(query: string)
| 1 | export function solveMath(query: string): string | null { |
| 2 | const add = query.match(/(\d+)\s*\+\s*(\d+)/) |
| 3 | if (add) return String(parseInt(add[1], 10) + parseInt(add[2], 10)) |
| 4 | const mul = query.match(/(\d+)\s*\*\s*(\d+)/) |
| 5 | if (mul) return String(parseInt(mul[1], 10) * parseInt(mul[2], 10)) |
| 6 | return null |
| 7 | } |