Hardware

AWS t2.small instance

Operating system

Ubuntu 20.04

Compiler, runtime environment, and interpreter

  • C: gcc 11.4.0
  • C++: g++ 11.4.0
  • Java: OpenJDK 17.0.8.1
  • Python 3.8.10
  • Kotlin 1.5.21 or later on JRE 17.0.8.1

Flags

  • C：gcc-11 -x c -Wall -O2 -static -pipe -o "$DEST" "$@" -lm
  • C++：g++-11 -x c++ -std=gnu++20 -Wall -O2 -static -pipe -o "$DEST" "$@"
  • Java：java -Dfile.encoding=UTF-8 -XX:+UseSerialGC -Xss${MEMSTACK}k -Xms${MEMLIMITJAVA}k -Xmx${MEMLIMITJAVA}k '$MAINCLASS' "$@"
  • Kotlin：kotlin -Dfile.encoding=UTF-8 -J-XX:+UseSerialGC -J-Xss${MEMSTACK}k -J-Xms${MEMLIMITJAVA}k -J-Xmx${MEMLIMITJAVA}k '$MAINCLASS' "$@"

Lazy evaluation

A rejected submission reports the first error encountered during judging.

Penalty

There is no penalty for compilation errors.