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Problemset

162 problems · filtered by 2 tags

#	Name	Rating↕	Solved↕
1562B	Scenes From a Memory brute force constructive algorithms implementation math number theory	1000	20.7k
1553G	Common Divisor Graph brute force constructive algorithms dsu graphs hashing math number theory	2700	1.3k
1542B	Plus and Multiply constructive algorithms math number theory	1500	26.9k
1538D	Another Problem About Dividing Numbers constructive algorithms math number theory	1700	15.5k
1521A	Nastia and Nearly Good Numbers constructive algorithms math number theory	1000	42.6k
1521B	Nastia and a Good Array constructive algorithms math number theory	1300	23.1k
1513D	GCD and MST constructive algorithms dsu graphs greedy number theory sortings	2000	6.7k
1511B	GCD Length constructive algorithms math number theory	1100	24.9k
1485D	Multiples and Power Differences constructive algorithms graphs math number theory	2200	5.7k
1477A	Nezzar and Board constructive algorithms math number theory	1800	6.6k
1474B	Different Divisors binary search constructive algorithms greedy math number theory	1000	42.4k
1469D	Ceil Divisions brute force constructive algorithms math number theory	1700	10.3k
1454D	Number into Sequence constructive algorithms math number theory	1300	22.5k
1427E	Xum bitmasks constructive algorithms math matrices number theory	2500	1.7k
1419E	Decryption constructive algorithms implementation math number theory	2100	3.5k
1404D	Game of Pairs constructive algorithms dfs and similar interactive math number theory	2800	1.3k
1401C	Mere Array constructive algorithms math number theory sortings	1300	27.3k
1396A	Multiples of Length constructive algorithms greedy number theory	1600	16.8k
1389A	LCM Problem constructive algorithms greedy math number theory	800	51.4k
1370B	GCD Compression constructive algorithms math number theory	1100	25.3k
1366D	Two Divisors constructive algorithms math number theory	2000	12.6k
1355F	Guess Divisors Count constructive algorithms interactive number theory	2600	984
1332B	Composite Coloring brute force constructive algorithms greedy math number theory	1400	19.3k
1326A	Bad Ugly Numbers constructive algorithms number theory	1000	33k
1325A	EhAb AnD gCd constructive algorithms greedy number theory	800	47.1k
1325D	Ehab the Xorcist bitmasks constructive algorithms greedy number theory	1700	13.8k
1266C	Diverse Matrix constructive algorithms greedy math number theory	1400	10.1k
1264F	Beautiful Fibonacci Problem constructive algorithms number theory	3500	1.1k
1254B1	Send Boxes to Alice (Easy Version) constructive algorithms greedy math number theory ternary search two pointers	1800	5.1k
1254B2	Send Boxes to Alice (Hard Version) constructive algorithms greedy math number theory ternary search two pointers	2100	3.5k
1242A	Tile Painting constructive algorithms math number theory	1500	13.3k
1225G	To Make 1 bitmasks constructive algorithms dp greedy number theory	3100	665
1178D	Prime Graph constructive algorithms greedy math number theory	1500	8k
1174C	Ehab and a Special Coloring Problem constructive algorithms number theory	1300	12.9k
1166B	All the Vowels Please constructive algorithms math number theory	1100	12k
1166E	The LCMs Must be Large bitmasks brute force constructive algorithms math number theory	2100	3k
1149A	Prefix Sum Primes constructive algorithms greedy math number theory	1200	18.2k
1148G	Gold Experience constructive algorithms graphs math number theory probabilities	3300	615
1137D	Cooperative Game constructive algorithms interactive number theory	2400	2.2k
1110C	Meaningless Operations constructive algorithms math number theory	1500	10.1k
1081E	Missing Numbers binary search constructive algorithms greedy math number theory	1900	2.8k
959D	Mahmoud and Ehab and another array construction task constructive algorithms greedy math number theory	1900	3.3k
922F	Divisibility constructive algorithms dp greedy number theory	2400	768
912B	New Year's Eve bitmasks constructive algorithms number theory	1300	14.2k
894B	Ralph And His Magic Field combinatorics constructive algorithms math number theory	1800	4.7k
776B	Sherlock and his girlfriend constructive algorithms number theory	1200	26.6k
772C	Vulnerable Kerbals constructive algorithms dp graphs math number theory	2300	1.5k
766B	Mahmoud and a Triangle constructive algorithms geometry greedy math number theory sortings	1000	38.9k
743C	Vladik and fractions brute force constructive algorithms math number theory	1500	13.6k
682A	Alyona and Numbers constructive algorithms math number theory	1100	24.3k
665D	Simple Subset constructive algorithms greedy number theory	1800	4.2k
633B	A Trivial Problem brute force constructive algorithms math number theory	1300	7.3k
582A	GCD Table constructive algorithms greedy number theory	1700	8.4k
546D	Soldier and Number Game constructive algorithms dp math number theory	1700	14.1k
487C	Prefix Product Sequence constructive algorithms math number theory	2300	3.2k
449C	Jzzhu and Apples constructive algorithms number theory	2500	2.6k
439C	Devu and Partitioning of the Array brute force constructive algorithms implementation number theory	1700	4.2k
414A	Mashmokh and Numbers constructive algorithms number theory	1500	10.6k
361B	Levko and Permutation constructive algorithms math number theory	1200	8.8k
271E	Three Horses constructive algorithms math number theory	2200	685
199A	Hexadecimal's theorem brute force constructive algorithms implementation number theory	900	30.8k
66D	Petya and His Friends constructive algorithms math number theory	1700	3.8k

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