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/****************************************************************/
/* S A S S A M P L E L I B R A R Y */
/* */
/* NAME: LP2 */
/* TITLE: Sparse View of Oil Blending Problem (lp2) */
/* PRODUCT: OR */
/* SYSTEM: ALL */
/* KEYS: LP */
/* PROCS: LP */
/* DATA: */
/* */
/* SUPPORT: UPDATE: */
/* REF: */
/* MISC: */
/* */
/****************************************************************/
data oil;
format _type_ $8. _col_ $14. _row_ $16. ;
input _type_ $ _col_ $ _row_ $ _coef_ ;
datalines;
max . profit .
. arabian_light profit -175
. arabian_heavy profit -165
. brega profit -205
. jet_1 profit 300
. jet_2 profit 300
eq . napha_l_conv .
. arabian_light napha_l_conv .035
. arabian_heavy napha_l_conv .030
. brega napha_l_conv .045
. naphtha_light napha_l_conv -1
eq . napha_i_conv .
. arabian_light napha_i_conv .100
. arabian_heavy napha_i_conv .075
. brega napha_i_conv .135
. naphtha_inter napha_i_conv -1
eq . heating_oil_conv .
. arabian_light heating_oil_conv .390
. arabian_heavy heating_oil_conv .300
. brega heating_oil_conv .430
. heating_oil heating_oil_conv -1
eq . recipe_1 .
. naphtha_inter recipe_1 .3
. heating_oil recipe_1 .7
eq . recipe_2 .
. jet_1 recipe_1 -1
. naphtha_light recipe_2 .2
. heating_oil recipe_2 .8
. jet_2 recipe_2 -1
. _rhs_ profit 0
upperbd . available .
. arabian_light available 110
. arabian_heavy available 165
. brega available 80
;
proc lp SPARSEDATA;
run;