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Problems

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  ID Title Submit Solved
  1200 The Alphabet Game 18 6
  1201 Microfiches 14 4
  1202 SubStrings 96 51
  1203 Pass-Muraille 417 116
  1204 Grandpa's Estate 16 8
  1205 Street Crossing 4 4
  1206 Solitaire 104 16
  1207 Matrix 16 7
  1208 Concurrency Simulator 15 5
  1209 Temple of Dune 95 33
  1210 Ferry Loading II 38 23
  1211 Catenyms 43 8
  1212 Basic 30 6
  1213 Rock, Scissors, Paper 51 28
  1214 Intellectual Property 7 0
  1215 Persistent Numbers 49 19
  1216 Major Scales 30 17
  1217 Dumb Bones 3 2
  1218 Guessing Game 245 88
  1219 Multi-Peg Towers of Hanoi 0 0
  1220 Make Polygon 83 11
  1221 The Marriage Interview ;-) 128 31
  1222 Sum-up the Primes (II) 19 4
  1223 Unique World 60 17
  1224 Traffic 39 3
  1225 World Cup Noise 82 28
  1226 Ancient Village Sports 15 10
  1227 Marcus, help! 42 14
  1228 The One-Handed Typist 156 32
  1229 Injured Queen Problem 50 19
  1230 Titans are in Danger! 12 0
  1231 Vampire Numbers 14 5
  1232 Connect the Campus 97 13
  1233 The Golden Pentagon 8 2
  1234 Optimus Prime 0 0
  1235 Game Show Math 76 20
  1236 Cactus 11 3
  1237 Councilling 11 5
  1238 A Day in Math-land 72 4
  1239 Bangladesh Sequences 15 0
  1240 River Crossing 1 1
  1241 Powers Et Al. 166 37
  1242 Another Counting Problem 23 9
  1243 Twin Primes 112 34
  1244 Triangle Covering 0 0
  1245 Wind of Change! 6 4
  1246 How Many Calls? 23 6
  1247 ԹƱ 345 77
  1248 Where is the Marble? 109 32
  1249 Help the Leaders 120 25
  1250 Spam or Not Spam 5 2
  1251 The Hybrid Knight 38 5
  1252 Sabotage 6 4
  1253 The Candyman Can 35 13
  1254 The Sum Equals the Product 16 9
  1255 Simple Base Conversion 193 72
  1256 The Falling Pillars 7 0
  1257 The Hendrie Sequence 0 0
  1258 The Gift Wrappers of Hollywood 0 0
  1259 The Richest Man of the Universe 16 9
  1260 The Color Game 7 4
  1261 Trees on My Island 35 6
  1262 The Tourist Guide 33 13
  1263 Longest Match 30 8
  1264 Bangla Numbers 137 19
  1265 The most distant state 16 7
  1266 Test the Rods 26 3
  1267 The Tajmahal of ++Y2k 0 0
  1268 Repackaging 7 2
  1269 Marbles 104 24
  1270 The Valentine's Day 46 7
  1271 Complex Numbers 29 4
  1272 Pit Stop Strategy 1 1
  1273 Shogi Tournament 1 1
  1274 The Rock 9 4
  1275 Watering Grass 36 6
  1276 Queen vs Rook 0 0
  1277 The Wall Pushers 3 1
  1278 Duathlon 25 3
  1279 Circles in Triangle 4 3
  1280 The Fibonacci Primes 26 4
  1281 Bishops 2 1
  1282 Throw the Dice 18 1
  1283 The Book-shelver's Problem 17 6
  1284 The n-Dimensional Cities 1 1
  1285 Fire! Fire!! Fire!!! 7 3
  1286 First Love 5 2
  1287 The Closest Pair Problem 34 4
  1288 The Problem with the Problem Setter 9 4
  1289 An Easy Problem! 65 13
  1290 Place the Guards 34 1
  1291 Saving the Planet 0 0
  1292 (2/3/4)-D Sqr/Rects/Cubes/Boxes? 11 6
  1293 Meeting Prof. Miguel 47 7
  1294 Naughty Sleepy Boys 8 7
  1295 The Roots 1 1
  1296 Make Palindrome 28 10
  1297 Trexpression 5 3
  1298 Magic Car 4 2
  1299 Cricket Ranking 0 0