最小愤怒值之和 - CC 酒店房间分配问题 - C++ 实现

#include #include using namespace std;

int main() { int n, m; cin >> n >> m;

vector<int> rooms(m + 1, 0);
int totalAngry = 0;

for (int i = 0; i < n; i++) {
    int room;
    cin >> room;
    
    rooms[room]++;
    rooms[(room % m) + 1]++;
    
    totalAngry += rooms[room] + rooms[(room % m) + 1];
}

cout << totalAngry << endl;

return 0;

}