honghaoz

#inlcude <cstring>
#include <iostream>
#include <set>
#include <cstring>
using namespace std;

bool checkUniqueChars(char *str) {
    char *strP = str;
    set<char> testSet;
    pair<set<char>::iterator, bool> result;

honghaoz

#include<iostream>
using namespace std;

void reverse(char a[]) {
	int length = strlen(a);
	char temp;
	for (int i = 0; i < length / 2; i++) {
		temp = a[i];
		a[i] = a[length - 1 - i];
		a[length - 1 - i] = temp;

honghaoz

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

/**
 * https://class.coursera.org/algo/quiz/attempt?quiz_id=52
 */
public class MinCut {

    private static class Graph {