#include <iostream>struct t {int x, y;} data[2][700];int main (){using namespace std;char flag[27][27], temp[4];int row, column, i, j, k, max, max_x, max_y, x1, x2, y1, y2, safe, count, left;cin >> row >> column >> k;for (i = 1; i <= row; i++) {for (j = 1; j <= column; j++) {flag[i][j] = 0;}}while (k > 0) {k--;cin >> temp;x1 = temp[0] - 'a' + 1;y1 = temp[1] - '0';if (temp[2] != ' ')y1 = y1 * 10 + temp[2] - '0';flag[x1][y1] = 2; //occupiedfor (x2 = 1; x2 <= row; x2++) {for (y2 = 1; y2 <= column; y2++) {if (flag[x2][y2] == 0)if (x1 == x2 || y1 == y2 || (x1 - y1) == (x2 - y2) || (x1 + y1) == (x2 + y2))flag[x2][y2] = 1;}}}safe = 0;count = 0;for (i = 1; i <= row; i++) {for (j = 1; j <= column; j++) {if (flag[i][j] != 2) {if (flag[i][j] == 0) {data[0][safe].x = i;data[0][safe].y = j;safe++;}data[1][count].x = i;data[1][count].y = j;count++;}}}max = -1;for (i = 0; i < count; i++) {x1 = data[1][i].x;y1 = data[1][i].y;left = safe;for (j = 0; j < safe; j++) {x2 = data[0][j].x;y2 = data[0][j].y;if (x1 == x2 || y1 == y2 || (x1 - y1) == (x2 - y2) || (x1 + y1) == (x2 + y2))left--;}if (left > max) {max = left;max_x = x1;max_y = y1;}else {if (left == max) {if (max_x > x1) {max_x = x1;max_y = y1;}if (max_x == x1) {if (max_y < 10 && y1 >= 10 && y1 / 10 < max_y)max_y = y1;}}}}cout << (char) (max_x + 'a' - 1) << max_y << endl << max << endl;return 0;}
