Submission #2823214

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Source Code Expand

import strutils
import sequtils
import algorithm
import math
import queues
import tables
import sets
import logging
import future

const INF* = int(1e18 + 373)

proc readSeq*(): seq[string] = stdin.readLine().strip().split()
proc readSeq*(n: Natural): seq[string] =
  result = newSeq[string](n)
  for i in 0..<n:
    result[i] = stdin.readLine().strip()

proc readInt1*(): int = readSeq().map(parseInt)[0]
proc readInt2*(): (int, int) =
  let a = readSeq().map(parseInt)
  return (a[0], a[1])
proc readInt3*(): (int, int, int) =
  let a = readSeq().map(parseInt)
  return (a[0], a[1], a[2])
proc readInt4*(): (int, int, int, int) =
  let a = readSeq().map(parseInt)
  return (a[0], a[1], a[2], a[3])

type seq2*[T] = seq[seq[T]]
proc newSeq2*[T](n1, n2: Natural): seq2[T] = newSeqWith(n1, newSeq[T](n2))

#------------------------------------------------------------------------------#

proc main() =
  let s = stdin.readLine()
  echo if s[0] == s[1] and s[1] != s[2] and s[2] == s[3]: "Yes" else: "No"

main()

Submission Info

Compile Error

Hint: system [Processing]
Hint: Main [Processing]
Hint: strutils [Processing]
Hint: parseutils [Processing]
Hint: sequtils [Processing]
Hint: algorithm [Processing]
Hint: math [Processing]
Hint: times [Processing]
Hint: queues [Processing]
Hint: tables [Processing]
Hint: hashes [Processing]
Hint: etcpriv [Processing]
Hint: sets [Processing]
Hint: os [Processing]
Hint: posix [Processing]
Hint: logging [Processing]
lib/pure/logging.nim(128, 22) Hint: 'Exception' is declared but not used [XDeclaredButNotUsed]
Hint: future [Processing]
Hint: macros [Processing]
Hint:  [Link]
Hint: operation successful (24827 lines compiled; 2.530 sec total; 24.245MB; Release Build) [SuccessX]

Judge Result