/*
  referred to pekempey-san's code(http://yukicoder.me/submissions/61105)
 */
#include <bits/stdc++.h>
#define EPS 1e-9
#define INF 1070000000LL
#define MOD 1000000007LL
#define fir first
#define foreach(it,X) for(auto it=(X).begin();it!=(X).end();it++)
#define numa(x,a) for(auto x: a)
#define ite iterator
#define mp make_pair
#define rep(i,n) rep2(i,0,n)
#define rep2(i,m,n) for(int i=m;i<(n);i++)
#define pb push_back
#define pf push_front
#define sec second
#define sz(x) ((int)(x).size())
#define ALL( c ) (c).begin(), (c).end()
#define gcd(a,b) __gcd(a,b)
#define mem(x,n) memset(x,n,sizeof(x))
#define endl "\n"
using namespace std;
template <int POS, class TUPLE> void deploy(std::ostream &os, const TUPLE &tuple){}
template <int POS, class TUPLE, class H, class ...Ts> void deploy(std::ostream &os, const TUPLE &t){ os << (POS == 0 ? "" : ", ") << get<POS>(t); deploy<POS + 1, TUPLE, Ts...>(os, t); }
template <class T,class U> std::ostream& operator<<(std::ostream &os, std::pair<T,U> &p){ os << "(" << p.first <<", " << p.second <<")";return os; }
template <class T> std::ostream& operator<<(std::ostream &os, std::vector<T> &v){ int remain = v.size(); os << "{"; for(auto e: v) os << e << (--remain == 0 ? "}" : ", "); return os; }
template <class T> std::ostream& operator<<(std::ostream &os, std::set<T> &v){ int remain = v.size(); os << "{"; for(auto e: v) os << e << (--remain == 0 ? "}" : ", "); return os; }
template <class T, class K> std::ostream& operator<<(std::ostream &os, std::map<T, K> &mp){ int remain = mp.size(); os << "{"; for(auto e: mp) os << "(" << e.first << " -> " << e.second << ")" << (--remain == 0 ? "}" : ", "); return os; }
#define DEBUG1(var0) { std::cerr << (#var0) << "=" << (var0) << endl; }
#define DEBUG2(var0, var1) { std::cerr << (#var0) << "=" << (var0) << ", ";DEBUG1(var1); }
#define DEBUG3(var0, var1, var2) { std::cerr << (#var0) << "=" << (var0) << ", ";DEBUG2(var1,var2); }
#define DEBUG4(var0, var1, var2, var3) { std::cerr << (#var0) << "=" << (var0) << ", ";DEBUG3(var1,var2,var3); }
using ll = long long;

int H,W;
#define MAX_N 202
int board[MAX_N][MAX_N];

//Union-Find木
template <int NV = MAX_N>
class UFind{
  //vector <int> par;
  pair <int,int> par[MAX_N][MAX_N];
  set <pair <int,int> > adj[MAX_N][MAX_N];
  //vector <int> myrank;
public:
  UFind(){
    rep(i,NV){
      rep(j,NV){
        par[i][j] = mp(i,j);
      }
    }
  }
  inline pair <int,int> find(pair <int, int> x){//木の根を求める
    if (par[x.fir][x.sec] == x) {
      return x;
    }else{
      return par[x.fir][x.sec] = find(par[x.fir][x.sec]);
    }
  }
  inline void unite(pair <int,int> x, pair <int,int> y) {//xとyの属する集合を併合
    x = find(x);
    y = find(y);
    if (x == y) {
      return;
    }
    if (sz(adj[x.fir][x.sec]) > sz(adj[y.fir][y.sec])) {
      swap(x,y);
    }
    // y <- x
    par[x.fir][x.sec] = y;
    adj[y.fir][y.sec].insert(ALL(adj[x.fir][x.sec]));
    //adj[x.fir][x.sec].clear();
  }
  inline void add(pair <int,int> x, pair <int,int> y) {
    //x <- y
    x = find(x);
    y = find(y);
    if (x == y) {
      return;
    }
    adj[x.fir][x.sec].insert(y);
  }
  inline bool same(pair <int,int> x, pair <int,int> y) {//x,yが同じ集合に属するか否か
    return find(x) == find(y);
  }
  inline int getcolor(pair <int,int> x){
    x = find(x);
    return board[x.fir][x.sec];
  }
  inline void update(pair <int,int> root, int X) {
    vector <pair <int,int> >cur_adj(ALL(adj[root.fir][root.sec]));
    for (auto &a : cur_adj) {
      a = find(a);
    }
    sort(ALL(cur_adj));cur_adj.erase(unique(ALL(cur_adj)), cur_adj.end());
    root = find(root);
    adj[root.fir][root.sec].clear();
    adj[root.fir][root.sec].insert(ALL(cur_adj));
    for (auto &a : cur_adj) {
      if (getcolor(a) == X) {
        unite(a, root);
      }
    }
    root = find(root);
    board[root.fir][root.sec] = X;
  }
  inline void dbg(){
    rep(i,H){
      rep(j,W){
        auto mypar = find(mp(i,j));
        DEBUG4(i,j,mypar,adj[i][j]);
      }
    }
  }
};
//Union-find木終わり
UFind <> UF;
inline bool OK(int x, int y) {
  return 0 <= x && x < H && 0 <= y && y < W;
}

inline void paint(int R, int C, int X){
  auto root = UF.find(mp(R,C));
  if (UF.getcolor(root) == X) {
    return;
  }
  UF.update(root,X);
}

int main()
{
  cin.tie(0);
  ios_base::sync_with_stdio(0);
  cin >> H >> W;
  rep(i,H){
    rep(j,W){
      cin >> board[i][j];
    }
  }
  int dx[] = {-1,0,0,1};
  int dy[] = {0,1,-1,0};
  rep(i,H){
    rep(j,W){
      rep(k,4){
        int nx = i + dx[k], ny = j + dy[k];
        if (OK(nx, ny)) {
          if (board[nx][ny] == board[i][j]) {
            UF.unite(mp(i,j), mp(nx,ny));
          }else{
            UF.add(mp(i,j), mp(nx,ny));
          }
        }
      }
    }
  }
  //UF.dbg();
  int Q;
  cin >> Q;
  while(Q--){
    int R,C,X;
    cin >> R >> C >> X;
    R--;C--;
    paint(R,C,X);
  }
  rep(i,H){
    rep(j,W){
      if (j) cout << ' ';
      char c = UF.getcolor(mp(i,j)) + '0';
      cout << c;
    }
    cout << endl;
  }

  return 0;
}