Preface
1.Permutations and Combinations
2.Binomial Coefficients
3.Counting:Correspondence and Recursion
4.Counting:Inclusion-Exclusion Principle
5.Combinatorial Problems
6.Exact Division
7.Prime Numbers
8.Congruence(1)
9.Indeterminate(Diophantine)Equations(1)
10.Problems in Number Theory
11.Operations and Exact Division of Polynomials
12.Zeros of Polynomials
13.Polynomials with Integer Coefficients
14.Interpolation and Difference of Polynomials
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