# include "bits/stdc++.h" using namespace std; using LL = long long; using ULL = unsigned long long; const double PI = acos(-1); templateconstexpr T INF() { return ::std::numeric_limits::max(); } templateconstexpr T HINF() { return INF() / 2; } template T_char TL(T_char cX) { return tolower(cX); }; template T_char TU(T_char cX) { return toupper(cX); }; const int vy[] = { -1, -1, -1, 0, 1, 1, 1, 0 }, vx[] = { -1, 0, 1, 1, 1, 0, -1, -1 }; const int dx[4] = { -1,0,1,0 }, dy[4] = { 0,-1,0,1 }; int popcnt(unsigned long long n) { int cnt = 0; for (int i = 0; i < 64; i++)if ((n >> i) & 1)cnt++; return cnt; } int d_sum(LL n) { int ret = 0; while (n > 0) { ret += n % 10; n /= 10; }return ret; } int d_cnt(LL n) { int ret = 0; while (n > 0) { ret++; n /= 10; }return ret; } LL gcd(LL a, LL b) { if (b == 0)return a; return gcd(b, a%b); }; LL lcm(LL a, LL b) { LL g = gcd(a, b); return a / g*b; }; # define ALL(qpqpq) (qpqpq).begin(),(qpqpq).end() # define UNIQUE(wpwpw) (wpwpw).erase(unique(ALL((wpwpw))),(wpwpw).end()) # define LOWER(epepe) transform(ALL((epepe)),(epepe).begin(),TL) # define UPPER(rprpr) transform(ALL((rprpr)),(rprpr).begin(),TU) # define FOR(i,tptpt,ypypy) for(LL i=(tptpt);i<(ypypy);i++) # define REP(i,upupu) FOR(i,0,upupu) # define INIT std::ios::sync_with_stdio(false);std::cin.tie(0) # pragma warning(disable:4996) int h, w, q; int a[202][202], cnt[202][202]; int ans = -1; void dfs(int i, int j, int x) { a[i][j] = x; cnt[i][j]++; if (cnt[i][j] >= h + w)ans = x; REP(k, 4) { int ni = i + dy[k], nj = j + dx[k]; if (0 <= ni&&ni < h && 0 <= nj&&nj < w&&a[ni][nj] != x)dfs(ni, nj, x); } } int main() { cin >> h >> w; REP(i, h)REP(j, w)cin >> a[i][j]; cin >> q; REP(i, q) { int r, c, x; cin >> r >> c >> x; if (ans != -1) { ans = x; continue; } r--, c--; if (a[r][c] != x)dfs(r, c, x); } REP(i, h) { REP(j, w) { if (j)cout << " "; cout << (ans == -1 ? a[i][j] : ans); } cout << endl; } }