import sys
input = sys.stdin.read
MOD = 998244353

data = input().split()
index = 0

N = int(data[index])
index += 1

X = [[0] * (N + 1) for _ in range(N + 1)]
for u in range(N + 1):
    for v in range(N + 1):
        X[u][v] = int(data[index])
        index += 1

Q = int(data[index])
index += 1

results = []

for _ in range(Q):
    K_q = int(data[index])
    index += 1

    operations = []
    for _ in range(K_q):
        A = int(data[index])
        B = int(data[index + 1])
        C = int(data[index + 2])
        operations.append((A, B, C))
        index += 3

    M = [row[:] for row in X]
    for (A, B, C) in operations:
        M[A][B] = (M[A][B] + C) % MOD

    dp = [0] * (N + 1)
    dp[0] = 1

    for u in range(N + 1):
        for v in range(u + 1, N + 1):
            if M[u][v] > 0:
                dp[v] = (dp[v] + dp[u] * M[u][v]) % MOD

    results.append(dp[N])

sys.stdout.write('\n'.join(map(str, results)) + '\n')