Submission #18,234

2025-10-15 18:51:04

python3

Accepted 75/75

52ms

3396 KiB

N = int(input())
A = input()
B = input()
db = 1
if A[0] != B[0]:
    allapot = 1
else:
    allapot = 0
for i in range(1,N):
    if A[i] != B[i] and allapot == 0:
        allapot = 1
        db += 1
    elif A[i] == B[i] and allapot == 1:
        allapot = 0
        db += 1
if db == 1 and allapot == 0:
    print(0)
elif db == 1 and allapot == 1:
    print(1)
elif db > 1 and A[-1] == B[-1]:
    print(db-1)
else:
    print(db)

	Sum	Test	Verdict		Time	Memory
base	75/75
		1	Accepted	0/0	16ms	3140 KiB
		2	Accepted	0/0	35ms	3124 KiB
		3	Accepted	5/5	17ms	3120 KiB
		4	Accepted	5/5	16ms	3120 KiB
		5	Accepted	5/5	17ms	2988 KiB
		6	Accepted	5/5	17ms	3116 KiB
		7	Accepted	5/5	16ms	3108 KiB
		8	Accepted	5/5	17ms	3072 KiB
		9	Accepted	5/5	17ms	3124 KiB
		10	Accepted	5/5	17ms	2968 KiB
		11	Accepted	5/5	16ms	3104 KiB
		12	Accepted	5/5	50ms	3380 KiB
		13	Accepted	5/5	50ms	3396 KiB
		14	Accepted	5/5	50ms	3396 KiB
		15	Accepted	5/5	50ms	3316 KiB
		16	Accepted	5/5	52ms	3208 KiB
		17	Accepted	5/5	50ms	3392 KiB