#include <stdio.h>
#include <assert.h>

#define MAXN 50
#define MAXA 10+6


char tiles[MAXN][MAXA][MAXA];

int main() {
    FILE *fr, *fw;
    int A, B, N, i, j;

    fr = fopen("input.txt", "r");
    fw = fopen("output.txt", "w");
    assert(3 == fscanf(fr, "%d %d %d", &A, &B, &N));
    for(i=0; i<N; i++)
        for(j=0; j<A; j++)
            assert(1 == fscanf(fr, "%s", tiles[i][j]));

    // insert your code here
    
    fclose(fr);
    fclose(fw);
    return 0;
}