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C++ Brainfuck Interpreter (Obfuscated)
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| ++++[->++++++++<]>..[->+++<]>-....+[->+++<]>.[->+++<]>-....+[->+++<]>.....[->+++<]>-....+[->+++<]>.[->+++<]>-.+[->+++<]>.......[->+++<]>-.>++++++++++.[->+++<]>++.[-->+++<]>-.+[--->++<]>.[->+++<]>-...-[-->+<]>.+[--->++<]>.[->+++<]>-...[->++++<]>.[---->+<]>+...[-->+++<]>-.+[--->++<]>.[->+++<]>-...[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+++<]>++.+[->+++<]>...[->+++<]>-.[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+++<]>++..>++++++++++.>--[-->+++<]>-.[---->+<]>+.-[->++++<]>.[---->+<]>+...-[->+++<]>-.+++...+[->+++<]>.-[->+++<]>-.+[--->+<]>+..-[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+<]>+...-[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+<]>+.+++++++.-[-->+++++<]>.+[->+++<]>.-[->+++<]>-.[++>---<]>.>--[-->+++<]>-.[---->+<]>+.-[->++++<]>.[---->+++<]>++...+[->+++<]>.[->+++<]>-...++++[->+++<]>.---------.-[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+++<]>++...[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+++<]>++.[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+++<]>++.++++[->+++<]>.---------.-[->++++<]>.>++++++++++.[->+++<]>++.-[->+++<]>-.+++....[->++++<]>.[---->+++<]>++....-[-->+<]>.+[--->++<]>...-[->+++<]>-.+++....[->++++<]>.[---->+++<]>++.[->++++<]>.[---->+++<]>-.+++..-[-->+<]>---.+++[->++<]>+.[->++++<]>.[---->+++<]>++.-[-->+<]>-.+[->++<]>+..-[-->+<]>.>++++++++++..[->+++<]>++.....[->+++<]>-.+[->+++<]>.......[->+++<]>-.+[->+++<]>.........[->+++<]>-.+[->+++<]>...[->+++<]>-.>++++++++++.[->+++<]>++....-[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+<]>+.[->+++<]>-...+[->+++<]>.++++++++.[++++>---<]>+.++++[->+++<]>.[--->+<]>----.+[->+++<]>.[->+++<]>-..+[->+++<]>...-[->++++<]>.[---->+<]>+.-[->+++<]>-.+[--->+<]>+.-[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+<]>+.[->+++<]>-.....+[->+++<]>......[->+++<]>-..>++++++++++.[->+++<]>++.[->+++<]>-.+[->+++<]>..-[->++++<]>.[---->+<]>+.-[->++++<]>.[----->++++<]>-.+[--->++<]>.[->+++<]>-.+[->+++<]>.-[->+++<]>-.+[--->++++<]>.[---->+<]>+.-[->++++<]>.[---->+<]>+.+++++++.-[-->+++++<]>.+[->+++<]>.-[->+++<]>-.+[--->+<]>+..-[->++++<]>.[---->+<]>+..-[->+++<]>-.+[--->++++<]>.[---->+<]>+.-[->++++<]>.[----->++++<]>-.+[--->++<]>.[->+++<]>-.+[->+++<]>.-[->+++<]>-.+[--->+<]>+.-[->+++<]>-.+[--->+<]>+.[-->+++<]>-.-[->++<]>.+[--->+<]>+.[-->+++<]>-.+[--->++<]>.[-->+++<]>-.>++++++++++.>--[-->+++<]>-.[---->+<]>+.-[->++++<]>.[---->+++<]>++.[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+<]>+.++++++++.[++++>---<]>+.++++[->+++<]>.---------.-[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+++<]>-.+[--->+<]>+..-[->++++<]>.[---->+<]>+.++++++++.[++++>---<]>+.++++[->+++<]>.---------.-[->+++<]>-.+[--->+<]>+.>+[--->++<]>.+[--->+<]>+++..>+[--->++<]>.+[--->+<]>+++.[-->+++<]>-.>++++++++++.[->+++<]>++.-[->+++<]>-.+++...-[-->+<]>.+[--->++<]>.-[->+++<]>-.+++...-[-->+<]>.>--[-->+++<]>-.[---->+++<]>++.[->++++<]>.[---->+++<]>++.[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+++<]>++.[->++++<]>.[---->+<]>+.-[->++++<]>.[---->+++<]>++.[->++++<]>.[---->+<]>+.-[->+++<]>-.+++.[->++++<]>.[---->+++<]>-.+++...-[-->+<]>.+[--->++<]>.-[->+++<]>-.+++.-[-->+<]>.-[->++<]>.+++.-[-->+<]>.>++++++++++. |
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| /* Date: 2021-10-14 */ #define __(F) if (*___ == F) { | |
| /* Name: Brainf*ck Interpreter */ #define ______(F) if (F) { | |
| /* Author: Justin Zhang */ #define _ "><+-.,[]" | |
| /* Link: git.io/bfinterpreter */ #define __________(F) putchar(F); | |
| /* Usage: - gcc interpreter.c -o bf */ #define _____________ getchar(); | |
