#include 
     
      #include 
      
       #include 
       
        using namespace std;int main(){    int a[6] = { -1,0,1,2,-1,-4 };    vector
        
         nums(a, a + 6);    sort(nums.begin(), nums.end());    int tar;    cin >> tar;    int res = 0;    int min_abs = 10000;    for (auto i = nums.begin(); i < nums.end() - 2; ++i)    {        auto b = next(i);        auto c = prev(nums.end());        while (b < c)        {            const int sum = *i + *b + *c;            const int gab = abs(sum - tar);            if (min_abs > gab)            {                res = sum;                min_abs = gab;            }            if (sum > tar) c--;            else b++;        }    }    cout << res;    system("pause");    return 0;}