from collections import defaultdict

class UnionFind():
    def __init__(self, n):
        self.n = n
        self.parents = [-1] * n

    def find(self, x):
        if self.parents[x] < 0:
            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 x == y:
            return

        if self.parents[x] > self.parents[y]:
            x, y = y, x

        self.parents[x] += self.parents[y]
        self.parents[y] = x

    def size(self, x):
        return -self.parents[self.find(x)]

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

    def members(self, x):
        root = self.find(x)
        return [i for i in range(self.n) if self.find(i) == root]

    def roots(self):
        return [i for i, x in enumerate(self.parents) if x < 0]

    def group_count(self):
        return len(self.roots())

    def all_group_members(self):
        group_members = defaultdict(list)
        for member in range(self.n):
            group_members[self.find(member)].append(member)
        return group_members

    def __str__(self):
        return '\n'.join(f'{r}: {m}' for r, m in self.all_group_members().items())
    

N,M,Q = map(int,input().split())

S = [[]]
uf = UnionFind((N+1)*7)
for i in range(1,N+1):
    S.append(list(input()))
    for j in range(7):
        if S[-1][j-1]=='1' and S[-1][j]=='1':
            uf.union(i*7+j%7,i*7+(j-1)%7)
UV = [list(map(int,input().split())) for _ in range(M)]
L = [[] for _ in range(N+1)]
for u,v in UV:
    for i in range(7):
        if S[u][i]=='1' and S[v][i]=='1':
            uf.union(u*7+i,v*7+i)
    L[u].append(v)
    L[v].append(u)
for _ in range(Q):
    q,x,y = map(int,input().split())
    y = (y-1)%7
    if q==1:
        S[x][y]='1'
        for j in range(7):
            if S[x][j-1]=='1' and S[x][j]=='1':
                uf.union(x*7+j%7,x*7+(j-1)%7)
        for l in L[x]:
            if S[l][y]=='1':
                uf.union(x*7+y,l*7+y)
    else:
        print(uf.size(x*7))