#include <bits/stdc++.h>
using namespace std;
 
#define forn(a, e) for (int a = 0; a < (int)(e); a++)
#define forr(a, s, e) for (int a = s; a < (int)(e); a++)
#define fore(e, a) for (auto& e : a)
 
#ifdef LOCAL
#define logv(a) {cerr << #a << " = "; fore(e, a) {cerr << e << " ";} cerr << "\n";}
#define logvp(a) {cerr << #a << " = "; fore(e, a) {cerr << "(" << e.first << ", " << e.second << ") ";} cerr << "\n";}
#define logvv(a) {cerr << #a << " = \n"; fore(r, a) { fore(e, r) {cerr << e << " ";} cerr << "\n";} }
#define logvf(a, field) {cerr << #a"."#field << " = \n"; fore(e, a) { cerr << e.field << " ";} cerr << "\n"; }
#define logvff(a, f1, f2) {cerr << #a".{"#f1 << ", "#f2 << "} = \n"; fore(e, a) { cerr << "(" << e.f1 <<", " << e.f2 << ") ";} cerr << "\n"; }
#define logs(a) cerr << #a << " = " << (a) << "\n";
#define logss(a, b) cerr << #a << " = " << (a) << ", " << #b << " = " << (b) << "\n";
#define logp(a) cerr << #a << " = " << "(" << a.first << ", " << a.second << ")" << "\n";
#define cond(pred, stmt) if (pred) { stmt }
#else
#define logv(a)
#define logvp(a)
#define logvv(a)
#define logvf(a, field)
#define logvff(a, f1, f2)
#define logs(a)
#define logss(a, b)
#define logp(a)
#define cond(pred, stmt)
#endif
 
using i64 = long long;
using iip = pair<i64, i64>;
using ivec = vector<int>;
using llvec = vector<i64>;
using svec = vector<string>;
template<typename T> using vec = vector<T>;
 
template<typename T, typename Dim>
auto make_vec(T value, Dim dim) { return vector<T>(dim, value); }
template<typename T, typename Dim1, typename... Dim>
auto make_vec(T value, Dim1 dim1, Dim... dims) { return make_vec(make_vec(value, dims...), dim1); }
 
template<typename T>
bool uax(T& v, const T& newv) { if (v < newv) { v = newv; return true; } else return false; }
template<typename T>
bool uin(T& v, const T& newv) { if (v > newv) { v = newv; return true; } else return false; }
 
template<typename T>
istream& operator>>(istream& is, vector<T>& c) { for (auto& e : c) is >> e; return is; }
 
// template<typename ...T>
// istream& read(T&... args) { return (cin >> ... >> args); }
 
static mt19937 rande(123123);
template<typename T>
T rand_int(T from, T to) { uniform_int_distribution<T> distr(from, to); return distr(rande); }
 
int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    
    int n, m, k;
    while (cin >> n >> m >> k) {
        svec g(n);
        auto res = vec<ivec>(n, ivec(m));
        vec<iip> ps;
        forn(i, n) {
            cin >> g[i];
            forn(j, m) {
                if (g[i][j] == '#') {
                    ps.emplace_back(i, j);
                    res[i][j] = ps.size();
                }
            }
        }

        forn(i, n) forn(j, m) {
            if (g[i][j] == '#') {
                int c = res[i][j];                
                for (int k = i - 1; k >= 0 && res[k][j] == 0; k--) {
                    res[k][j] = c;
                }

                for (int k = i + 1; k < n && res[k][j] == 0; k++) {
                    res[k][j] = c;
                }
            }
        }        
        forn(j, m) {
            if (res[0][j] == 0) {
                

                forn(i, n) {
                    int c = 0;
                    for (int k = j + 1; k < m; k++) {
                        if (res[i][k] != 0) {
                            c = res[i][k];
                            break;
                        }
                    }

                    for (int k = j - 1; k >= 0; k--) {
                        if (res[i][k] != 0) {
                            c = res[i][k];
                            break;
                        }
                    }

                    res[i][j] = c;
                }
            }
        }

        forn(i, n) {
            forn(j, m) {
                cout << res[i][j] << " ";
            }
            cout << endl;
        }
    }
}

Measured memory_bytes: 2804