CSES - Datatähti 2018 alku - Results
Submission details
Task:Kyselyt
Sender:viktor
Submission time:2017-10-04 22:54:41 +0300
Language:Haskell
Status:READY
Result:12
Feedback
groupverdictscore
#1ACCEPTED12
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.04 s1details
#2--2details
#3--3details

Compiler report

input/code.hs:3:1: Warning:
    Top-level binding with no type signature: main :: IO ()

input/code.hs:4:33: Warning:
    Defaulting the following constraint(s) to type `Integer'
      (Enum a0)
        arising from the arithmetic sequence `1 .. '
        at input/code.hs:4:33-37
      (Num a0) arising from the literal `1' at input/code.hs:4:34
      (Show a0) arising from a use of `show' at input/code.hs:4:28-31
    In the second argument of `concatMap', namely `[1 .. ]'
    In the first argument of `(!!)', namely `concatMap show [1 .. ]'
    In the expression: concatMap show [1 .. ] !! n

Code

import Control.Monad (replicateM, forM_)

main = do
  let getNth n = concatMap show [1..] !! n
  rs <- readLn
  ns <- replicateM rs readLn
  forM_ ns $ putStrLn . return . getNth . pred

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
...
Truncated

Test 2

Group: 2

Verdict:

input
1000
615664
916441
627600
279508
...

correct output
1
2
3
2
2
...

user output
(empty)

Test 3

Group: 3

Verdict:

input
1000
672274832941907421
260504693279721732
646999966092970935
100853063389774434
...

correct output
7
2
2
0
9
...

user output
(empty)