#include "bits/stdc++.h"
using namespace std;

typedef long long ll;
typedef unsigned long long ull;
typedef vector<int> veci;
typedef vector<string> vecs;
template<class T,class U> using Hash=unordered_map<T,U>;

#define REP(i, a, n) for(ll i = a; i < n; i++)
#define RREP(i, a, n) for(ll i = n-1; i >= a; i--)
#define rep(i, n) REP(i, 0, n)
#define rrep(i, n) RREP(i, 0, n)
#define MD 1000000007

template<class T> T read(){T a;cin >> a;return a;}
template<class T> void read(T& a){cin >> a;}
template<class T> void rarr(T a, int n){for(int i = 0; i < n; i++) {cin >> a[i];}}
template<class T> void write(T a){cout << a << endl;}
template<class T> void writes(vector<T> a, const char* c = " "){cout << a[0];for(int i = 1; i < (int)a.size(); i++)cout << c << a[i];cout << endl;;}
void write(double a){cout << fixed << setprecision(12) << a << endl;}
void write(long double a){cout << fixed << setprecision(12) << a << endl;}
template<class T> void warr(T a, int n, const char* c = " "){cout << a[0];for(int i = 1; i < n; i++)cout << c << a[i];cout << endl;}
void split(string s, string delim, veci& result){result.clear();string::size_type pos = 0;while(pos != string::npos){string::size_type p = s.find(delim, pos);if(p == string::npos){result.push_back(atoi(s.substr(pos).data()));break;}else {result.push_back(atoi(s.substr(pos, p - pos).data()));}pos = p + delim.size();}}
void split(string s, string delim, vecs& result){result.clear();string::size_type pos = 0;while(pos != string::npos){string::size_type p = s.find(delim, pos);if(p == string::npos){result.push_back(s.substr(pos));break;}else {result.push_back(s.substr(pos, p - pos));}pos = p + delim.size();}}
ll gcd(ll a, ll b){while(true){ll k = a % b;if(k == 0)return b;a = b;b = k;}}
ll comb(ll n, ll m){ll p=1;m=min(m,n-m);for(ll i=1;i<=m;i++){p*=n-i+1;p/=i;}return p;}

struct Info{
    Info(int i,int x,int y,int c):
    color(c),id(i),sx(x),sy(y),n(1){}
    int color;
    int id;
    int sx,sy;
    set<int> st;
    int n;
};

int h,w;
int a[200][200];
Info* p[200][200]={0};
int dx[]={1,0,-1,0};
int dy[]={0,1,0,-1};

typedef pair<int,int> pai;

void paint(int sx,int sy,Info* pt,int select){
    queue<pai> q;
    q.push(pai(sx,sy));
    Info* ti=p[sy][sx];
    int at=a[sy][sx];
    bool vis[200][200]={0};
    while(!q.empty()){
        pai tp=q.front();
        q.pop();
        p[tp.second][tp.first]=pt;
        vis[tp.second][tp.first]=true;
        rep(i,4){
            int cx=tp.first+dx[i];
            int cy=tp.second+dy[i];
            if(cx<0||cx>=w||cy<0||cy>=h)continue;
            if(select==0){
                if(!vis[cy][cx]&&a[cy][cx]==at){
                    q.push(pai(cx,cy));
                }
            }
            else if(select==1){
                if(!vis[cy][cx]&&p[cy][cx]==ti){
                    q.push(pai(cx,cy));
                }
            }
            else{
                if(p[cy][cx]==ti&&!vis[cy][cx]){
                    ti->n++;
                    q.push(pai(cx,cy));
                }
                else if(p[cy][cx]!=ti){
                    ti->st.insert(p[cy][cx]->id);
                }
            }
        }
    }
}

int main(void)
{
    cin>>h>>w;
    rep(i,h)rep(j,w)cin>>a[i][j];
    vector<Info*> pif;
    int id=0;
    rep(i,h)rep(j,w)
    {
        if(p[i][j]!=NULL)continue;
        Info* pt=new Info(id++,j,i,a[i][j]);
        paint(j,i,pt,0);
        pif.push_back(pt);
    }
    
    rep(i,id){
        paint(pif[i]->sx,pif[i]->sy,pif[i],2);
        //cout<<pif[i]->n<<endl;
    }
    int q;
    cin>>q;
    rep(i,q){
        int r,c,xi;
        cin>>r>>c>>xi;
        r--;c--;
        Info* cp=p[r][c];
        if(cp->color==xi)continue;
        cp->color=xi;
        set<int> st;
        int maxn=cp->n;
        int maxi=cp->id;
        int sumn=maxn;
        for(auto at1:cp->st){
            if(pif[at1]->n>maxn){
                maxn=pif[at1]->n;
                maxi=at1;
            }
            sumn+=pif[at1]->n;
            for(auto at2:pif[at1]->st){
                st.insert(at2);
            }
        }
        st.erase(maxi);
        for(auto at:cp->st){
            if(maxi==at)continue;
            paint(pif[at]->sx,pif[at]->sy,pif[maxi],1);
        }
        if(maxi!=cp->id)
            paint(cp->sx,cp->sy,pif[maxi],1);
        pif[maxi]->n=sumn;
        pif[maxi]->st=st;
    }
    rep(i,h){
        cout<<p[i][0]->color;
        REP(j,1,w){
            cout<<" "<<p[i][j]->color;
        }
        cout<<endl;
    }
    return 0;
}