Language: C++

#include <bits/stdc++.h>
using namespace std;

struct py {
    int x;
    int y;
    int h;
};

int height[100][100] = {-1};

int main() {

    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    int n;
    cin >> n;
    vector<py> v(n);
    for (int i = 0; i < n; i++) {
        cin >> v[i].x >> v[i].y >> v[i].h;
    }

    int height;
    for (int i = 0; i < n; i++) {
        if (v[i].h > 0) {
            height = v[i].h + fabs(v[i].x - x) + fabs(v[i].y - y);
            break;
        }
    }

    bool b;
    py ans;
    for (int y = 0; y <= 100; y++) {
        for (int x = 0; x <= 100; x++) {
            b = true;
            for (int i = 0; i < n; i++) {
                int t = max(height - fabs(v[i].x - x) - fabs(v[i].y - y), 0);

                if (t != v[i].h) {
                    b = false;
                    break;
                }
            }

            if (b) {
                ans.x = x;
                ans.y = y;
                ans.h = height;
                break;
            }
        }
        if (b) {
            break;
        }
    }

    cout << ans.x << " " << ans.y << " " << ans.h << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:27:45: error: 'x' was not declared in this scope
   27 |             height = v[i].h + fabs(v[i].x - x) + fabs(v[i].y - y);
      |                                             ^
a.cc:27:64: error: 'y' was not declared in this scope
   27 |             height = v[i].h + fabs(v[i].x - x) + fabs(v[i].y - y);
      |                                                                ^
a.cc:38:28: error: no matching function for call to 'max(__gnu_cxx::__enable_if<true, double>::__type, int)'
   38 |                 int t = max(height - fabs(v[i].x - x) - fabs(v[i].y - y), 0);
      |                         ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note:   template argument deduction/substitution failed:
a.cc:38:28: note:   deduced conflicting types for parameter 'const _Tp' ('double' and 'int')
   38 |                 int t = max(height - fabs(v[i].x - x) - fabs(v[i].y - y), 0);
      |                         ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5706:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5706 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5706:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5716:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5716 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5716:5: note:   template argument deduction/substitution failed:
a.cc:38:28: note:   mismatched types 'std::initializer_list<_Tp>' and 'double'
   38 |                 int t = max(height - fabs(v[i].x - x) - fabs(v[i].y - y), 0);
      |                         ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~