Drawing from bottom right corner

#include <cstdio>
#include <iostream>
#include <cmath>

using namespace std;

int main() {

  while (1) {
    int dimension = 1;
    cin >> dimension;

    if(dimension == 0) break;

    int f[dimension][dimension];

    for (int bottomRight = 0; bottomRight < dimension; bottomRight++) {
      if (bottomRight == 0) {
        f[dimension - 1][dimension - 1] = 1;
      } else {
        int xi = dimension - bottomRight - 1;
        int yi = dimension - bottomRight - 1;

        int value = 1;
        for (int i = xi; i < dimension; i++) {
          f[i][yi] = value;
          value++;
        }

        value = 1;
        for (int y = yi; y < dimension; y++) {
          f[xi][y] = value;
          value++;
        }
      }
    }

    for (int i = 0; i < dimension; i++) {
      for (int j = 0; j < dimension; j++) {
        printf("%d ", f[i][j]);
      }
      cout << "\n";
    }
    cout << "\n";
  }

  return 0;
}