Language: C++

#include <bits/stdc++.h>
#include <iostream>
#include <utility> // pair
#include <string>
#include <vector>
#define MAX_N 101
#define rep(i, a, b) for(ll i=a; i<b; i++)
#define rer(i, a, b) for(ll i=a-1; i>=b; i--)
#define pb push_back
using namespace std;
typedef long long ll;
typedef pair<ll, ll> P;
ll n;
ll v[MAX_N][3], ret[MAX_N][MAX_N];

signed main(){
    cin >> n;
    ll m=0;
    rep(i, 0, n){
        ll x, y, h;
        cin >> x >> y >> h;
        if(h==0) continue;
        v[i][0] = x; v[i][1] = y; v[i][2] = h;
        m++;
    }
    rep(i, 0, MAX_N) rep(j, 0, MAX_N) ret[i][j] = 0;
    rep(i, 0, MAX_N){
        rep(j, 0, MAX_N){
            bool ok = 1;
            ll h = v[0][2] + abs(v[0][0] - i) + abs(v[0][1] - j);
            rep(k, 0, m){
                if(v[k][2] != max(0, h + abs(v[k][0] - i) + abs(v[k][1] - j))){
                    ok = 0;
                }
            }
            if(ok){
                cout << i << " " << j << " " << h << endl;
                return 0;
            }
        }
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:32:34: error: no matching function for call to 'max(int, ll)'
   32 |                 if(v[k][2] != max(0, h + abs(v[k][0] - i) + abs(v[k][1] - j))){
      |                               ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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:32:34: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'll' {aka 'long long int'})
   32 |                 if(v[k][2] != max(0, h + abs(v[k][0] - i) + abs(v[k][1] - j))){
      |                               ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/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:32:34: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   32 |                 if(v[k][2] != max(0, h + abs(v[k][0] - i) + abs(v[k][1] - j))){
      |                               ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~