// Based on code created by TeaserCode // Completely Refactored by David Carroll // Code created to help TeaserCode in Q&A // See Codebits comments for links to: // - Original Codebit // - Q&A Post #include #include enum TriangleType { Scalene, Isosceles = 2, Equilateral }; std::array triangleNames = { "Scalene", "", "Isosceles", "Equilateral" }; TriangleType Resolve(int a, int b, int c) { TriangleType triangle = Scalene; unsigned equalSides = 0; std::array compArr = { a==b, a==c, b==c }; for(unsigned i = 0; i < compArr.size(); i++) { if(compArr[i]) equalSides++; } if(equalSides == 1) equalSides++; //switch isn't really needed here. // I kept it here since it directly answers // the original Q&A Post question. //Otherwise, just use the line // that follows. switch (equalSides) { case 2: triangle = Isosceles; break; case 3: triangle = Equilateral; break; case 0: default: triangle = Scalene; break; } //This line could replace the switch statement //triangle = (TriangleType) equalSides; std::cout << "Triangle (" << a << ", " << b << ", " << c << ") is " << triangleNames[triangle] << std::endl << " - with " << equalSides << " equal sides" << std::endl << std::endl; return triangle; } int main() { //Scalene Test Resolve(3, 4, 5); //Equilateral Test Resolve(3, 3, 3); //Isolsceles Test A Resolve(3, 3, 5); //Isolsceles Test B Resolve(3, 5, 3); //Isolsceles Test C Resolve(3, 5, 5); return 0; }

triangleType Refactored