# AMPL Sesssion from Lecture 1 on Tuesday, Jan 10, 2023 sw: ampl ampl: option solver cplex; ampl: model Dude.txt; ampl: expand MaxTime; subject to MaxTime: x[1] + x[2] <= 5; ampl: solve; CPLEX 20.1.0.0: optimal solution; objective 11 2 dual simplex iterations (1 in phase I) ampl: display x; x [*] := 1 4 2 1 ;