#unionfind経路圧縮あり
import collections
class UnionFind():
    def __init__(self, n):
        self.n = n
        self.parents = list(range(n))
        self.size0 = [1]*(n)
        self.roots = n

    def find(self, x):
        if self.parents[x] == x:
            return x
        else:
            self.parents[x] = self.find(self.parents[x])
            return self.parents[x]

    def union(self, x, y):
        x = self.find(x)
        y = self.find(y)

        if self.parents[x] > self.parents[y]:
            x, y = y, x
        if x == y:
            return
        self.size0[x] += self.size0[y]
        self.roots -= 1
        self.parents[y] = x

    def size(self, x):#O(1)xが含まれる集合の要素数
        return self.size0[self.find(x)]

    def same(self, x, y):#O(1)
        return self.find(x) == self.find(y)

    def membersf(self, x):#取り出し部分はO(N)
        p = self.find(x)
        ret = []
        for i in range(self.n):
            if self.find(i) == p:
                ret.append(i)
        return ret

    def rootsf(self):#根の要素O(N)
        ret = []
        for i in range(self.n):
            if self.find(i) == i:
                ret.append(i)
        return ret

    def group_count(self):#根の数O(1)
        return self.roots

    def all_group_members(self):#O(N)
        ret = collections.defaultdict(lambda:[])
        for i in range(self.n):
            ret[self.find(i)].append(i)
        return ret

N,M,Q = map(int,input().split())
lsS = [list(input()) for i in range(N)]
lsg = [[] for i in range(N)]
pair = []

for i in range(N):
    for j in range(7):
        if lsS[i][j] == '1' and lsS[i][(j+1)%7] == '1':
            pair.append((i*7+j,i*7+(j+1)%7))

for i in range(M):
    u,v = map(int,input().split())
    u -= 1
    v -= 1
    lsg[u].append(v)
    lsg[v].append(u)
    for k in range(7):
        if lsS[u][k] == '1' and lsS[v][k] == '1':
            pair.append((u*7+k,v*7+k))

UF = UnionFind(7*N)
for x,y in pair:
    UF.union(x, y)

for _ in range(Q):
    q,x,y = map(int,input().split())
    x -= 1
    y -= 1
    if q == 1:
        lsS[x][y] = '1'
        if lsS[x][(y-1)%7] == '1':
            UF.union(x*7+y, x*7+(y-1)%7)
        if lsS[x][(y+1)%7] == '1':
            UF.union(x*7+y, x*7+(y+1)%7)
        for g in lsg[x]:
            if lsS[g][y]=='1':
                UF.union(x*7+y, g*7+y)
    else:
        print(UF.size(x*7))