larry-liu

class RegisterForm(Form):
  name = TextField('Username', [Required()])
  email = TextField('Email address', [Required(), Email()])
  password = PasswordField('Password', [Required()])
  confirm = PasswordField('Repeat Password', [
    Required(),
    EqualTo('password', message='Passwords must match')
  ])
  accept_tos = BooleanField('I accept the TOS', [Required()])
  recaptcha = RecaptchaField()

larry-liu

import java.io.*;
import java.util.*;

class permutation {
    public static void main(String[] args) {
        String str1 = "abc";
        String str2 = "cba";
        if(permutation(str1, str2))
            System.out.println("They are each other's permutation");
        else

larry-liu

#include <stdio.h>
#include <stdlib.h>

void reverse(char* str);

int main(){
    char* str = malloc(256);
    strcpy(str, "this is for test");
    printf("%s\n",str);
    reverse(str);

larry-liu

import java.util.HashSet;
import java.util.Set;
public class UniqueChar {
    public static boolean check(String s) {
        Set<Character> hashset = new HashSet<Character>();
        for (int i = 0; i < s.length(); i++) {
            if (hashset.contains(s.charAt(i)))
                return false;
            else
               hashset.add(s.charAt(i));