#include <iostream>
#include <algorithm>
#include <cmath>
#include <vector>
#include <complex>
#include <queue>
#include <deque>
#include <set>
#include <map>
#include <unordered_set>
#include <unordered_map>
#include <iomanip>
#include <assert.h>
#include <array>
#include <cstdio>
#include <cstring>
#include <random>
#include <functional>
#include <numeric>
#include <bitset>

using namespace std;

#define REP(i,a,b) for(int i=a;i<(int)b;i++)
#define rep(i,n) REP(i,0,n)
#define all(c) (c).begin(), (c).end()
#define minus(c) memset(c, -1, sizeof c)

struct UnionFind
{
//  vector<int> rank;
//  vector<int> rid;
  int rank[200*200+1];
  int rid[200*200+1];

  UnionFind(int n) {
    rep(i, n) rid[i] = -1;
  }

  void unite(int u, int v) {
    u = root(u), v = root(v);
    if(u == v) { return ; }
    if(rank[u] < rank[v]) {
      rid[u] = v;
    }
    else {
      rid[v] = u;
      if(rank[u] == rank[v]) {
        rank[u]++;
      }
    }
  }

  bool same(int u, int v) {
    return root(u) == root(v);
  }

  inline int root(int x) {
    if(rid[x] < 0) return x;
    else return rid[x] = root(rid[x]);
  }

  inline int operator[](int x) { return root(x); }
};

int dx[4] = {-1,0,1,0};
int dy[4] = {0,-1,0,1};

int H, W;
int A[201][201];
int Q;
bool rootCol[200*200+1];
vector<int> outers[200*200+1]; // []はroot

bool inrange(int y, int x) {
  return 0<=y&&y<H && 0<=x&&x<W;
}

typedef pair<int, int> pii;

inline int chpos(int y, int x) { return y*W+x; }
inline pii coord(int p) { return std::move(make_pair(p/W, p%W)); }

int main() {

  scanf("%d%d", &H, &W);

  rep(i, H) rep(j, W) {
    scanf("%d", &A[i][j]);
    rootCol[chpos(i, j)] = A[i][j];
  }

  UnionFind uf(H * W + 1);

  rep(i, H) rep(j, W) rep(k, 4) {
    int ni = i+dy[k], nj = j+dx[k];
    if(!inrange(ni, nj)) { continue; }
    if(A[i][j] == A[ni][nj]) {
      uf.unite(chpos(i, j), chpos(ni, nj));
      rootCol[uf.root(chpos(i, j))] = A[i][j];
    }
  }

  rep(i, H) rep(j, W) rep(k, 4) {
    int ni = i+dy[k], nj = j+dx[k];
    if(!inrange(ni, nj)) { continue; }
    if(A[i][j] != A[ni][nj]) {
      outers[uf[chpos(i, j)]].push_back(uf[chpos(ni, nj)]);
    }
  }

  rep(i, H) rep(j, W) {
    int rt = uf[chpos(i, j)];
    if(outers[rt].empty()) { continue; }
    stable_sort(all(outers[rt]));
    outers[rt].erase(unique(all(outers[rt])), outers[rt].end());
  }

  scanf("%d", &Q);
  rep(_, Q) {
    int r, c, x;
    scanf("%d%d%d", &r, &c, &x); r--, c--;
    int const RawPos = uf[chpos(r, c)];

    if(rootCol[RawPos] != x) {
      vector<int> os = outers[RawPos];
//      rep(i, outers[RawPos].size()) {
//        auto& e = outers[RawPos][i];
      int p = 0;
      for(auto& e: os) {
        p++;
        if(uf.same(e, RawPos)) { 
          outers[RawPos].erase(outers[RawPos].begin() + p);
          p --;
          continue;
        }
        if(rootCol[uf[e]] != rootCol[RawPos]) {
          copy(all(outers[uf[e]]), back_inserter(outers[RawPos]));
          uf.unite(e, RawPos);
        }
      }

      int rt = uf.root(RawPos);
      if(RawPos != rt) {
        swap(outers[rt], outers[RawPos]);
      }
      stable_sort(all(outers[rt]));
      outers[rt].erase(unique(all(outers[rt])), outers[rt].end());
      rootCol[rt] = x;
    }
  }

  rep(i, H) {
    rep(j, W) {
      if(j) printf(" ");
      printf("%d", rootCol[uf.root(chpos(i, j))]);
    }
    puts("");
  }

  return 0;
}