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Datatähti 2018 alku

Start:2017-10-02 00:00:00
End:2017-10-16 00:00:00
 

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CSES - Datatähti 2018 alku - Results
History
2017-10-16 19:05:1137
2017-10-15 16:09:0837
2017-10-08 10:59:5337
2017-10-08 10:55:1937
2017-10-07 21:41:580
2017-10-07 18:36:560
2017-10-07 10:33:5537
2017-10-06 17:38:1037
2017-10-06 17:31:470
Task:Kyselyt
Sender:1
Submission time:2017-10-15 16:09:08
Language:Python3
Status:READY
Score:37

Feedback

groupverdictscore
#1ACCEPTED12
#2ACCEPTED25
#3WRONG ANSWER0

Test results

testverdicttime (s)group
#1ACCEPTED0.08 / 1.001details
#2ACCEPTED0.10 / 1.002details
#3WRONG ANSWER0.08 / 1.003details

Code

def get_digit(n):
  k = 0
  while (n > 0):
    k += 1
    n -= 9 * 10**(k-1) * k
  n += 9 * 10**(k-1) * k
  if (n%k == 0):
    res = 10**(k-1) + int(n / k) - 1
    return res % 10
  else:
    res = 10**(k-1) + int(n / k)
    return int(((res/(10**(k-(n%k))))) % 10)

q = int(input())
r = []
for i in range(0, q):
    r.append(int(input()))

for i in r:
    print(get_digit(i))

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
1000
582
214
723
273
480
280
237
204
134
210
565
640
784
508
846
532
465
952
205
...
view   save

correct output
0
1
7
7
6
1
5
4
7
6
2
2
2
2
8
2
1
3
1
8
...
view   save

user output
0
1
7
7
6
1
5
4
7
6
2
2
2
2
8
2
1
3
1
8
...
view   save

Test 2

Group: 2

Verdict: ACCEPTED

input
1000
615664
916441
627600
279508
126605
944125
25887
440405
352957
206746
951305
821686
716797
333476
430123
167570
619834
411383
459670
...
view   save

correct output
1
2
3
2
2
8
7
9
8
3
7
1
9
8
4
3
1
9
9
6
...
view   save

user output
1
2
3
2
2
8
7
9
8
3
7
1
9
8
4
3
1
9
9
6
...
view   save

Test 3

Group: 3

Verdict: WRONG ANSWER

input
1000
672274832941907421
260504693279721732
646999966092970935
100853063389774434
469646937576313460
292789544562527987
202678876957048242
921044261294332160
293497307441838185
889420403130803486
887773296767104352
272588988734184089
900854413164191389
306838570888252671
321818592757748092
632312861733842235
590425060048634753
921705179835679834
711775852688052272
...
view   save

correct output
7
2
2
0
9
7
7
2
0
4
0
3
0
5
9
9
3
1
2
7
...
view   save

user output
7
2
2
0
9
7
7
2
0
4
0
3
0
5
9
9
3
1
2
7
...
view   save