25

CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext

  • Upload
    others

  • View
    4

  • Download
    0

Embed Size (px)

Citation preview

Page 1: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext
Page 2: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext
Page 3: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext
Page 4: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext

sloppress.com

Page 5: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext

http://www.radioarchives.org/annie/

Page 6: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext
Page 7: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext

string

Z a m y l a

Page 8: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext

string

Z a m y l a

Page 9: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext

string

Z a m y l a

Page 10: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext

string

Z a m y l a \0

Page 11: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext

string

Z a m y l a \0 H

a n n a h \0

Page 12: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext

string

Z a m y l a \0 H

a n n a h \0 A n

d i \0 M a r i a

\0

Page 13: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext

arrays

Page 14: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext

arrays

type name[size];

Page 15: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext

command-line argumentsint main(int argc, string argv[])

Page 16: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext

cd pset1

Page 17: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext

make hello

Page 18: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext

mv mario.c ..

Page 19: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext

clang -o hello hello.c

Page 20: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext

problem set 2

Page 21: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext

secret-key crypto

http://www.nuitari.de/crypto.html

Page 22: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext

{crypt}$1$LlBcWwQn$pxTB3yAjbVS/HTD2xuXFI0

Page 23: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext

or fher gb qevax lbhe Binygvar

Page 24: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext

uggcf://lbhgh.or/bUt5FWLEUN0

Page 25: CS50 CDN - week2wcdn.cs50.net/2015/fall/lectures/2/w/week2w.pdf · 2015-09-20 · OVALTINE NET WEIGH OVALTINE The Beverage for Family Fitness! encryption decryption ciphertext plaintext

The End