CSES - Datatähti 2018 alku - Results
Submission details
Task:Kyselyt
Sender:1
Submission time:2017-10-16 19:05:11 +0300
Language:Python3
Status:READY
Result:37
Feedback
groupverdictscore
#1ACCEPTED12
#2ACCEPTED25
#30
Test results
testverdicttimegroup
#1ACCEPTED0.11 s1details
#2ACCEPTED0.09 s2details
#30.11 s3details

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
...

correct output
0
1
7
7
6
...

user output
0
1
7
7
6
...

Test 2

Group: 2

Verdict: ACCEPTED

input
1000
615664
916441
627600
279508
...

correct output
1
2
3
2
2
...

user output
1
2
3
2
2
...

Test 3

Group: 3

Verdict:

input
1000
672274832941907421
260504693279721732
646999966092970935
100853063389774434
...

correct output
7
2
2
0
9
...

user output
7
2
2
0
9
...