Submission #3008559


Source Code Expand

s = input()
go = []
back = []
start = 0
end = len(s)-1
res = 0
while start<=end:
    gox = 0
    backx = 0
    while s[end] == 'x' or s[start] == 'x':
        if s[start] == 'x' and start<end:
            start+=1
            gox += 1
        if s[end] == 'x'and start<end:
            end -= 1
            backx +=1
        if start == end:break
    if start == end and s[start] == 'x':
        break
    if s[start] == s[end]:
        start += 1
        end -=1
        res += abs(gox-backx)
        gox = 0
        backx = 0
    else:
        res = -1
        break

print(res)

Submission Info

Submission Time
Task C - Inserting 'x'
User Indeedtest0791
Language Python (3.4.3)
Score 400
Code Size 611 Byte
Status AC
Exec Time 71 ms
Memory 3316 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 400 / 400
Status
AC × 4
AC × 33
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 18 ms 3064 KB
0_01.txt AC 17 ms 3064 KB
0_02.txt AC 17 ms 3064 KB
0_03.txt AC 17 ms 3064 KB
1_00.txt AC 17 ms 3064 KB
1_01.txt AC 17 ms 3064 KB
1_02.txt AC 17 ms 3064 KB
1_03.txt AC 18 ms 3064 KB
1_04.txt AC 17 ms 3064 KB
1_05.txt AC 18 ms 3064 KB
1_06.txt AC 63 ms 3188 KB
1_07.txt AC 51 ms 3188 KB
1_08.txt AC 59 ms 3188 KB
1_09.txt AC 56 ms 3188 KB
1_10.txt AC 65 ms 3188 KB
1_11.txt AC 71 ms 3188 KB
1_12.txt AC 69 ms 3188 KB
1_13.txt AC 52 ms 3188 KB
1_14.txt AC 59 ms 3188 KB
1_15.txt AC 55 ms 3188 KB
1_16.txt AC 56 ms 3188 KB
1_17.txt AC 60 ms 3188 KB
1_18.txt AC 22 ms 3188 KB
1_19.txt AC 58 ms 3188 KB
1_20.txt AC 33 ms 3316 KB
1_21.txt AC 63 ms 3188 KB
1_22.txt AC 42 ms 3188 KB
1_23.txt AC 62 ms 3188 KB
1_24.txt AC 41 ms 3188 KB
1_25.txt AC 66 ms 3188 KB
1_26.txt AC 21 ms 3316 KB
1_27.txt AC 59 ms 3188 KB
1_28.txt AC 29 ms 3188 KB