question_idx
int64
0
175k
question
stringlengths
55
113
answer
int64
0
10
word
stringlengths
4
10
character
stringclasses
52 values
task
stringclasses
4 values
200
How many unique characters appear in the string 'zoll'?
3
zoll
null
count_unique_chars
201
How many unique characters appear in the string 'Chyu'?
4
Chyu
null
count_unique_chars
202
How many unique characters appear in the string 'that'?
3
that
null
count_unique_chars
203
How many unique characters appear in the string 'HMRO'?
4
HMRO
null
count_unique_chars
204
How many unique characters appear in the string 'CLUS'?
4
CLUS
null
count_unique_chars
205
How many unique characters appear in the string 'uelt'?
4
uelt
null
count_unique_chars
206
How many unique characters appear in the string 'RISE'?
4
RISE
null
count_unique_chars
207
How many unique characters appear in the string 'ldpg'?
4
ldpg
null
count_unique_chars
208
How many unique characters appear in the string 'PaaS'?
3
PaaS
null
count_unique_chars
209
How many unique characters appear in the string 'eArr'?
3
eArr
null
count_unique_chars
210
How many unique characters appear in the string 'Rulo'?
4
Rulo
null
count_unique_chars
211
How many unique characters appear in the string 'CMOs'?
4
CMOs
null
count_unique_chars
212
How many unique characters appear in the string 'IOPS'?
4
IOPS
null
count_unique_chars
213
How many unique characters appear in the string 'ZADA'?
3
ZADA
null
count_unique_chars
214
How many unique characters appear in the string 'fnbA'?
4
fnbA
null
count_unique_chars
215
How many unique characters appear in the string 'cycA'?
3
cycA
null
count_unique_chars
216
How many unique characters appear in the string 'Vins'?
4
Vins
null
count_unique_chars
217
How many unique characters appear in the string 'Urbe'?
4
Urbe
null
count_unique_chars
218
How many unique characters appear in the string 'outA'?
4
outA
null
count_unique_chars
219
How many unique characters appear in the string 'Sure'?
4
Sure
null
count_unique_chars
220
How many unique characters appear in the string 'Hunk'?
4
Hunk
null
count_unique_chars
221
How many unique characters appear in the string 'Posm'?
4
Posm
null
count_unique_chars
222
How many unique characters appear in the string 'Drsr'?
3
Drsr
null
count_unique_chars
223
How many unique characters appear in the string 'mire'?
4
mire
null
count_unique_chars
224
How many unique characters appear in the string 'TAGG'?
3
TAGG
null
count_unique_chars
225
How many unique characters appear in the string 'PLDI'?
4
PLDI
null
count_unique_chars
226
How many unique characters appear in the string 'Flug'?
4
Flug
null
count_unique_chars
227
How many unique characters appear in the string 'amma'?
2
amma
null
count_unique_chars
228
How many unique characters appear in the string 'pyaf'?
4
pyaf
null
count_unique_chars
229
How many unique characters appear in the string 'DGIL'?
4
DGIL
null
count_unique_chars
230
How many unique characters appear in the string 'CGPA'?
4
CGPA
null
count_unique_chars
231
How many unique characters appear in the string 'MSUP'?
4
MSUP
null
count_unique_chars
232
How many unique characters appear in the string 'Ilex'?
4
Ilex
null
count_unique_chars
233
How many unique characters appear in the string 'Khoo'?
3
Khoo
null
count_unique_chars
234
How many unique characters appear in the string 'Pitt'?
3
Pitt
null
count_unique_chars
235
How many unique characters appear in the string 'GXII'?
3
GXII
null
count_unique_chars
236
How many unique characters appear in the string 'aega'?
3
aega
null
count_unique_chars
237
How many unique characters appear in the string 'CORS'?
4
CORS
null
count_unique_chars
238
How many unique characters appear in the string 'ICUs'?
4
ICUs
null
count_unique_chars
239
How many unique characters appear in the string 'Kumo'?
4
Kumo
null
count_unique_chars
240
How many unique characters appear in the string 'EQIV'?
4
EQIV
null
count_unique_chars
241
How many unique characters appear in the string 'ESNs'?
4
ESNs
null
count_unique_chars
242
How many unique characters appear in the string 'SACC'?
3
SACC
null
count_unique_chars
243
How many unique characters appear in the string 'Japy'?
4
Japy
null
count_unique_chars
244
How many unique characters appear in the string 'sbiw'?
4
sbiw
null
count_unique_chars
245
How many unique characters appear in the string 'PERU'?
4
PERU
null
count_unique_chars
246
How many unique characters appear in the string 'ston'?
4
ston
null
count_unique_chars
247
How many unique characters appear in the string 'AEMS'?
4
AEMS
null
count_unique_chars
248
How many unique characters appear in the string 'egos'?
