生成指定区间的随机数（C++）

// [rangeL, rangeR]
int *generateRandomArray(int n, int rangeL, int rangeR) {
    int *arr = new int[n];
    srand(time(NULL));
    for (int i = 0; i < n; I++) {
        arr[i] = rand() %  (rangeR - rangeL + 1) + rangeL;  
    }
    
    return arr;
}