Cipher Challenge
The Slow Work of Rust
Introduction
A scientific explanation of iron corrosion and the roles of water, oxygen, salts, coatings, and contact with other metals.
Count overlapping units and compare their distributions.
Live output649 overlapping units
| Unit | Count | Share | Rank |
|---|---|---|---|
| U | 75 | 11.6% | 1 |
| K | 58 | 8.9% | 2 |
| T | 58 | 8.9% | 3 |
| W | 55 | 8.5% | 4 |
| Q | 50 | 7.7% | 5 |
| L | 49 | 7.6% | 6 |
| Z | 45 | 6.9% | 7 |
| G | 40 | 6.2% | 8 |
| I | 40 | 6.2% | 9 |
| S | 29 | 4.5% | 10 |
| V | 23 | 3.5% | 11 |
| D | 22 | 3.4% | 12 |
1
TFZW NQTBZ JDUG LTQG TUKIWZ
24
JLWD QERPUG KGV JKWUT WDTQFPD
49
K ZUTLUZ QN USUIWTQIDUBLIKS
73
MTQIUZZUZ. WLGR TUPLQGZ QG K
96
BUWKS ZFTNKIU IKG KIW KZ
116
VLNNUTUGW TUKIWLQG ZLWUZ.
138
LTQG KWQBZ SQZU USUIWTQGZ,
160
JDLSU QERPUG VLZZQSXUV LG
182
JKWUT MKTWLILMKWUZ LG
201
TUKIWLQGZ WDKW MTQVFIU
221
DRVTQELVU LQGZ. WDU MTQVFIWZ
245
IQBYLGU KGV IDKGPU LGWQ
265
DRVTKWUV LTQG QELVUZ, WDU
286
TUVVLZD BKWUTLKS IQBBQGSR
309
IKSSUV TFZW. ZKSW KIIUSUTKWUZ
334
IQTTQZLQG YR BKHLGP JKWUT
356
IQGVFIW USUIWTLI IDKTPU BQTU
381
UNNUIWLXUSR, JDLID LZ JDR
402
IQKZWKS KLT KGV JLGWUT TQKV
425
ZKSW KTU DKTV QG ZWUUS. MKLGW,
448
QLS, MSKWLGP, KGV MTQWUIWLXU
471
KSSQRZ ZSQJ TFZW YR
487
ZUMKTKWLGP LTQG NTQB JKWUT QT
512
QERPUG. ZKITLNLILKS BUWKSZ
535
IKG IQTTQVU LG MSKIU QN WDU
557
MTQWUIWUV QYCUIW. TFZW
576
KMMUKTZ PTKVFKS, YFW LWZ
596
IDUBLZWTR LZ KIWLXU KGRJDUTU
621
BQLZWFTU TUKIDUZ XFSGUTKYSU
646
LTQG.
Compare word shapes, terminals, contacts, and reversals.
Live output120 words · 94 distinct
| Word | Pattern | Count | Start positions |
|---|---|---|---|
LTQG | 1.2.3.4 | 5 | 14, 138, 273, 497, 646 |
TFZW | 1.2.3.4 | 4 | 1, 315, 481, 572 |
KGV | 1.2.3 | 4 | 34, 252, 412, 458 |
JKWUT | 1.2.3.4.5 | 4 | 37, 182, 351, 505 |
QERPUG | 1.2.3.4.5.6 | 3 | 28, 165, 512 |
LG | 1.2 | 3 | 180, 199, 545 |
WDU | 1.2.3 | 3 | 234, 283, 554 |
K | 1 | 2 | 49, 95 |
QN | 1.2 | 2 | 56, 552 |
QG | 1.2 | 2 | 93, 436 |
IKG | 1.2.3 | 2 | 108, 535 |
ZKSW | 1.2.3.4 | 2 | 319, 425 |
Terminals
| Sequence | Initial | Final |
|---|---|---|
QG | 2 | 9 |
UZ | 0 | 7 |
IQ | 6 | 0 |
KS | 1 | 6 |
TU | 6 | 4 |
KG | 5 | 2 |
LT | 5 | 1 |
LTQ | 5 | 0 |
MT | 5 | 0 |
MTQ | 5 | 0 |
TQG | 0 | 5 |
UT | 0 | 5 |
Contacts
| Letter | Left | Right |
|---|---|---|
B | 4: Q 4, U 2, B 1, T 1 | 7: Q 3, K 2, L 2, U 2, Z 2, B 1, Y 1 |
C | 1: Y 1 | 1: U 1 |
D | 5: I 6, W 6, J 5, P 1, Z 1 | 5: U 8, K 4, R 3, L 2, T 1 |
E | 1: Q 5 | 2: R 3, L 2 |
F | 7: T 4, V 4, Q 1, W 1, X 1, Y 1, Z 1 | 7: Z 4, I 3, T 2, K 1, P 1, S 1, W 1 |
G | 5: Q 15, L 11, K 8, U 5, S 1 | 7: V 5, P 4, W 4, Z 4, R 2, U 2, S 1 |
H | 1: K 1 | 1: L 1 |
I | 6: K 10, U 7, L 5, F 3, Q 2, I 1 | 8: W 14, D 6, Q 6, U 5, K 4, L 2, I 1, T 1 |
J | 2: Q 1, R 1 | 3: D 5, K 4, L 2 |
K | 14: T 5, U 5, D 4, I 4, J 4, M 4, W 3, Z 3, B 2, L 2, Q 2, S 2, F 1, N 1 | 11: W 12, S 11, I 10, G 8, T 6, L 2, V 2, Z 2, H 1, M 1, Y 1 |
L | 15: W 9, T 4, V 3, B 2, D 2, E 2, I 2, J 2, K 2, Q 2, Z 2, H 1, N 1, P 1, Y 1 | 13: G 11, T 6, Z 6, I 5, Q 5, W 3, X 3, K 2, N 2, S 2, V 2, M 1, U 1 |
M | 4: K 1, L 1, M 1, U 1 | 5: T 5, K 4, S 2, M 1, U 1 |
Reversals
QT 5 · TQ 18TU 11 · UT 11UW 2 · WU 14KW 12 · WK 3IK 4 · KI 10KS 11 · SK 2SU 7 · US 6IU 5 · UI 7LW 3 · WL 9UZ 8 · ZU 4KT 6 · TK 5WZ 3 · ZW 8A
B
Plain
ABCDEFGHIJKLMNOPQRSTUVWXYZThe cipher alphabet must contain exactly 26 letters.