Cipher Challenge
A River You Can Fold
Introduction
An original long-form riddle about a useful representation that behaves unlike the thing it depicts.
Count overlapping units and compare their distributions.
Live output469 overlapping units
| Unit | Count | Share | Rank |
|---|---|---|---|
| S | 57 | 12.2% | 1 |
| W | 47 | 10.0% | 2 |
| Y | 44 | 9.4% | 3 |
| K | 36 | 7.7% | 4 |
| M | 35 | 7.5% | 5 |
| F | 28 | 6.0% | 6 |
| U | 28 | 6.0% | 7 |
| D | 26 | 5.5% | 8 |
| Q | 22 | 4.7% | 9 |
| T | 22 | 4.7% | 10 |
| E | 18 | 3.8% | 11 |
| P | 15 | 3.2% | 12 |
1
U FRM IFYE YMS VDWPS KY WMYKTSF
26
ORK PYMKWUM MY CWKSF. U TWZS
48
OWMAQ CUKTYRK ERJ WMJ
66
OFWMPTSQ CUKTYRK DSWZSQ.
87
VSYVDS IYDDYC ES KY
103
RMJSFQKWMJ TYC PTYUPSQ,
123
EWKSFUWDQ, EYMSB, YF ESQQWXSQ
147
EYZS. U EWB QVDUK UMKY QSZSFWD
171
VWKTQ WMJ DWKSF LYUM WXWUM.
193
WFFYCQ YIKSM QTYC EB
210
JUFSPKUYM. IYDJ KTS VWXS WMJ U
234
OSMJ CUKTYRK IDYYJUMX KTS
256
KWODS. SMXUMSSFQ, KSWPTSFQ, WMJ
281
VDWMMSFQ JFWC ES CTSM W DYMX
304
SNVDWMWKUYM OSPYESQ TWFJ KY
328
IYDDYC. W ODYPAWXS UM ES UQ W
350
VFYODSE, KTYRXT MY OYWK CUDD
373
WFFUZS KY PDSWF UK. U FSQSEODS W
398
FUZSF OSPWRQS OYKT FSZSWD
420
EYZSESMK KTFYRXT PYMMSPKSJ
444
VDWPSQ. CTWK WE U? U WE W
461
IDYCPTWFK.
Compare word shapes, terminals, contacts, and reversals.
Live output104 words · 80 distinct
| Word | Pattern | Count | Start positions |
|---|---|---|---|
U | 1 | 7 | 1, 43, 151, 233, 388, 456 +1 |
W | 1 | 5 | 299, 334, 349, 397, 460 |
KY | 1.2 | 4 | 17, 101, 326, 379 |
WMJ | 1.2.3 | 4 | 63, 176, 230, 278 |
CUKTYRK | 1.2.3.4.5.6.3 | 3 | 53, 74, 238 |
ES | 1.2 | 3 | 99, 293, 345 |
MY | 1.2 | 2 | 36, 363 |
IYDDYC | 1.2.3.3.2.4 | 2 | 93, 328 |
KTS | 1.2.3 | 2 | 223, 253 |
WE | 1.2 | 2 | 454, 458 |
FRM | 1.2.3 | 1 | 2 |
IFYE | 1.2.3.4 | 1 | 5 |
Terminals
| Sequence | Initial | Final |
|---|---|---|
MJ | 0 | 6 |
SQ | 0 | 6 |
KY | 4 | 5 |
WM | 5 | 0 |
WMJ | 4 | 5 |
CU | 4 | 0 |
ES | 4 | 3 |
KT | 4 | 1 |
RK | 0 | 4 |
SF | 0 | 4 |
UM | 2 | 4 |
YC | 0 | 4 |
Contacts
| Letter | Left | Right |
|---|---|---|
A | 2: M 1, P 1 | 2: Q 1, W 1 |
B | 3: E 1, S 1, W 1 | 0: — |
C | 2: Y 6, W 1 | 5: U 4, T 2, P 1, Q 1, W 1 |
D | 8: V 6, O 4, D 3, W 3, Y 3, I 2, P 1, U 1 | 7: S 6, Y 6, W 5, D 3, J 1, Q 1, U 1 |
E | 3: S 3, W 2, Y 2 | 6: S 6, Y 3, W 2, B 1, O 1, R 1 |
F | 10: S 10, W 5, F 2, I 1, J 1, O 1, T 1, U 1, V 1, Y 1 | 9: Q 4, Y 4, S 3, U 3, W 3, F 2, J 1, K 1, R 1 |
I | 1: Y 1 | 4: Y 3, D 2, F 1, K 1 |
J | 6: M 7, D 1, F 1, R 1, S 1, Y 1 | 3: U 2, F 1, S 1 |
K | 9: W 7, U 5, R 4, M 3, P 2, Y 2, F 1, I 1, Q 1 | 5: T 10, S 6, Y 5, W 3, U 2 |
L | 0: — | 1: Y 1 |
M | 6: W 10, U 7, Y 7, S 5, M 2, R 2 | 9: J 7, S 5, K 3, X 3, Y 3, M 2, A 1, P 1, W 1 |
N | 1: S 1 | 1: V 1 |
Reversals
FS 3 · SF 10MW 1 · WM 10QS 3 · SQ 8KW 3 · WK 7MS 5 · SM 5MY 3 · YM 7SZ 2 · ZS 8DY 6 · YD 3ES 6 · SE 3DW 5 · WD 3FW 3 · WF 5KU 2 · UK 5A
B
Plain
ABCDEFGHIJKLMNOPQRSTUVWXYZThe cipher alphabet must contain exactly 26 letters.