Magic square
37
9
Time 90 sec, 10 points
3 distinct solutions (permuted below)
SOLUTION
97687
97777
67789
69877
77977

97777
87877
39799
87877
97777

99667
77797
67789
87877
77977
SOLUTION
97777
87877
39799
87877
97777

97687
97777
67789
69877
77977

99667
77797
67789
87877
77977
SOLUTION
97777
87877
39799
87877
97777

99667
77797
67789
87877
77977

97687
97777
67789
69877
77977
SOLUTION
97687
97777
67789
69877
77977

99667
77797
67789
87877
77977

97777
87877
39799
87877
97777
SOLUTION
99667
77797
67789
87877
77977

97777
87877
39799
87877
97777

97687
97777
67789
69877
77977
SOLUTION
99667
77797
67789
87877
77977

97687
97777
67789
69877
77977

97777
87877
39799
87877
97777
END


