Submission #2117654


Source Code Expand

n=int(input())
s=input()
x="b"
k=0
if n%2==0:
    print(-1)
else:
    for i in range(int((n-1)/2)):
        if (i+1)%3==1: x="a"+x+"c"
        elif (i+1)%3==2: x="c"+x+"a"
        else: x="b"+x+"b"
        k+=1
if s==x:
    print(k)
else:
    print(-1)

Submission Info

Submission Time
Task B - 手芸王
User Hiss
Language Python (3.4.3)
Score 0
Code Size 269 Byte
Status WA
Exec Time 17 ms
Memory 3060 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 100
Status
AC × 3
WA × 1
AC × 21
WA × 8
Set Name Test Cases
Sample subtask0-sample01.txt, subtask0-sample02.txt, subtask0-sample03.txt, subtask0-sample04.txt
All subtask0-sample01.txt, subtask0-sample02.txt, subtask0-sample03.txt, subtask0-sample04.txt, subtask1-01.txt, subtask1-02.txt, subtask1-03.txt, subtask1-04.txt, subtask1-05.txt, subtask1-06.txt, subtask1-07.txt, subtask1-08.txt, subtask1-09.txt, subtask1-10.txt, subtask1-11.txt, subtask1-12.txt, subtask1-13.txt, subtask1-14.txt, subtask1-15.txt, subtask1-16.txt, subtask1-17.txt, subtask1-18.txt, subtask1-19.txt, subtask1-20.txt, subtask1-21.txt, subtask1-22.txt, subtask1-23.txt, subtask1-24.txt, subtask1-25.txt
Case Name Status Exec Time Memory
subtask0-sample01.txt AC 17 ms 2940 KB
subtask0-sample02.txt WA 17 ms 3060 KB
subtask0-sample03.txt AC 17 ms 3060 KB
subtask0-sample04.txt AC 17 ms 2940 KB
subtask1-01.txt AC 17 ms 3060 KB
subtask1-02.txt WA 17 ms 2940 KB
subtask1-03.txt AC 17 ms 2940 KB
subtask1-04.txt AC 17 ms 3060 KB
subtask1-05.txt AC 17 ms 2940 KB
subtask1-06.txt WA 17 ms 2940 KB
subtask1-07.txt AC 17 ms 3060 KB
subtask1-08.txt AC 17 ms 3060 KB
subtask1-09.txt WA 17 ms 2940 KB
subtask1-10.txt AC 17 ms 3060 KB
subtask1-11.txt WA 17 ms 3060 KB
subtask1-12.txt AC 17 ms 3060 KB
subtask1-13.txt AC 17 ms 2940 KB
subtask1-14.txt AC 17 ms 3060 KB
subtask1-15.txt AC 17 ms 2940 KB
subtask1-16.txt AC 17 ms 2940 KB
subtask1-17.txt WA 17 ms 2940 KB
subtask1-18.txt WA 17 ms 3060 KB
subtask1-19.txt AC 17 ms 2940 KB
subtask1-20.txt AC 17 ms 2940 KB
subtask1-21.txt AC 17 ms 2936 KB
subtask1-22.txt AC 17 ms 2940 KB
subtask1-23.txt AC 17 ms 3060 KB
subtask1-24.txt AC 17 ms 2940 KB
subtask1-25.txt WA 17 ms 2940 KB