MATH 441 Section 201
Some sample inputs for LINDO for theHiring/Firing problem from Chvatal
Online Course Material

!Hiring/Firing Problem. We are managing a workforce to achieve certain production targets. !The following is some LINDO output that you can direcetly cut and paste.

min 20y1+20y2+20y3+20y4+20y5+20y6+20y7+20y8+20y9+20y10+20y11+20y12
+8z1+8z2+8z3+8z4+8z5+8z6+8z7+8z8+8z9+8z10+8z11+8z12
+t1+t2+t3+t4+t5+t6+t7+t8+t9+t10+t11+t12
st
z0=0
m1)20x1+y1+z0-z1=5300
m2)20x2+y2+z1-z2=5100
m3)20x3+y3+z2-z3=4400
m4)20x4+y4+z3-z4=2800
m5)20x5+y5+z4-z5=4100
m6)20x6+y6+z5-z6=4800
m7)20x7+y7+z6-z7=6000
m8)20x8+y8+z7-z8=7100
m9)20x9+y9+z8-z9=7300
m10)20x10+y10+z9-z10=7800
m11)20x11+y11+z10-z11=7600
m12)20x12+y12+z11-z12=6400
z12=0
x0=290
y1-6x1<0
y2-6x2<0
y3-6x3<0
y4-6x4<0
y5-6x5<0
y6-6x6<0
y7-6x7<0
y8-6x8<0
y9-6x9<0
y10-6x10<0
y11-6x11<0
y12-6x12<0
x1-x0<40
x1-x0>-40
x2-x1<40
x2-x1>-40
x3-x2<40
x3-x2>-40
x4-x3<40
x4-x3>-40
x5-x4<40
x5-x4>-40
x6-x5<40
x6-x5>-40
x7-x6<40
x7-x6>-40
x8-x7<40
x8-x7>-40
x9-x8<40
x9-x8>-40
x10-x9<40
x10-x9>-40
x11-x10<40
x11-x10>-40
x12-x11<40
x12-x11>-40
300x1-300x0-t1<0
300x2-300x1-t2<0
300x3-300x2-t3<0
300x4-300x3-t4<0
300x5-300x4-t5<0
300x6-300x5-t6<0
300x7-300x6-t7<0
300x8-300x7-t8<0
300x9-300x8-t9<0
300x10-300x9-t10<0
300x11-300x10-t11<0
300x12-300x11-t12<0
420x0-420x1-t1<0
420x1-420x2-t2<0
420x2-420x3-t3<0
420x3-420x4-t4<0
420x4-420x5-t5<0
420x5-420x6-t6<0
420x6-420x7-t7<0
420x7-420x8-t8<0
420x8-420x9-t9<0
420x9-420x10-t10<0
420x10-420x11-t11<0
420x11-420x12-t12<0
end