#include <stdio.h>
#include <bits/stdc++.h>
#include <atcoder/dsu>
using namespace atcoder;
using namespace std;
#define rep(i,n) for (int i = 0; i < (n); ++i)
#define Inf 1000000003

int main(){	
	
	int N,M,Q;
	cin>>N>>M>>Q;
	
	vector<string> S(N);
	rep(i,N)cin>>S[i];
	
	vector<vector<int>> E(N,vector<int>());
	
	rep(i,M){
		int u,v;
		scanf("%d %d",&u,&v);
		u--;v--;
		E[u].push_back(v);
		E[v].push_back(u);
	}
	
	dsu D(7*N);
	
	rep(i,N){
		rep(j,E[i].size()){
			int u = i,v = E[i][j];
			rep(k,7){
				if(S[u][k]=='1'&&S[v][k]=='1'){
					D.merge(u*7+k,v*7+k);
				}
			}
		}
	}
	
	rep(i,N){
		rep(j,7){
			if(S[i][j]=='1'&&S[i][(j+1)%7]=='1')D.merge(i*7+j,i*7+(j+1)%7);
		}
	}
	
	rep(i,Q){
		int t,x,y;
		scanf("%d %d %d",&t,&x,&y);
		x--;y--;
		if(t==1){
			S[x][y] = '1';
			rep(j,E[x].size()){
				int v = E[x][j];
				if(S[v][y]=='1')D.merge(x*7+y,v*7+y);
			}
			if(S[x][(y+1)%7]=='1')D.merge(x*7+y,x*7+(y+1)%7);
			if(S[x][(y+6)%7]=='1')D.merge(x*7+y,x*7+(y+6)%7);
		}
		else{
			printf("%d\n",D.size(7*x));
		}
	}
	
    return 0;
}