laptop:~/tmp> ./pm-node-412469-sectionassignments.pl -STUDENTS=5 -SECTIONS=3 -R=9
!9!
Sections: 3 
        available Section_000 =>3
        available Section_001 =>1
        available Section_002 =>1
Students: 5 [
        Student_000     [ 0 2 1 ], 
        Student_001     [ 1 ], 
        Student_002     [ 1 2 ], 
        Student_003     [ 2 0 ], 
        Student_004     [ 1 0 ]
]

Unallocated after main pass; [Student_002]
Sections with places: [Section_000]

looking at placed student Student_000
looking at placed student Student_004
Failed to replace Student_002


Unallocated after one-level jiggle(TM); [Student_002]
Section_000(1) => [ Student_000 Student_004 ]
Section_001(0) => [ Student_001 ]
Section_002(0) => [ Student_003 ]

##</code><code>##

#     solution = browserUK(sections, students);
#     if (solution->leftout()) {
# 	round1 = solution->leftout();
# 	round2 = students - round1;
# 	sol = browserUK(sections, round1);
# 	solution = browserUK(sol->sections(), round2);
#     }
#     return $solution;