#include <bits/stdc++.h>
using namespace std;
void File() {
  freopen("output.txt", "w", stdout);
  freopen("input.txt", "r", stdin);
}
void fast() {
  ios::sync_with_stdio(NULL);
  cout.tie(NULL);
  cin.tie(NULL);
}
const double pi = 2 * acos(0.0);
const int nn = 1e5 + 4;
const int oo = 0x3f3f3f3f;
long long nCr(long long n, long long r) {
  if (n < r) return 0;
  if (r == 0) return 1;
  return n * nCr(n - 1, r - 1) / r;
}
long long gcd(long long a, long long b) {
  if (b == 0) return a;
  return gcd(b, a % b);
}
int main() {
  fast();
  int n;
  cin >> n;
  vector<int> ans;
  for (int i = 0; i < n; i++) {
    int mx = -1;
    for (int j = 0; j < n; j++) {
      int x;
      cin >> x;
      mx = max(mx, x);
    }
    if (find(((ans).begin()), ((ans).end()), mx) == ans.end()) {
      cout << mx << " ";
      ans.push_back(mx);
    } else {
      cout << mx + 1 << " ";
      ans.push_back(mx + 1);
    }
  }
  cout << endl;
  return 0;
}
