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ZOJ Problem Set Vol 1
Vol 1
Vol 2
Vol 3
Vol 4
Vol 5
Vol 6
Vol 7
Vol 8
Vol 9
Vol 10
Vol 11
Vol 12
Vol 13
Vol 14
Vol 15
Vol 16
Vol 17
Vol 18
Vol 19
Vol 20
Vol 21
Vol 22
Vol 23
ID
Title
Ratio
(
AC
/
All)
1001
A + B Problem
42.37% (
32432
/
76531
)
1002
Fire Net
31.74% (
6665
/
20998
)
1003
Crashing Balloon
25.04% (
4035
/
16110
)
1004
Anagrams by Stack
41.57% (
2925
/
7036
)
1005
Jugs
41.74% (
3557
/
8520
)
1006
Do the Untwist
47.65% (
3367
/
7066
)
1007
Numerical Summation of a Series
47.91% (
1835
/
3830
)
1008
Gnome Tetravex
20.55% (
1759
/
8557
)
1009
Enigma
21.99% (
897
/
4079
)
1010
Area
24.57% (
1454
/
5917
)
1011
NTA
24.23% (
488
/
2014
)
1012
Mainframe
20.50% (
299
/
1458
)
1013
Great Equipment
28.10% (
707
/
2516
)
1014
Operand
19.95% (
273
/
1368
)
1015
Fishing Net
23.63% (
547
/
2314
)
1016
Parencodings
40.23% (
2599
/
6460
)
1017
The Bermuda Triagle
26.45% (
82
/
310
)
1018
Deformed Wheel
37.27% (
63
/
169
)
1019
Illusive Chase
41.12% (
306
/
744
)
1020
Puzzle Out
11.87% (
88
/
741
)
1021
The Willy Memorial Program
26.71% (
78
/
292
)
1022
Parallel Expectations
12.55% (
61
/
486
)
1023
University Entrace Examination
24.77% (
84
/
339
)
1024
Calendar Game
38.53% (
734
/
1905
)
1025
Wooden Sticks
33.05% (
2590
/
7836
)
1026
Modular multiplication of polynomials
37.62% (
581
/
1544
)
1027
Human Gene Functions
50.39% (
1718
/
3409
)
1028
Flip and Shift
45.18% (
1108
/
2452
)
1029
Moving Tables
31.10% (
1667
/
5359
)
1030
Farmland
51.23% (
145
/
283
)
1031
Square Destroyer
43.94% (
207
/
471
)
1032
Area 2
43.04% (
390
/
906
)
1033
Ambiguous Dates
29.03% (
63
/
217
)
1034
Cog-Wheels
8.46% (
61
/
721
)
1035
Cube
41.44% (
46
/
111
)
1036
Enigma 2
54.09% (
66
/
122
)
1037
Gridland
32.40% (
3650
/
11265
)
1038
T9
29.53% (
384
/
1300
)
1039
Number Game
31.39% (
243
/
774
)
1040
Signal Box
57.44% (
27
/
47
)
1041
Transmitters
48.97% (
907
/
1852
)
1042
W's Cipher
43.46% (
788
/
1813
)
1043
Split Windows
51.49% (
69
/
134
)
1044
Index Generation
31.53% (
35
/
111
)
1045
HangOver
53.05% (
5766
/
10868
)
1046
Double Vision
29.07% (
41
/
141
)
1047
Image Perimeters
60.28% (
1084
/
1798
)
1048
Financial Management
42.16% (
7790
/
18474
)
1049
I Think I Need a Houseboat
40.52% (
4669
/
11520
)
1050
Start Up the Startup
22.39% (
213
/
951
)
1051
A New Growth Industry
32.89% (
1429
/
4344
)
1052
Algernon's Noxious Emissions
44.26% (
54
/
122
)
1053
FDNY to the Rescue!
24.82% (
213
/
858
)
1054
For the Porsche
41.44% (
46
/
111
)
1055
Oh, Those Achin' Feet
29.16% (
56
/
192
)
1056
The Worm Turns
45.25% (
1456
/
3217
)
1057
Undercut
23.13% (
3221
/
13924
)
1058
Currency Exchange
40.64% (
975
/
2399
)
1059
What's In a Name
22.97% (
133
/
579
)
1060
Sorting It All Out
29.89% (
887
/
2967
)
1061
Web Navigation
30.13% (
1650
/
5475
)
1062
Trees Made to Order
59.04% (
653
/
1106
)
1063
Space Station Shielding
32.25% (
210
/
651
)
1064
Roads Scholar
35.97% (
68
/
189
)
1065
Robots
38.02% (
27
/
71
)
1066
Square Ice
39.92% (
214
/
536
)
1067
Color Me Less
45.63% (
3381
/
7408
)
1068
P,MTHBGWB
60.29% (
1078
/
1788
)
1069
Plato's Blocks
52.87% (
46
/
87
)
1070
Bode Plot
78.60% (
904
/
1150
)
1071
Follow My Logic
24.13% (
42
/
174
)
1072
Microprocessor Simulation
41.73% (
245
/
587
)
1073
Round and Round We Go
47.17% (
1342
/
2845
)
1074
To the Max
48.37% (
2726
/
5635
)
1075
Set Me
35.80% (
116
/
324
)
1076
Gene Assembly
40.72% (
1648
/
4047
)
1077
Genetic Combinations
31.44% (
72
/
229
)
1078
Palindrom Numbers
43.78% (
2911
/
6649
)
1079
Robotic Jigsaw
37.34% (
31
/
83
)
1080
Direct Subtraction
34.78% (
40
/
115
)
1081
Points Within
26.20% (
701
/
2675
)
1082
Stockbroker Grapevine
52.65% (
1030
/
1956
)
1083
Frame Stacking
45.09% (
271
/
601
)
1084
Channel Allocation
44.80% (
582
/
1299
)
1085
Alien Security
28.69% (
369
/
1286
)
1086
Octal Fractions
52.20% (
911
/
1745
)
1087
Cracking the Code
19.94% (
69
/
346
)
1088
System Overload
60.95% (
2655
/
4356
)
1089
Lotto
43.41% (
2494
/
5744
)
1090
The Circumference of the Circle
53.79% (
2203
/
4095
)
1091
Knight Moves
49.04% (
2410
/
4914
)
1092
Arbitrage
37.86% (
878
/
2319
)
1093
Monkey and Banana
48.09% (
1679
/
3491
)
1094
Matrix Chain Multiplication
61.92% (
1163
/
1878
)
1095
Humble Numbers
37.88% (
2074
/
5474
)
1096
Subway
32.19% (
141
/
438
)
1097
Code the Tree
29.65% (
553
/
1865
)
1098
Simple Computers
27.70% (
517
/
1866
)
1099
HTML
23.62% (
1539
/
6515
)
1100
Mondriaan's Dream
38.07% (
696
/
1828
)
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