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5.4
Suggested Problems
110501
/
10035
primary arithmetic
110502
/
10018
reverse and add
110503
/
701
the archeologist’s dilemma
110504
/
10127
ones
110505
/
847
a multiplication game
110506
/
10105
polynomial coefficients
110507
/
10077
the Stern-Brocot number system
110508
/
10202
pairsumonious numbers
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