import sys

sys.setrecursionlimit(10**6)
int1 = lambda x: int(x)-1
p2D = lambda x: print(*x, sep="\n")
def II(): return int(sys.stdin.buffer.readline())
def MI(): return map(int, sys.stdin.buffer.readline().split())
def LI(): return list(map(int, sys.stdin.buffer.readline().split()))
def LLI(rows_number): return [LI() for _ in range(rows_number)]
def MI1(): return map(int1, sys.stdin.buffer.readline().split())
def LI1(): return list(map(int1, sys.stdin.buffer.readline().split()))
def LLI1(rows_number): return [LI1() for _ in range(rows_number)]
def BI(): return sys.stdin.buffer.readline().rstrip()
def SI(): return sys.stdin.buffer.readline().rstrip().decode()

class UnionFind:
    def __init__(self, n):
        self.state = [-1] * n
        self.size_table = [1] * n
        # cntはグループ数
        # self.cnt = n

    def root(self, u):
        v = self.state[u]
        if v < 0: return u
        self.state[u] = res = self.root(v)
        return res

    def merge(self, u, v):
        ru = self.root(u)
        rv = self.root(v)
        if ru == rv: return
        du = self.state[ru]
        dv = self.state[rv]
        if du > dv: ru, rv = rv, ru
        if du == dv: self.state[ru] -= 1
        self.state[rv] = ru
        # self.cnt -= 1
        self.size_table[ru] += self.size_table[rv]
        return

    # グループの要素数
    def size(self, u):
        return self.size_table[self.root(u)]

n,m,q=MI()
ss=[int(SI()[::-1],2) for _ in range(n)]

to=[[] for _ in range(n)]
uf=UnionFind(n*7)
for _ in range(m):
    u,v=MI1()
    to[u].append(v)
    to[v].append(u)
    s=ss[u]&ss[v]
    for c in range(7):
        if s>>c&1==0:continue
        uf.merge(u*7+c,v*7+c)

for u,s in enumerate(ss):
    if s&65==65:uf.merge(u*7,u*7+6)
    for i in range(6):
        if s&3==3:uf.merge(u*7+i,u*7+i+1)
        s>>=1

for _ in range(q):
    t,u,c=MI1()
    if t:
        print(uf.size(u*7))
    else:
        ss[u]|=1<<c
        l=(c-1)%7
        r=(c+1)%7
        if ss[u]>>l&1:uf.merge(u*7+c,u*7+l)
        if ss[u]>>r&1:uf.merge(u*7+c,u*7+r)
        for v in to[u]:
            if ss[v]>>c&1==0:continue
            uf.merge(u*7+c,v*7+c)