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Hard · Puzzle #773
5
1
8
7
7
2
1
5
6
8
6
4
2
1
5
5
3
6
7
1
3
6
9
8
4
5
4
1
9
7
"God made the integers; all else is the work of man." — Leopold Kronecker
"God made the integers; all else is the work of man." — Leopold Kronecker
"Mathematics, rightly viewed, possesses not only truth, but supreme beauty." — Bertrand Russell
"Mathematics, rightly viewed, possesses not only truth, but supreme beauty." — Bertrand Russell