Submission #20,207

20207

2026-01-04 23:15:42

pypy3

Accepted 55/55

90ms

31980 KiB

# UUID: 73c32a7a-c80e-4396-b03f-1477b1153473
N = int(input())
M = [int(x) for x in input().split()]

other = -1
start = 0
sameStart = 0
bestStart = 0
maxLen = 1
for i in range(1, N):
    if M[i] != M[i-1]:   
        if M[i] == other:
            other = M[i-1]
            sameStart = i
        elif abs(M[i] - M[i-1]) == 1:
            other = M[i-1]
            start = sameStart
            sameStart = i
        else:
            start = sameStart = i
            other = -1
    if i-start+1 > maxLen:
        maxLen = i-start+1
        bestStart = start

print(maxLen, bestStart+1)

	Sum	Test	Verdict		Time	Memory
base	55/55
		1	Accepted	0/0	45ms	19472 KiB
		2	Accepted	0/0	61ms	22504 KiB
		3	Accepted	2/2	43ms	19380 KiB
		4	Accepted	2/2	39ms	19428 KiB
		5	Accepted	2/2	39ms	19436 KiB
		6	Accepted	2/2	43ms	19412 KiB
		7	Accepted	3/3	37ms	19436 KiB
		8	Accepted	2/2	48ms	21116 KiB
		9	Accepted	3/3	43ms	21228 KiB
		10	Accepted	3/3	63ms	22328 KiB
		11	Accepted	3/3	54ms	22248 KiB
		12	Accepted	3/3	57ms	21660 KiB
		13	Accepted	3/3	86ms	31868 KiB
		14	Accepted	3/3	70ms	31436 KiB
		15	Accepted	3/3	76ms	31688 KiB
		16	Accepted	3/3	90ms	31972 KiB
		17	Accepted	3/3	78ms	31980 KiB
		18	Accepted	3/3	86ms	31856 KiB
		19	Accepted	3/3	89ms	31880 KiB
		20	Accepted	3/3	86ms	31856 KiB
		21	Accepted	3/3	68ms	25576 KiB
		22	Accepted	3/3	83ms	29752 KiB