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Problem set. Volume 2
Solved problems:
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ID
Title
Source
Authors
Difficulty
1100
Final Standings
Tetrahedron Team Online Contest May 2001
11252
44
1101
Robot in the Field
Tetrahedron Team Online Contest May 2001
920
535
1102
Strange Dialog
Tetrahedron Team Online Contest May 2001
2997
165
1103
Pencils and Circles
Tetrahedron Team Online Contest May 2001
977
504
1104
Don’t Ask Woman about Her Age
Tetrahedron Team Online Contest May 2001
5259
94
1105
Observers Coloring
Tetrahedron Team Online Contest May 2001
594
823
1106
Two Teams
Tetrahedron Team Online Contest May 2001
6738
74
1107
Warehouse Problem
Tetrahedron Team Online Contest May 2001
1163
424
1108
Heritage
Bulgarian Online Contest September 2001
1984
250
1109
Conference
Bulgarian Online Contest September 2001
1989
250
1110
Power
Bulgarian Online Contest September 2001
9508
52
1111
Squares
Bulgarian Online Contest September 2001
1278
388
1112
Cover
Bulgarian Online Contest September 2001
3030
164
1113
Jeep
Bulgarian Online Contest September 2001
1884
264
1114
Boxes
Bulgarian Online Contest September 2001
2586
192
1115
Ships
Bulgarian Online Contest September 2001
1195
415
1116
Piecewise Constant Function
Autumn School Contest 2001
1502
331
1117
Hierarchy
Autumn School Contest 2001
1792
277
1118
Nontrivial Numbers
Autumn School Contest 2001
4840
103
1119
Metro
Autumn School Contest 2001
7156
70
1120
Sum of Sequential Numbers
Autumn School Contest 2001
5731
87
1121
Branches
Autumn School Contest 2001
1417
350
1122
Game
Autumn School Contest 2001
1998
249
1123
Salary
Autumn School Contest 2001
4105
121
1124
Mosaic
USU Championship 2001
1668
298
1125
Hopscotch
USU Championship 2001
2118
235
1126
Magnetic Storms
USU Championship 2001
5426
92
1127
Colored Bricks
USU Championship 2001
1543
322
1128
Partition into Groups
USU Championship 2001
1202
413
1129
Door Painting
USU Championship 2001
1220
407
1130
Nikifor's Walk
USU Championship 2001
519
945
1131
Copying
USU Championship 2001
6545
76
1132
Square Root
896
552
1133
Fibonacci Sequence
NEERC 2001 Central Subregional
2232
223
1134
Cards
NEERC 2001 Central Subregional
2543
196
1135
Recruits
NEERC 2001 Central Subregional
3095
161
1136
Parliament
NEERC 2001 Central Subregional
5011
100
1137
Bus Routes
NEERC 2001 Central Subregional
1545
322
1138
Integer Percentage
NEERC 2001 Central Subregional
2468
202
1139
City Blocks
NEERC 2001 Central Subregional
6432
78
1140
Swamp Incident
NEERC 2001 Central Subregional
1314
378
1141
RSA Attack
1359
366
1142
Relations
DSAP Vietnam Online Contest November 2001
3246
154
1143
Electric Path
DSAP Vietnam Online Contest November 2001
844
586
1144
The Emperor's Riddle
DSAP Vietnam Online Contest November 2001
247
1948
1145
Rope in the Labyrinth
DSAP Vietnam Online Contest November 2001
1400
355
1146
Maximum Sum
DSAP Vietnam Online Contest November 2001
6311
79
1147
Shaping Regions
DSAP Vietnam Online Contest November 2001
665
741
1148
Building Towers
DSAP Vietnam Online Contest November 2001
280
1726
1149
Sinus Dances
8293
60
1150
Page Numbers
Ural Championship 2001. Round 2
2003
249
1151
Radiobeacons
Ural Championship 2001. Round 2
465
1054
1152
False Mirrors
Ural Championship 2001. Round 2
3222
155
1153
Supercomputer
Ural Championship 2001. Round 2
1660
300
1154
Mages Contest
Ural Championship 2001. Round 2
554
888
1155
Troubleduons
Ural Championship 2001. Round 2
2808
178
1156
Two Rounds
Ural Championship 2001. Round 2
1519
328
1157
Young Tiler
Ural Championship 2001. Round 2
2495
200
1158
Censored!
NEERC 2001 Northern Subregional
981
505
1159
Fence
NEERC 2001 Northern Subregional
654
754
1160
Network
NEERC 2001 Northern Subregional
3455
146
1161
Stripies
NEERC 2001 Northern Subregional
5442
92
1162
Currency Exchange
NEERC 2001 Northern Subregional
2533
197
1163
Chapaev
NEERC 2001 Northern Subregional
112
4106
1164
Fillword
NEERC 2001 Northern Subregional
2426
206
1165
Subnumber
NEERC 2001 Northern Subregional
531
926
1166
Funny Card Game
NEERC 2001 Northern Subregional
133
3584
1167
Bicolored Horses
Romanian Online Contest December 2001
3679
136
1168
Radio Stations
Romanian Online Contest December 2001
673
734
1169
Pairs
Romanian Online Contest December 2001
679
727
1170
Desert
Romanian Online Contest December 2001
327
1487
1171
Lost in Space
Romanian Online Contest December 2001
385
1268
1172
Ship Routes
Romanian Online Contest December 2001
891
556
1173
Lazy Snail
Romanian Online Contest December 2001
459
1068
1174
Weird Permutations
Romanian Online Contest December 2001
685
721
1175
Strange Sequence
USU Personal Contest 2002
513
960
1176
Hyperchannels
USU Personal Contest 2002
1491
335
1177
Like Comparisons
USU Personal Contest 2002
393
1246
1178
Akbardin’s Roads
USU Personal Contest 2002
3350
149
1179
Numbers in Text
USU Personal Contest 2002
1695
294
1180
Stone Game
USU Personal Contest 2002
5685
88
1181
Cutting a Painted Polygon
USU Personal Contest 2002
1101
452
1182
Team Them Up!
NEERC 2001
969
513
1183
Brackets Sequence
NEERC 2001
2545
197
1184
Cable Master
NEERC 2001
2048
244
1185
Wall
NEERC 2001
1659
301
1186
Chemical Reactions
NEERC 2001
710
698
1187
Statistical Trouble
NEERC 2001
235
2051
1188
Library
NEERC 2001
222
2166
1189
Pairs of Integers
NEERC 2001
992
501
1190
Bar of Chocolate
Spring School Contest 2002
1610
310
1191
Catch the thief!
Spring School Contest 2002
2020
247
1192
Ball in a Dream
Spring School Contest 2002
4603
109
1193
Queue at the Exam
Spring School Contest 2002
2760
181
1194
Handshakes
Spring School Contest 2002
6065
83
1195
Ouths and Crosses
Spring School Contest 2002
1931
259
1196
History Exam
Spring School Contest 2002
9441
53
1197
Lonesome Knight
Spring School Contest 2002
18058
28
1198
Jobbery
1056
489
1199
Mouse
130
3412
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