[hackerrank]Manasa and Stones

https://www.hackerrank.com/contests/w2/challenges/manasa-and-stones

简单题。

#include<iostream>

using namespace std;



int main() {

    int T;

    cin >> T;

    while (T--) {

        int n, a, b;

        cin >> n >> a >> b;

        // a < b

        if ( a > b) {

            int tmp = a;

            a = b;

            b = tmp;

        }

        int last = 0;

        for (int i = 0; i < n; i++) {

            int x = i * b + (n - i - 1) * a;

            if (x != last) {

                last = x;

                cout << x << " ";

            }

        }

        cout << endl;

    }

    return 0;

}