function arrayManipulation(n: number, queries: number[][]): number {
    const result = new Array(n + 1).fill(0);
    for (const [start, end, value] of queries) {
        result[start - 1] += value;
        if (end < n) {
            result[end] -= value;
        }
    }
    let max = 0;
    let currentSum = 0;
    for (let i = 0; i < n; ++i) {
        currentSum += result[i];
        max = Math.max(max, currentSum);
    }
    return max;
}