Submission #7351261

Source Code Expand

n = int(input())
h = list(map(int, input().split()))

if n == 1:
    print('Yes')
else:
    for i in range(0, n-1):
        if i == n-2:
                print('Yes')
        else:
            if h[i+1] - h[i] == -1:
                h[i] -= 1
            elif h[i+1] - h[i] < -1:
                print('No')
                break

Submission Info

Submission Time
Task C - Build Stairs
User rain5162
Language Python (3.4.3)
Score 0
Code Size 344 Byte
Status WA
Exec Time 89 ms
Memory 15020 KiB

Judge Result

Set Name All Sample
Score / Max Score 0 / 300 0 / 0
Status
AC × 13
WA × 4
AC × 3
WA × 1
Set Name Test Cases
All sample_01, sample_02, sample_03, sample_04, testcase_01, testcase_02, testcase_03, testcase_04, testcase_05, testcase_06, testcase_07, testcase_08, testcase_09, testcase_10, testcase_11, testcase_12, testcase_13
Sample sample_01, sample_02, sample_03, sample_04
Case Name Status Exec Time Memory
sample_01 AC 17 ms 2940 KiB
sample_02 WA 17 ms 2940 KiB
sample_03 AC 17 ms 2940 KiB
sample_04 AC 17 ms 2940 KiB
testcase_01 AC 31 ms 9608 KiB
testcase_02 AC 41 ms 15020 KiB
testcase_03 AC 76 ms 13412 KiB
testcase_04 AC 89 ms 14116 KiB
testcase_05 WA 36 ms 6348 KiB
testcase_06 WA 46 ms 7672 KiB
testcase_07 WA 84 ms 14116 KiB
testcase_08 AC 78 ms 14396 KiB
testcase_09 AC 40 ms 14396 KiB
testcase_10 AC 42 ms 14224 KiB
testcase_11 AC 85 ms 14100 KiB
testcase_12 AC 17 ms 3064 KiB
testcase_13 AC 83 ms 14024 KiB