4
egos
null
count_unique_chars
249
How many unique characters appear in the string 'IPLO'?
4
IPLO
null
count_unique_chars
250
How many unique characters appear in the string 'Akil'?
4
Akil
null
count_unique_chars
251
How many unique characters appear in the string 'XMLs'?
4
XMLs
null
count_unique_chars
252
How many unique characters appear in the string 'FRAC'?
4
FRAC
null
count_unique_chars
253
How many unique characters appear in the string 'gihe'?
4
gihe
null
count_unique_chars
254
How many unique characters appear in the string 'Tite'?
4
Tite
null
count_unique_chars
255
How many unique characters appear in the string 'Lane'?
4
Lane
null
count_unique_chars
256
How many unique characters appear in the string 'pouf'?
4
pouf
null
count_unique_chars
257
How many unique characters appear in the string 'laun'?
4
laun
null
count_unique_chars
258
How many unique characters appear in the string 'nies'?
4
nies
null
count_unique_chars
259
How many unique characters appear in the string 'JMac'?
4
JMac
null
count_unique_chars
260
How many unique characters appear in the string 'addr'?
3
addr
null
count_unique_chars
261
How many unique characters appear in the string 'pian'?
4
pian
null
count_unique_chars
262
How many unique characters appear in the string 'NLPD'?
4
NLPD
null
count_unique_chars
263
How many unique characters appear in the string 'ACAT'?
3
ACAT
null
count_unique_chars
264
How many unique characters appear in the string 'avow'?
4
avow
null
count_unique_chars
265
How many unique characters appear in the string 'LanA'?
4
LanA
null
count_unique_chars
266
How many unique characters appear in the string 'TDFC'?
4
TDFC
null
count_unique_chars
267
How many unique characters appear in the string 'faif'?
3
faif
null
count_unique_chars
268
How many unique characters appear in the string 'Kogo'?
3
Kogo
null
count_unique_chars
269
How many unique characters appear in the string 'HEEN'?
3
HEEN
null
count_unique_chars
270
How many unique characters appear in the string 'Dmer'?
4
Dmer
null
count_unique_chars
271
How many unique characters appear in the string 'coif'?
4
coif
null
count_unique_chars
272
How many unique characters appear in the string 'MSXn'?
4
MSXn
null
count_unique_chars
273
How many unique characters appear in the string 'atma'?
3
atma
null
count_unique_chars
274
How many unique characters appear in the string 'AULT'?
4
AULT
null
count_unique_chars
275
How many unique characters appear in the string 'CPDs'?
4
CPDs
null
count_unique_chars
276
How many unique characters appear in the string 'mdsq'?
4
mdsq
null
count_unique_chars
277
How many unique characters appear in the string 'clou'?
4
clou
null
count_unique_chars
278
How many unique characters appear in the string 'Ioka'?
4
Ioka
null
count_unique_chars
279
How many unique characters appear in the string 'FCEU'?
4
FCEU
null
count_unique_chars
280
How many unique characters appear in the string 'raaz'?
3
raaz
null
count_unique_chars
281
How many unique characters appear in the string 'DHHC'?
3
DHHC
null
count_unique_chars
282
How many unique characters appear in the string 'NCCO'?
3
NCCO
null
count_unique_chars
283
How many unique characters appear in the string 'mAPs'?
4
mAPs
null
count_unique_chars
284
How many unique characters appear in the string 'eqmk'?
4
eqmk
null
count_unique_chars
285
How many unique characters appear in the string 'Habu'?
4
Habu
null
count_unique_chars
286
How many unique characters appear in the string 'Huby'?
4
Huby
null
count_unique_chars
287
How many unique characters appear in the string 'iint'?
3
iint
null
count_unique_chars
288
How many unique characters appear in the string 'OCCA'?
3
OCCA
null
count_unique_chars
289
How many unique characters appear in the string 'Horn'?
4
Horn
null
count_unique_chars
290
How many unique characters appear in the string 'CSCE'?
3
CSCE
null
count_unique_chars
291
How many unique characters appear in the string 'leau'?
4
leau
null
count_unique_chars
292
How many unique characters appear in the string 'mVal'?
4
mVal
null
count_unique_chars
293
How many unique characters appear in the string 'sqmi'?
4
sqmi
null
count_unique_chars
294
How many unique characters appear in the string 'mids'?
4
mids
null
count_unique_chars
295
How many unique characters appear in the string 'SFML'?
4
SFML
null
count_unique_chars
296
How many unique characters appear in the string 'hews'?
4
hews
null
count_unique_chars
297
How many unique characters appear in the string 'ithe'?
4
ithe
null
count_unique_chars
298
How many unique characters appear in the string 'Tago'?
4
Tago
null
count_unique_chars
299
How many unique characters appear in the string 'Moen'?
4
Moen
null
count_unique_chars