Combinatorics, is an important part of discrete mathematics Techniques for counting are important in computer science, especially in the analysis of algorithm. ☆ sorting, searching g combinatorial algorithms . Combinatorics❖ Combinatorics, is an important part of discrete mathematics. ❖ Techniques for counting are important in computer science, especially in the analysis of algorithm. ❖ sorting,searching ❖ combinatorial algorithms ❖ Combinatorics