Submission #4031058
Source Code Expand
s = input() ans = 0 lb = 0 rb = len(s) - 1 while rb - lb > 0: if s[lb] == s[rb]: lb += 1 rb -= 1 elif s[lb] == 'x': lb += 1 ans += 1 elif s[rb] == 'x': rb -= 1 ans += 1 else: ans = -1 break print(ans) # https://img.atcoder.jp/code-festival-2017-qualc/editorial.pdf
Submission Info
Submission Time | |
---|---|
Task | C - Inserting 'x' |
User | yydoco |
Language | Python (3.4.3) |
Score | 400 |
Code Size | 364 Byte |
Status | AC |
Exec Time | 65 ms |
Memory | 3316 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 400 / 400 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | 0_00.txt, 0_01.txt, 0_02.txt, 0_03.txt |
All | 0_00.txt, 0_01.txt, 0_02.txt, 0_03.txt, 1_00.txt, 1_01.txt, 1_02.txt, 1_03.txt, 1_04.txt, 1_05.txt, 1_06.txt, 1_07.txt, 1_08.txt, 1_09.txt, 1_10.txt, 1_11.txt, 1_12.txt, 1_13.txt, 1_14.txt, 1_15.txt, 1_16.txt, 1_17.txt, 1_18.txt, 1_19.txt, 1_20.txt, 1_21.txt, 1_22.txt, 1_23.txt, 1_24.txt, 1_25.txt, 1_26.txt, 1_27.txt, 1_28.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
0_00.txt | AC | 17 ms | 2940 KB |
0_01.txt | AC | 18 ms | 2940 KB |
0_02.txt | AC | 17 ms | 2940 KB |
0_03.txt | AC | 17 ms | 3060 KB |
1_00.txt | AC | 17 ms | 2940 KB |
1_01.txt | AC | 17 ms | 2940 KB |
1_02.txt | AC | 17 ms | 2940 KB |
1_03.txt | AC | 17 ms | 3060 KB |
1_04.txt | AC | 17 ms | 2940 KB |
1_05.txt | AC | 17 ms | 2940 KB |
1_06.txt | AC | 34 ms | 3188 KB |
1_07.txt | AC | 37 ms | 3188 KB |
1_08.txt | AC | 34 ms | 3188 KB |
1_09.txt | AC | 38 ms | 3188 KB |
1_10.txt | AC | 65 ms | 3188 KB |
1_11.txt | AC | 59 ms | 3188 KB |
1_12.txt | AC | 45 ms | 3188 KB |
1_13.txt | AC | 34 ms | 3188 KB |
1_14.txt | AC | 44 ms | 3188 KB |
1_15.txt | AC | 36 ms | 3188 KB |
1_16.txt | AC | 46 ms | 3188 KB |
1_17.txt | AC | 45 ms | 3188 KB |
1_18.txt | AC | 21 ms | 3188 KB |
1_19.txt | AC | 43 ms | 3188 KB |
1_20.txt | AC | 29 ms | 3316 KB |
1_21.txt | AC | 46 ms | 3188 KB |
1_22.txt | AC | 36 ms | 3188 KB |
1_23.txt | AC | 46 ms | 3188 KB |
1_24.txt | AC | 32 ms | 3188 KB |
1_25.txt | AC | 45 ms | 3188 KB |
1_26.txt | AC | 20 ms | 3316 KB |
1_27.txt | AC | 33 ms | 3188 KB |
1_28.txt | AC | 23 ms | 3188 KB |