n = int(input())
a = list(map(int, input().split()))
a.sort()

blocks = []
current = a[0]
length = 1

for num in a[1:]:
    if num == current + 1:
        length += 1
    else:
        blocks.append(length)
        current = num
        length = 1
blocks.append(length)

odd_count = sum(1 for l in blocks if l % 2 == 1)
print("First" if odd_count % 2 else "Second")