int countNecklaces(int maxPearls, int startMagnificence, int endMagnificence) {
    int count = 0;
    for (int pearls = 1; pearls <= maxPearls; pearls++) {
        for (int magnificence = startMagnificence; magnificence <= endMagnificence; magnificence++) {
            if (pearls == 1) {
                count++;
            } else {
                int prevCount = count;
                for (int prevMagnificence = startMagnificence; prevMagnificence <= magnificence; prevMagnificence++) {
                    count += prevCount;
                }
            }
        }
    }
    return count;
}

C++
Charles and Neckless

Telegram:- @allcoding1_official

B

C

A

D

D

Telegram:-

C

B

B

1025400 to 10254255255 C

A

C

A

C

True