输入n个整数,输出其中最小的k个
void HWoj(){
int n = 0, m = 0;
vector<int> num;
cin >> n >> m;
int k = 0,tmp=0;
while (k <n){
cin >> tmp;
num.push_back(tmp);
++k;
}
sort(num.begin(), num.end());
for (int i = 0; i < m; ++i){
cout << num.at(i) << " ";
}
cout << endl;
}