Submission #18,562

2025-10-26 18:53:32

python3

Wrong answer 34/80

35ms

3336 KiB

N = int(input())
T = input()
i = 0
while i < N and T[i] == "0":
    i += 1
if i < N:
    j = N - 1
    while j >= 0 and T[j] == "1":
        j -= 1
    if j > 0 and i <= j:
        db_0 = T[i:j+1].count("0")
        db_1 = j + 1 - i - db_0
        if db_0 <= db_1:
            print(db_0)
        else:
            print(db_1)
    else:
        print(0)
else:
    print(0)

	Sum	Test	Verdict		Time	Memory
base	34/80
		1	Wrong answer	0/0	17ms	3308 KiB
		2	Wrong answer	0/0	17ms	3124 KiB
		3	Partially correct	2/4	16ms	2868 KiB
		4	Partially correct	2/4	14ms	3124 KiB
		5	Partially correct	2/4	16ms	3124 KiB
		6	Partially correct	2/4	17ms	3140 KiB
		7	Partially correct	2/4	16ms	3124 KiB
		8	Partially correct	2/4	16ms	3124 KiB
		9	Partially correct	2/4	16ms	3100 KiB
		10	Partially correct	2/4	14ms	3068 KiB
		11	Partially correct	2/4	16ms	2964 KiB
		12	Partially correct	2/4	16ms	2916 KiB
		13	Partially correct	2/4	34ms	3208 KiB
		14	Partially correct	2/4	26ms	3336 KiB
		15	Partially correct	2/4	16ms	3124 KiB
		16	Partially correct	2/4	16ms	3256 KiB
		17	Partially correct	2/4	35ms	3260 KiB
		18	Partially correct	2/4	16ms	3084 KiB
		19	Partially correct	2/4	17ms	3256 KiB
		20	Wrong answer	0/4	21ms	3124 KiB
		21	Wrong answer	0/4	16ms	3236 KiB
		22	Wrong answer	0/4	17ms	3212 KiB