HDOJ 2016 数据的交换输出

 1 #include<iostream>
 2 
 3 using namespace std;
 4 
 5 int main() {
 6     int n, m;
 7     while (cin >> n && cin >> m) {
 8         int sum = 0;
 9         int start = 2;
10         for (int i = 1;i <= n;i++) {
11             sum += start;
12             start += 2;
13             if (i % m == 0) {
14                 cout << sum / m;
15                 sum = 0;
16                 if (i != n) cout << " ";
17             }
18         }
19         if (sum != 0) {
20             cout << sum / (n%m);
21         }
22         cout << endl;
23     }
24     return 0;
25 }