ARBITRAG - Arbitrage

图论

SFLIP - Segment Flip

LANDFILL - Landfill

CARNIVAL - Complan Carnival

MAIN111 - Strictly not a Prime

枚举 · 素数判断,质数,筛法

MAIN112 - Re-Arrange II

MAIN113 - Special String

GAME31 - The game of 31

BUZZW - Buzzwords

NEWH - New Horizons

ADDMUL - To Add or to Multiply

YALOP - Trial of Doom

BLOCKDRO - Block Drop

CLONES - Attack of the Clones

SHORTCIR - Shortest Circuit Evaluation

GENETICS - Genetics

SWARM - Swarm of Polygons

GHOSTS - Ghosts having fun

THREETW1 - Connecting three towns (variation)

ANARC07J - Johny Hates Math

ADFRUITS - Advanced Fruits

ZSUM - Just Add It

WORKB - Working in Beijing

PAINTWAL - Paint on a Wall

DSUBTREE - Distinct Subtrees

DIST2 - Jimmy´s Travel Plan

MARIO2 - Mario and Mushrooms

AND - Magic Bitwise AND Operation

CYLINDES - Shortest Path on a Cylinder

ADSPROP - Ads Proposal

PUZZLE24 - 24-Puzzle

BOMB2 - Bombing

TETRISGM - Game

HUNT1 - Dwarven Sniper´s Hunting

XOREQ - XOR Equations

UNLOCK - Unlock the Cellphone

LCM - The Time of Day

DSUBMTR - Distinct Submatrices

TANKS - Tanks

CIPHERJ - Cipher

DEPARTJ - Department

JTRIP - Johns Trip

MAYCA - Maya Calendar

TRANSJ - Transportation

JZPLIT - Turn on the lights

高斯消元

JZPLIT2 - Turn on the lights 2

高斯消元

DCES - Dynamic Congruence Equation System

DPAIR - Counting d-pairs

PAIRSUM - Sum of Pairwise Products

数学 · 前缀和 · 分块

STRCOUNT - Counting binary strings