167. Two Sum II - Input Array Is Sorted.ts

function twoSum(numbers: number[], target: number): number[] {
    let left = 0;
    let right = numbers.length-1;
    
    while (true) {
        if (numbers[left] + numbers[right] === target) return [left+1, right+1];
        else if (numbers[left] + numbers[right] > target) right--;
        else if (numbers[left] + numbers[right] < target) left++;
    }
};

// O(n)