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interface IERC20 {
    function totalSupply() external view returns (uint256);
    function balanceOf(address account) external view returns (uint256);
    function transfer(address to, uint256 amount) external returns (bool);
    function allowance(address owner, address spender) external view returns (uint256);
    function approve(address spender, uint256 amount) external returns (bool);
    function transferFrom(address from, address to, uint256 amount) external returns (bool);
}

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    compilers: {
        solc: {
            version: "0.6.6",
            settings: {          // See the solidity docs for advice about optimization and evmVersion
                optimizer: {
                  enabled: true,
                  runs: 999999
                },
                evmVersion: "istanbul", 

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const erc20abi = [
    "function name() public view returns (string)",
    "function symbol() public view returns (string)",
    "function decimals() public view returns (uint8)",
    "function totalSupply() public view returns (uint256)",
    "function balanceOf(address _owner) public view returns (uint256 balance)",
    "function transfer(address _to, uint256 _value) public returns (bool success)",
    "function transferFrom(address _from, address _to, uint256 _value) public returns (bool success)",
    "function approve(address _spender, uint256 _value) public returns (bool success)",
    "function allowance(address _owner, address _spender) public view returns (uint256 remaining)",

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#define _GNU_SOURCE
#include <stdio.h>
#include <unistd.h>
#include <string.h>
/*
author: swing @ bestswngs@gmail.com

swpwn-pd@ubuntu:~/glibc-2.31$ uname -a
Linux ubuntu 5.8.0-41-generic #46~20.04.1-Ubuntu SMP Mon Jan 18 17:52:23 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
swpwn-pd@ubuntu:~/glibc-2.31$ cat /etc/issue

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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <dirent.h>
#include <errno.h>
#include <unistd.h>
#include <time.h>
#include <pwd.h>
/*

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[    0.000000] Initializing cgroup subsys cpu
[    0.000000] Initializing cgroup subsys cpuacct
[    0.000000] Linux version 3.18.71 (f00l@work) (gcc version 7.5.0 (Ubuntu/Linaro 7.5.0-3ubuntu1~18.04) ) #68 SMP PREEMPT Fri Aug 14 01:06:41 CST 2020
[    0.000000] CPU: AArch64 Processor [411fd070] revision 0
[    0.000000] Detected PIPT I-cache on CPU0
[    0.000000] alternative: enabling workaround for ARM erratum 832075
[    0.000000] cma: Reserved 64 MiB at 0x00000000fc000000
[    0.000000] psci: probing for conduit method from DT.
[    0.000000] psci: PSCIv0.2 detected in firmware.
[    0.000000] psci: Using standard PSCI v0.2 function IDs

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#!/bin/bash

IDA_PATH=/opt/idapro-7.4/
base=`basename $0`

fn=$1

if [ "$#" -ne 1 ]; then
	exe=$IDA_PATH/$base
else

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#include <stdio.h>

void DumpHex(const void* data, size_t size) {
	char ascii[17];
	size_t i, j;
	ascii[16] = '\0';
	for (i = 0; i < size; ++i) {
		printf("%02X ", ((unsigned char*)data)[i]);
		if (((unsigned char*)data)[i] >= ' ' && ((unsigned char*)data)[i] <= '~') {
			ascii[i % 16] = ((unsigned char*)data)[i];

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#!/bin/sh

#MIRROR=http://ftp.sjtu.edu.cn/
MIRROR=https://mirrors.cloud.tencent.com/

debootstrap --components=main,restricted,universe,multiverse --include=git-core,gnupg,flex,bison,gperf,build-essential,zip,curl,zlib1g-dev,gcc-multilib,g++-multilib,libc6-dev-i386,lib32ncurses5-dev,x11proto-core-dev,libx11-dev,libgl1-mesa-dev,libxml2-utils,xsltproc,unzip --arch=amd64 trusty trusty/ $MIRROR/ubuntu

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/*
  FUSE: Filesystem in Userspace
  Copyright (C) 2001-2007  Miklos Szeredi <miklos@szeredi.hu>

  This program can be distributed under the terms of the GNU GPL.
  See the file COPYING.
*/

/** @file
 *