TOP >> Ranking >> Problems No. S1392-40
  • 2
  • 2
  • 0
  • 0
  • 2
  • 3
  • 2
  • 1
  • 2
  • 1
  • 2
  • 3
  • 2
  • 2
  • 2
  • 1
  • 1
  • 2
  • 3
  • 2
  • 1
  • 1
  • 1
  • 1
  • 2
  • 2
  • 2
  • 2
  • 2
  • 2
  • 2
  • 2
  • 2
  • 2
  • 2
  • 1
@
[ line - ~ - less ] is repeated at every click.
You can put the mark on a line by right-click.
The existence of ~ does not influence a judgment.