Submission #5439021

Source Code Expand

N = int(input())
A = list(map(int,input().split()))

f = [i for i in range(N)]
left, right = 0, 0
ans = 0
nowxor = 0
nowsum = 0
for left in range(N):
    while right < N and nowxor ^ A[right] == nowsum + A[right]:
        nowsum += A[right]
        nowxor = nowxor ^ A[right]
        right += 1
    ans += right - left
    if left == right:
        right += 1
    else:
        nowsum -= A[left]
        nowxor = nowxor ^ A[left]
print(ans)

Submission Info

Submission Time
Task D - Xor Sum 2
User Haruyuk1
Language PyPy3 (2.4.0)
Score 500
Code Size 459 Byte
Status AC
Exec Time 282 ms
Memory 86988 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 500 / 500
Status
AC × 3
AC × 38
Set Name Test Cases
Sample sample_01.txt, sample_02.txt, sample_03.txt
All sample_01.txt, sample_02.txt, sample_03.txt, sample_01.txt, sample_02.txt, sample_03.txt, subtask_1_01.txt, subtask_1_02.txt, subtask_1_03.txt, subtask_1_04.txt, subtask_1_05.txt, subtask_1_06.txt, subtask_1_07.txt, subtask_1_08.txt, subtask_1_09.txt, subtask_1_10.txt, subtask_1_11.txt, subtask_1_12.txt, subtask_1_13.txt, subtask_1_14.txt, subtask_1_15.txt, subtask_1_16.txt, subtask_1_17.txt, subtask_1_18.txt, subtask_1_19.txt, subtask_1_20.txt, subtask_1_21.txt, subtask_1_22.txt, subtask_1_23.txt, subtask_1_24.txt, subtask_1_25.txt, subtask_1_26.txt, subtask_1_27.txt, subtask_1_28.txt, subtask_1_29.txt, subtask_1_30.txt, subtask_1_31.txt, subtask_1_32.txt
Case Name Status Exec Time Memory
sample_01.txt AC 171 ms 38256 KiB
sample_02.txt AC 163 ms 38256 KiB
sample_03.txt AC 164 ms 38256 KiB
subtask_1_01.txt AC 174 ms 38256 KiB
subtask_1_02.txt AC 167 ms 38256 KiB
subtask_1_03.txt AC 220 ms 59932 KiB
subtask_1_04.txt AC 176 ms 39792 KiB
subtask_1_05.txt AC 228 ms 54920 KiB
subtask_1_06.txt AC 217 ms 49648 KiB
subtask_1_07.txt AC 176 ms 39792 KiB
subtask_1_08.txt AC 213 ms 50044 KiB
subtask_1_09.txt AC 231 ms 56316 KiB
subtask_1_10.txt AC 236 ms 62056 KiB
subtask_1_11.txt AC 241 ms 63668 KiB
subtask_1_12.txt AC 255 ms 76648 KiB
subtask_1_13.txt AC 191 ms 47108 KiB
subtask_1_14.txt AC 183 ms 43888 KiB
subtask_1_15.txt AC 204 ms 49084 KiB
subtask_1_16.txt AC 171 ms 39408 KiB
subtask_1_17.txt AC 223 ms 69724 KiB
subtask_1_18.txt AC 243 ms 69980 KiB
subtask_1_19.txt AC 241 ms 71672 KiB
subtask_1_20.txt AC 262 ms 86988 KiB
subtask_1_21.txt AC 244 ms 70208 KiB
subtask_1_22.txt AC 282 ms 76936 KiB
subtask_1_23.txt AC 258 ms 70176 KiB
subtask_1_24.txt AC 258 ms 75484 KiB
subtask_1_25.txt AC 249 ms 71128 KiB
subtask_1_26.txt AC 265 ms 81740 KiB
subtask_1_27.txt AC 229 ms 69852 KiB
subtask_1_28.txt AC 229 ms 69980 KiB
subtask_1_29.txt AC 238 ms 69980 KiB
subtask_1_30.txt AC 238 ms 69980 KiB
subtask_1_31.txt AC 238 ms 69980 KiB
subtask_1_32.txt AC 238 ms 69976 KiB