Problems

1–50 of 130 problems

Problem	Contest / label	Online judges
终极 AVX2 硬件指令提速	Cfz Round 7 G	QOJ #17314
01 String	Cfz Round 2 E	QOJ #16533
Ad-hoc Master	Cfz Round 4 F	QOJ #16540
Ad-hoc Newbie	Cfzcpc Round 3 A	QOJ #16501
Another Searching Problem	Cfzcpc Round 6 A	QOJ #24237
anybody can finds love (expect you)	Cfz Round 7 E	QOJ #17312
Awaken	Cfz Round 4 A	QOJ #16535
Azalea Garden	The 2025 ICPC Asia Xi'an Regional Contest A	QOJ #14681
Battle	Cfz Round 3 A	QOJ #16523
Beautiful Dangos	The 2025 ICPC Asia Xi'an Regional Contest B	QOJ #14682
Binary	Cfz Round 2 B	QOJ #16530
Bingo Game	Cfzcpc Round 6 B	QOJ #24238
Bitwise Puzzle	Cfzcpc Round 3 B	QOJ #16502
breakfast	Cfz Round 7 D	QOJ #17311
Bus Station	Cfzcpc Round 1 A	QOJ #16478
Cafeforces	Cfzcpc Round 1 G	QOJ #16484
Capella	Cfzcpc Round 3 C	QOJ #16503
Card Damage	Cfzcpc Round 5 J	QOJ #18980
Catch the Monster	The 2025 ICPC Asia Xi'an Regional Contest C	QOJ #14683
Change	Cfz Round 3 B	QOJ #16524
Circle	Cfz Round 3 F	QOJ #16528
Color Problem	Cfz Round 8 D	QOJ #17318
Dead Cells	Cfz Round 1 A	QOJ #16519
Dice Tower	Cfzcpc Round 5 B	QOJ #18972
Directed Acyclic Graph	The 2025 ICPC Asia Xi'an Regional Contest D	QOJ #14684
Distant Control	Cfzcpc Round 3 D	QOJ #16504
Dove	Cfz Round 9 C	QOJ #16517
Drifting Toward a Promised Sky 2	Cfzcpc Round 6 C	QOJ #24239
Elevator	Cfz Round 1 C	QOJ #16521
Epilogue of Happiness	The 2025 ICPC Asia Xi'an Regional Contest E	QOJ #14685
Equal	Cfzcpc Round 2 H	QOJ #16493
Equal	Cfzcpc Round 3 E	QOJ #16505
Escape Root	Cfzcpc Round 6 D	QOJ #24240
feel my soul	Cfz Round 7 A	QOJ #17308
Flower	Cfzcpc Round 3 F	QOJ #16506
Follow the Penguins	The 2025 ICPC Asia Xi'an Regional Contest F	QOJ #14686
GCD Master	Cfzcpc Round 5 F	QOJ #18976
GCD Maximum	Cfzcpc Round 2 D	QOJ #16489
Gcd with Xor	Cfz Round 4 D	QOJ #16538
GCD Xor MEX	Cfzcpc Round 1 C	QOJ #16480
Gellyfish and Priority Queue	Cfzcpc Round 3 G	QOJ #16507
GLACIES	Cfz Round 7 C	QOJ #17310
Gnirts 10	Cfz Round 5 C	QOJ #16545
Grand Mex	Cfzcpc Round 5 A	QOJ #18971
Grand Mex 2	Cfzcpc Round 6 E	QOJ #24241
Grand Voting	The 2025 ICPC Asia Xi'an Regional Contest G	QOJ #14687
Head out to the Target	Cfzcpc Round 3 H	QOJ #16508
Heart of Darkness	The 2025 ICPC Asia Xi'an Regional Contest H	QOJ #14688
Hope	Cfz Round 9 B	QOJ #16516
How to Prove	Cfz Round 2 A	QOJ #16529