————— Mon, 15 Apr 2024 11:11:12 ————————— seperate y_ij <= y_jj - x_ij on lazy constraints ————————— use blossom = false
       
——————— Mon, 15 Apr 2024 11:16:47 ————————— seperate y_ij <= y_jj - x_ij on lazy constraints ————————— use blossom = false
       
——————— Mon, 15 Apr 2024 11:26:17 ————————— seperate y_ij <= y_jj - x_ij on lazy constraints ————————— use blossom = false
       
——————— Tue, 16 Apr 2024 14:47:29 ————————— seperate y_ij <= y_jj - x_ij on lazy constraints ————————— use blossom = false
       
——————— Tue, 16 Apr 2024 15:58:35 ————————— seperate y_ij <= y_jj - x_ij on lazy constraints ————————— use blossom = false
       
——————— Tue, 16 Apr 2024 18:39:23 ————————— seperate y_ij <= y_jj - x_ij on lazy constraints ————————— use blossom = false