Question: b) (15 points) The following LINGO model is generated to solve this shortest route problem. Fill in the missing statements (Hint: you need to declare

b) (15 points) The following LINGO model is generated to solve this shortest route problem. Fill in the missing statements (Hint: you need to declare one missing set, one row of data and the objective function) MODEL: title ShortestRoute; SETS: Node /N1..N5/: Netoutflow; ENDSETS DATA: Netinflow = 1,0,0,0,-1; ENDDATA @for (node (i): @sum (Arc (j,k) li #eq# j: x) - Netinflow (i) = 0); @sum (Arc (j,k) li #eq# k: x) END
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