|
410 | 410 | "algebra" |
411 | 411 | ], |
412 | 412 | "contributors": [], |
413 | | - "code": "function combinations(n, r) {\n function factorial(x) {\n if (x === 0 || x === 1) return 1;\n let result = 1;\n for (let i = 2; i <= x; i++) {\n result *= i;\n }\n return result;\n }\n return factorial(n) / (factorial(r) * factorial(n - r));\n}\n\n// Usage:\ncombinations(12,24); // Returns: 7.720248753351544e-16\ncombinations(1,22); // Returns: 8.896791392450574e-22\n" |
| 413 | + "code": "function combinations(n, r) {\n if (n < 0 || r < 0 || n < r) {\n throw new Error('Invalid input: n and r must be non-negative and n must be greater than or equal to r.');\n }\n\nfunction factorial(x) {\n if (x === 0 || x === 1) return 1;\n let result = 1;\n for (let i = 2; i <= x; i++) {\n result *= i;\n }\n return result;\n }\n\n const numerator = factorial(n);\n const denominator = factorial(r) * factorial(n - r);\n return numerator / denominator;\n}\n\n// Usage:\ncombinations(24,22); // Returns: 276\ncombinations(5,3); // Returns: 10\n" |
414 | 414 | }, |
415 | 415 | { |
416 | 416 | "title": "Cross Product", |
|
0 commit comments