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# Make a Bisection Search (or binary search), | |
# similar to what you do in dictionary. | |
# You start in the middle of the list, then you search the second half | |
# https://github.com/AllenDowney/ThinkPython2/blob/master/code/words.txt | |
# Word List | |
words = [] | |
for line in open("/var/www/python/words.txt"): |
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# Use incremental development to write a function called hypotenuse | |
# The function returns the length of the hypotenuse of a right triangle | |
# The function gets the other two legs as arguments | |
# Record each stage of the development | |
# SOLUTION | |
# v1.0 -------------------------- | |
def hypotenuse(a, b): | |
return 0 |
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# Write a function called is_palindrom | |
# You can use built-in funciton len to check the string length | |
# A palindorm is a word that is spelled the same backward and forward | |
# Example: noon, redivider | |
def first(word): return word[0] | |
def last(word): return word[-1] | |
def middle(word): return word[1:-1] |
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# Write a function named distance_between_points() | |
# that takes 2 Point as argument | |
# and return the distance between them | |
import math | |
class Point: """ a 2D point """ | |
a = Point() | |
a.x = 0.0 |
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""" | |
There are no positive integers a, b, c so that | |
a**n + b**n = c**n for any number > 2 (Fermat Last Theorem) | |
-------------------------------------------------------------- | |
Define a function prompt_user() that ask user | |
to input values for a, b, c and n and converts them to ingeters | |
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""" | |
Make a copy of square() and change the name to polygon() | |
Add another parameter named n and modify the body ... | |
so it draws an n-sided regular polygon. | |
Hint: The exterior angles of an n-sided regular polygon are 360/n degrees. | |
import turtle | |
def square(t, length): |
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""" | |
Write a function called circle that takes a turtle, t, and radius, r, | |
as parameters and that draws an approximate circle | |
by calling polygon with an appropriate length and number of sides. | |
Test your function with a range of values of r. | |
Hint: figure out the circumference of the circle | |
and make sure that length * n = circumference. |
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""" | |
Write a function called square() that ... | |
takes a parameter named t, which is a turtle. | |
It should use the turtle to draw a square. | |
import turtle | |
bob = turtle.Turtle() | |
square(bob) | |
turtle.mainloop() """ |
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""" | |
Write a function that reads words in words.txt and ... | |
store them in a dictionary | |
Use the in operator as a fast way to check | |
Compare the speed of impelemtation with the bisection search | |
https://github.com/AllenDowney/ThinkPython2/blob/master/code/words.txt | |
https://gist.github.com/minte9/4c411d0c83cfdfa718085f792f810a18 """ |
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/** | |
* This code will throw an Exception Error | |
* Correct the error line | |
*/ | |
class App { | |
public static void main(String[] args) { | |
/** | |
* SOLUTION |