zoj 1730 Crazy Tea Party

中国冠毛犬图片 • 2022-11-12 • 随笔 • 阅读 18

#include "iostream"using namespace std;int main(){int testcase, i, num, minutes;cin >> testcase;for (i = 0; i < testcase; i++){cin >> num;minutes = 0;if (num % 2 == 0){minutes = 2 * (num / 2) * (num / 2 - 1) / 2;}else{minutes = (num / 2) * (num / 2 - 1) / 2 + (num / 2 + 1) * (num / 2) / 2;}cout << minutes << endl;}}

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