| /* - ./bf # No arguments */ #define _____(F) while (F) { | |
| /* - ./bf "..." # Interpreter */ #define _______ 0xFFFE | |
| /* Brainf*ck Code Table: */ #define ________ char | |
| /* > increment the data pointer */ #define ___________ _______[______] | |
| /* < decrement the data pointer */ #define ___(F) __(F[_]) | |
| /* + increment the data pointed */ #define ____ } | |
| /* - decrement the data pointed */ #define _F int _________ | |
| /* . output data pointed (ascii) */ #define __F ________ | |
| /* , input data to data pointed */ #define ___F **__________ | |
| /* [ if *ptr = 0, jump after matched ']' */ #define ____________ main(_F,__F ___F) { | |
| /* ] if *ptr!= 0, jump after matched '[' */ #include <stdio.h> | |
| ________ ______[_______ + (_______ == _______)]; ____________ ________ *___ = (_________ == (_ == | |
| _)) ? "++++[++++>---<]>.>-[--->+<]>--.+[--->+<]>++++.+[->++<]>+.+[--->+<]>.+++++++++.+[->+++<]>.++\ | |
| [->+++<]>.------------.+++++[->++<]>.[-->+++<]>.------.+++++.-[->+++++<]>-. [-->+++++<]>--.-[-- \ | |
| ->+<]>.++++++++.+[---->+<]>+++." : /**/*(__________ + (_ == _)), *_____ = ______; _____(*___) ___(( | |
| _______^_______/*__ ___*/)) ++_____; ____ | |
| ___((_ == _))--/**_ ______*/_____; ____ | |
| ___(((_ == _)/*_)(_ /___*/<< (_ == _)))++ | |
| *_____; ____/*(_==_ ()*/___((((_ == _) << | |
| (_ == _)) |/*__&&__ ▄▄▄▄ ▄▄▄▄ __;___*/ (_ == _)))-- | |
| *_____; ____/*.++++ ██▀▀▀▀█ ▄█▀▀▀▀█ ___*/___((((_ == _) \ | |
| << (_ == _))/*<< __ ██▀ ██▄ __*___*/<< (_ == _))) | |
| __________(*/***^__ ██ ▀████▄ _^_^___*/_____); ____ | |
| ___(((((_ ==/*__; _ ██▄ ▀██ ____*/_) << (_ == _)) | |
| << (_ == _))/*___;_ ██▄▄▄▄█ █▄▄▄▄▄█▀ __=_=__*/| (_ == _))) | |
| *_____ =/*_________ ▀▀▀▀ ▀▀▀▀▀ ______*/_____________ | |
| ____ ___((((/*_(!*_) _____*/(_ == _) << (_ | |
| == _)) << (_/*_____ ____*/== _)) | ((_ == | |
| _) << (_ == _/*__=_ (__=__)<<*/))))______ | |
| (!*_____)++/*<<(__= Written by Justin __!*____*/___ ; _____ | |
| ( ___________/*____ Oct 14 2021 _____*/) ___(((((_ == | |
| _) << (_ ==/*++.<<_ ==_____*/_)) << (_ == | |
| _)) | (((_ ==/*(__<< --__*/_) << (_ == _)) | |
| | (_ == _))))/*_____ >>___*/++___________; | |
| ____ ___((((/*______ ||____*/_ == _) << (_ | |
| == _)) << (((_ == _) << (_ == _)) | (_ == _))))-- ___________; ____++ ___; ____ ____ ____ ___(((((_ | |
| == _) << (_ == _))/**/ << (_ == _)) | (((_ == _) << (_ == _)) |(_ == _)))) ______(*_____)-- ___, | |
| ++___________; _____(___________) ___(((((_ == _) << (_ == _)) << (_ == _)) | (((_ == _) << (_ == | |
| _)) | (_ == _)))) ++___________; ____ ___(((((_ == _) << (_ == _)) << (_ == _)) | ((_ == _) << (_ | |
| == _))))-- ___________; ____-- ___;/* _____ ___ ______ ;____ ____*/ ____ ____ ____ ___++; ____ ____ |
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| #include <fstream> | |
| #include <iostream> | |
| #include <string> | |
| using namespace std; | |
| int main(int argc, char **argv) { | |
| if (argc < 2) | |
| return -1; | |
| string path(argv[1]); | |
| ifstream readFile(path); | |
| if (!readFile.good()) | |
| return -1; | |
| string strbuf; | |
| char cstrbuf[4096]; | |
| while (readFile.read(cstrbuf, sizeof(cstrbuf))) | |
| strbuf.append(cstrbuf, sizeof(cstrbuf)); | |
| strbuf.append(cstrbuf, readFile.gcount()); | |
| string ret; | |
| for (string::iterator it = strbuf.begin(); it != strbuf.end(); it++) { | |
| if (*it == '/' && *(it + 1) == '/') | |
| while (++*it != '\n'); | |
| if (*it == '>' || *it == '<' || *it == '+' || *it == '-' || *it == '.' || | |
| *it == ',' || *it == '[' || *it == ']') { | |
| ret += *it; | |
| } | |
| } | |
| cout << ret; | |
| return 0; | |
| } |
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