import sys
input = sys.stdin.readline

N = int(input())
seq = [0] + list(map(int, input().split()))

dp = [[0]*(N+1) for _ in range(N+1)]
for i in range(1,N+1) :
    dp[i][i] = 1
    if i != N and seq[i] == seq[i+1] :
        dp[i][i+1] = 1

for l in range(3,N+1) :
    for start in range(1, N - l + 2) :
        end = start + l - 1
        if seq[start] == seq[end] and dp[start+1][end-1]:
            dp[start][end] = 1

M = int(input())
print('\n'.join(list((lambda x: str(dp[x[0]][x[1]]))(list(map(int, input().split()))) for _ in range(M))))