solve;

display Total_Profit >steelT.sens;

option display_1col 0;
option omit_zero_rows 0;
display Make >steelT.sens;
display Sell >steelT.sens;

option display_1col 20;
option omit_zero_rows 1;
display Inv >steelT.sens;

let avail[3] := avail[3] + 5;