Submission #8531788

Source Code Expand

import sys
input = sys.stdin.readline
cur = -1
c = 0
for i in range(int(input())):
  pre,cur = cur,int(input())
  if cur == 0:
    continue
  elif cur == pre + 1:
    c += 1
  elif cur <= pre:
    c += cur
  else:
    print(-1)
    exit()
print(c)

Submission Info

Submission Time
Task C - Sequence Growing Easy
User gcs
Language Python (3.4.3)
Score 700
Code Size 262 Byte
Status AC
Exec Time 177 ms
Memory 3064 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 700 / 700
Status
AC × 3
AC × 49
Set Name Test Cases
Sample s1.txt, s2.txt, s3.txt
All 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, 25.txt, 26.txt, 27.txt, 28.txt, 29.txt, 30.txt, 31.txt, 32.txt, 33.txt, 34.txt, 35.txt, 36.txt, 37.txt, 38.txt, 39.txt, 40.txt, 41.txt, 42.txt, 43.txt, 44.txt, 45.txt, 46.txt, s1.txt, s2.txt, s3.txt
Case Name Status Exec Time Memory
01.txt AC 17 ms 3060 KB
02.txt AC 17 ms 3060 KB
03.txt AC 17 ms 3060 KB
04.txt AC 17 ms 3060 KB
05.txt AC 17 ms 3060 KB
06.txt AC 17 ms 3060 KB
07.txt AC 165 ms 3060 KB
08.txt AC 172 ms 3060 KB
09.txt AC 152 ms 3060 KB
10.txt AC 156 ms 3060 KB
11.txt AC 18 ms 3060 KB
12.txt AC 25 ms 3064 KB
13.txt AC 19 ms 3060 KB
14.txt AC 18 ms 2940 KB
15.txt AC 165 ms 3060 KB
16.txt AC 151 ms 3060 KB
17.txt AC 153 ms 3060 KB
18.txt AC 154 ms 3060 KB
19.txt AC 160 ms 3060 KB
20.txt AC 155 ms 3060 KB
21.txt AC 119 ms 2940 KB
22.txt AC 110 ms 3060 KB
23.txt AC 139 ms 3060 KB
24.txt AC 107 ms 3060 KB
25.txt AC 165 ms 3060 KB
26.txt AC 149 ms 3060 KB
27.txt AC 151 ms 3060 KB
28.txt AC 156 ms 2940 KB
29.txt AC 142 ms 3060 KB
30.txt AC 141 ms 3060 KB
31.txt AC 17 ms 2936 KB
32.txt AC 17 ms 2940 KB
33.txt AC 92 ms 3060 KB
34.txt AC 125 ms 3060 KB
35.txt AC 154 ms 3060 KB
36.txt AC 169 ms 3060 KB
37.txt AC 160 ms 3060 KB
38.txt AC 177 ms 3060 KB
39.txt AC 161 ms 3060 KB
40.txt AC 156 ms 3060 KB
41.txt AC 17 ms 2940 KB
42.txt AC 17 ms 2940 KB
43.txt AC 17 ms 2940 KB
44.txt AC 17 ms 2940 KB
45.txt AC 17 ms 2940 KB
46.txt AC 17 ms 2940 KB
s1.txt AC 17 ms 2940 KB
s2.txt AC 17 ms 2940 KB
s3.txt AC 17 ms 2940 KB