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Problems

Topics
Difficulty
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1267
Knight Moves!
Medium
1268
Efficient production
Medium
1269
Fractions
Medium
1270
Prime Sums
Easy
1271
Seinfeld
Very easy
1272
Tiles of Tetris, NOT!
Very easy
1273
Not so Flat After All
1274
Probability One
1275
Hop - Don`t Walk
1276
Air Strike
1277
Stock Chase
Very easy
1278
Land Division
Easy
1279
Kind of a Blur
1280
National Treasures
Very easy
1281
Simple task for Sharik
Very easy
1282
Simple task Pechkin
Very easy
1283
Banking reform
Very easy
1284
Honeycomb Walk
Easy
1285
Goldbach Division
Easy
1286
School canteen
Very easy
1287
Tennis competitions
Very easy
1288
n-digit numbers
Medium
1289
Lunch
Very easy
1290
License plate
Medium
1291
Lucky number Masha
Hard
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