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def factorial(n):
    """ 
    Int -> Int

    Compute the factorial of n
    """
    result = 1
    for i in range(1, n + 1):
        result = result * i

jjlumagbas

import java.util.List;

public class Graph {
  public void addNode(String src) {

  }

  public void addEdge(String src, String dst) {

  }

jjlumagbas

import java.util.LinkedList;
import java.util.List;

public class HashTable<V> {

  private int capacity;
  private List<V>[] buckets;

  public HashTable(int capacity) {
    this.capacity = capacity;

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public class HeapSorter {
  private int[] items;
  private int heapSize;
  private final int ROOT = 0;

  public HeapSorter(int[] items) {
    this.items = items;
    this.heapSize = 0;
  }

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def display(lst):
    for el in lst:
        print(el)

# display(["Hi", "Hello", "Bye"])


def display2(lst):
    for i in range(0, len(lst)):

jjlumagbas

public class SplayTree {

  private MyTreeNode root;

  public SplayTree() {
    this.root = null;
  }

  // convenience function for testing
  public Integer root() {

jjlumagbas

greets = ["hi", "hello", "bye"]

print(greets[0].upper())

def cap_list(lst):
    pass # do this

cap_list(greets)

jjlumagbas

Square

• char
• visited
• location (int row, col)

Maze

• 2d array of Squares

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def foo(x, y):
    current = x + y
    while (current < 100):
        current = current + x + y
        print(current)
    print("loop finished")


foo(10, 10)

jjlumagbas

Guessing games

How to hide user input

import getpass
age = getpass.getpass('Enter your age:')
print("Entered age is: " + age)