chenzhg33

--- Actions ---
$Copy                                              <M-C>
$Cut                                               <M-X> <S-Del>
$Delete                                            <Del> <BS> <M-BS>
$LRU                                              
$Paste                                             <M-V>
$Redo                                              <M-S-Z> <A-S-BS>
$SearchWeb                                         <A-S-G>
$SelectAll                                         <M-A>
$Undo                                              <M-Z>

chenzhg33

#! /bin/sh
baseName=$(basename $0)
usage() {
    echo Usage: ./$baseName cmd concurrent
    exit 127
}

cmd="$1"
concurrent=$2

chenzhg33

bool isBase64(std::string s) {
	int len = s.length();
	//长度必须是4的倍数 
	if (len % 4 != 0) {
		return false;
	}
	//去掉末尾= 
	while (s[len-1] == '=') len--;
	//所有的字符必须是 0-9 a-z A-Z + / 
	for (int i = 0; i < len; i++) {

chenzhg33

#include <iostream>
#include <stdio.h>
#include <string>
#include <map>
#include <algorithm>
using namespace std;


struct Node {
	Node() : value(0), next(NULL) {}