Solver Run Detail

Options:

Arrive Late Bonus: 0
Leave Early Bonus: 0
Day Off Bonus: 0
No Break Penalty: {0: 660, 60: 0, 240: 0, 300: 200, 330: 400, 360: 800, 420: 1600, 480: 3200, 540: 6400, 600: 12800, 660: 25600}
Pupil Preference Penalties: 100,201,403,807
Instructor Preference Penalties: 305,620,1290,2600
Complex Constraints: 30min M 11:30-13:30,30min T 11:30-13:30,30min W 11:30-13:30,30min R 11:30-13:30,30min F 11:30-13:30,30min S 11:30-13:30,30min U 11:30-13:30

Scheduler Output:

Solving with a time limit of 60 seconds of not improving the solution or a total time limit of 600 seconds
* #variable= 176 #constraint= 56 #product= 39 sizeproduct= 11
Penalty 0 for term "leave early" (0 + 0)
Penalty 186300 for term "instructor preference" (186300 + 0)
Penalty 0 for term "day off" (0 + 0)
Penalty 0 for term "arrive late" (0 + 0)
Penalty 9900 for term "no break" (9900 + 0)
Penalty 27000 for term "pupil preference" (27000 + 0)
Total Penalty 223200 for term "pupil preference" (223200 + 0)

Optimizer Output:

c clasp version 3.1.0
c Reading from /tmp/tmpby7z932g
c Solving...
o 271050
o 267900
o 264900
o 263700
o 260700
o 257700
o 254700
o 248550
o 245550
o 239100
o 236100
o 235650
o 235350
o 232350
o 229200
o 226200
o 223200
c Answer: 17
v -x1 -x2 -x3 x4 x5 -x6 -x7 -x8 x9 x10 x11 x12 x13 -x14 -x15 -x16 -x17 x18
v -x19 -x20 x21 x22 x23 x24 x25 x26 x27 x28 x29 -x30 -x31 x32 x33 x34 -x35
v -x36 -x37 x38 -x39 -x40 -x41 -x42 -x43 -x44 -x45 -x46 -x47 -x48 -x49 x50
v -x51 -x52 -x53 -x54 -x55 -x56 -x57 -x58 -x59 -x60 -x61 -x62 x63 -x64 -x65
v -x66 -x67 -x68 -x69 x70 -x71 -x72 -x73 -x74 -x75 -x76 -x77 -x78 -x79 -x80
v -x81 -x82 -x83 -x84 -x85 x86 -x87 -x88 -x89 -x90 x91 -x92 -x93 -x94 -x95
v -x96 -x97 -x98 -x99 -x100 x101 -x102 -x103 -x104 -x105 -x106 -x107 -x108
v -x109 -x110 x111 -x112 -x113 -x114 -x115 -x116 -x117 -x118 -x119 -x120
v -x121 x122 -x123 x124 -x125 -x126 x127 -x128 -x129 -x130 -x131 -x132 -x133
v -x134 -x135 -x136 -x137 -x138 x139 -x140 -x141 -x142 -x143 -x144 -x145
v -x146 -x147 -x148 -x149 -x150 -x151 -x152 -x153 -x154 -x155 -x156 x157
v -x158 -x159 -x160 -x161 -x162 -x163 -x164 -x165 -x166 -x167 -x168 x169
v -x170 -x171 x172 -x173 -x174 -x175 -x176
s OPTIMUM FOUND
c
c Models : 17
c Optimum : yes
c Optimization : 223200
c Calls : 1
c Time : 1.313s (Solving: 1.31s 1st Model: 0.00s Unsat: 1.04s)
c CPU Time : 1.250s
c Threads : 8 (Winner: 2)

Pupil Session Times.
Claire Chaikin [x2] -- T13:00, W13:00
Henry Fellerhoff [x2] -- T13:30, R14:30
Luis Mejía -- F12:00
Michael Sayers -- R15:00
Garvin van Dernoot -- F11:30
Sam Mason [60min] -- W13:30
Kendall Parchman [60min] -- F14:00
Sean Coogan -- R13:00
Brian Warner -- W16:30
Caroline Sturges -- F12:30
Drew Clemens -- R12:30
Charlotte Gage -- R14:00
Daniel Zamora -- R13:30
Keith Murphy [60min] -- W12:00


Instructor Schedule.
For reference the first column is the instructor preference value (i1, i2, i3, etc).
The second column is the pupil preference value (p1, p2, p3, etc).
The third column is the session time.
And the fourth column is the pupil name.

i2    T11:30
i2    T12:00
i2    T12:30
i2 p2 T13:00 Claire Chaikin [x2]
i2 p1 T13:30 Henry Fellerhoff [x2]
i2    T14:00
i2    T14:30

i2    W11:30
i2 p1 W12:00 Keith Murphy [60min]
i3    W12:30 ---Lesson Ongoing---
i3 p1 W13:00 Claire Chaikin [x2]
i3 p2 W13:30 Sam Mason [60min]
i3    W14:00 ---Lesson Ongoing---
i3    W14:30
i3    W15:00
i3    W15:30
i4    W16:00
i4 p2 W16:30 Brian Warner

i1    R11:30
i1    R12:00
i1 p1 R12:30 Drew Clemens
i1 p2 R13:00 Sean Coogan
i1 p2 R13:30 Daniel Zamora
i1 p2 R14:00 Charlotte Gage
i1 p1 R14:30 Henry Fellerhoff [x2]
i1 p2 R15:00 Michael Sayers

i2 p2 F11:30 Garvin van Dernoot
i2 p1 F12:00 Luis Mejía
i2 p1 F12:30 Caroline Sturges
i2    F13:00
i2    F13:30
i2 p2 F14:00 Kendall Parchman [60min]
i2    F14:30 ---Lesson Ongoing---