Problem Set - math - SAST OJ

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	2497	codeforces#P1443A Kids Seating constructive algorithms math *800	0 / 0	3
	2496	codeforces#P1443B Saving the City dp greedy math sortings *1300	0 / 0	4
	2494	codeforces#P1443E Long Permutation brute force math two pointers *2400	0 / 0	9
	2493	codeforces#P1444A Division brute force math number theory *1500	0 / 0	5
	2492	codeforces#P1444B Divide and Sum combinatorics math sortings *1900	0 / 0	6
	2487	codeforces#P1445B Elimination greedy math *900	0 / 0	3
	2479	codeforces#P1447A Add Candies constructive algorithms math *800	0 / 0	3
	2478	codeforces#P1447B Numbers Box greedy math *1000	0 / 0	3
	2475	codeforces#P1450C1 Errich-Tac-Toe (Easy Version) constructive algorithms math *2100	0 / 0	7
	2474	codeforces#P1450C2 Errich-Tac-Toe (Hard Version) constructive algorithms math *2300	0 / 0	8
	2469	codeforces#P1450H1 Multithreading (Easy Version) combinatorics fft math *2900	0 / 0	10
	2468	codeforces#P1450H2 Multithreading (Hard Version) combinatorics implementation math *3300	0 / 0	10
	2467	codeforces#P1451A Subtract or Divide greedy math *800	0 / 0	3
	2464	codeforces#P1451D Circle Game games geometry math *1700	0 / 0	5
	2463	codeforces#P1451E1 Bitwise Queries (Easy Version) bitmasks constructive algorithms interactive math *2000	0 / 0	7
	2462	codeforces#P1451E2 Bitwise Queries (Hard Version) bitmasks constructive algorithms interactive math *2300	0 / 0	8
	2460	codeforces#P1452A Robot Program math *800	0 / 0	3
	2459	codeforces#P1452B Toy Blocks binary search greedy math sortings *1400	0 / 0	4
	2457	codeforces#P1452D Radio Towers combinatorics dp math *1600	0 / 0	5
	2450	codeforces#P1453D Checkpoints brute force constructive algorithms greedy math probabilities *1900	0 / 0	6
	2444	codeforces#P1454D Number into Sequence constructive algorithms math number theory *1300	0 / 0	4
	2441	codeforces#P1455A Strange Functions math number theory *800	0 / 0	3
	2440	codeforces#P1455B Jumps constructive algorithms math *1200	0 / 0	4
	2439	codeforces#P1455C Ping-pong constructive algorithms games math *1100	0 / 0	3
	2437	codeforces#P1455E Four Points brute force constructive algorithms flows geometry greedy implementation math ternary search *2400	0 / 0	9
	2433	codeforces#P1458A Row GCD math number theory *1600	0 / 0	5
	2431	codeforces#P1458C Latin Square math matrices *2700	0 / 0	10
	2427	codeforces#P1459A Red-Blue Shuffle math probabilities *800	0 / 0	3
	2426	codeforces#P1459B Move and Turn dp math *1300	0 / 0	4
	2423	codeforces#P1461C Random Events dp math probabilities *1500	0 / 0	5
	2421	codeforces#P1461E Water Level brute force graphs greedy implementation math *2200	0 / 0	8
	2417	codeforces#P1462C Unique Number brute force greedy math *900	0 / 0	3
	2416	codeforces#P1462D Add to Neighbour and Remove greedy math number theory *1400	0 / 0	4
	2415	codeforces#P1462E1 Close Tuples (easy version) binary search combinatorics math sortings two pointers *1500	0 / 0	5
	2414	codeforces#P1462E2 Close Tuples (hard version) binary search combinatorics implementation math sortings two pointers *1700	0 / 0	5
	2412	codeforces#P1463A Dungeon binary search math *1100	0 / 0	3
	2407	codeforces#P1463F Max Correct Set bitmasks dp math *3100	0 / 0	10
	2405	codeforces#P1466A Bovine Dilemma brute force geometry math *800	0 / 0	3
	2401	codeforces#P1466E Apollo versus Pan bitmasks brute force math *1800	0 / 0	6
	2400	codeforces#P1466F Euclid's nightmare bitmasks dfs and similar dsu graphs greedy math sortings *2100	0 / 0	7
	2399	codeforces#P1466G Song of the Sirens combinatorics divide and conquer hashing math string suffix structures strings *2600	0 / 0	10
	2398	codeforces#P1466H Finding satisfactory solutions combinatorics dp graphs greedy math *3300	0 / 0	10
	2396	codeforces#P1467A Wizard of Orz constructive algorithms greedy math *900	0 / 0	3
	2393	codeforces#P1467D Sum of Paths combinatorics dp math *2200	0 / 0	8
	2384	codeforces#P1468H K and Medians constructive algorithms greedy math *2200	0 / 0	8
	2383	codeforces#P1468I Plane Tiling geometry implementation math *2500	0 / 0	9
	2380	codeforces#P1468L Prime Divisors Selection binary search greedy math number theory *2700	0 / 0	10
	2374	codeforces#P1469D Ceil Divisions brute force constructive algorithms math number theory *1700	0 / 0	5
	2370	codeforces#P1470B Strange Definition bitmasks graphs hashing math number theory *1900	0 / 0	6
	2365	codeforces#P1471A Strange Partition greedy math number theory *900	0 / 0	3
	2364	codeforces#P1471B Strange List brute force greedy implementation math *1100	0 / 0	3
	2363	codeforces#P1472A Cards for Friends greedy math *800	0 / 0	3
	2362	codeforces#P1472B Fair Division dp greedy math *800	0 / 0	3
	2356	codeforces#P1473A Replacing Elements greedy implementation math sortings *800	0 / 0	3
	2355	codeforces#P1473B String LCM brute force math number theory strings *1000	0 / 0	3
	2354	codeforces#P1473C No More Inversions constructive algorithms math *1500	0 / 0	5
	2351	codeforces#P1473F Strange Set flows math *2700	0 / 0	10
	2350	codeforces#P1473G Tiles combinatorics dp fft math *2800	0 / 0	10
	2348	codeforces#P1474B Different Divisors binary search constructive algorithms greedy math number theory *1000	0 / 0	3
	2346	codeforces#P1474D Cleaning data structures dp greedy math *2200	0 / 0	8
	2344	codeforces#P1474F 1 2 3 4 ... dp math matrices *3000	0 / 0	10
	2343	codeforces#P1475A Odd Divisor math number theory *900	0 / 0	3
	2342	codeforces#P1475B New Year's Number brute force dp math *900	0 / 0	3
	2341	codeforces#P1475C Ball in Berland combinatorics graphs math *1400	0 / 0	4
	2339	codeforces#P1475E Advertising Agency combinatorics math sortings *1600	0 / 0	5
	2337	codeforces#P1475G Strange Beauty dp math number theory sortings *1900	0 / 0	6
	2336	codeforces#P1476A K-divisible Sum binary search constructive algorithms greedy math *1000	0 / 0	3
	2335	codeforces#P1476B Inflation binary search brute force greedy math *1300	0 / 0	4
	2329	codeforces#P1477A Nezzar and Board constructive algorithms math number theory *1800	0 / 0	6
	2327	codeforces#P1477C Nezzar and Nice Beatmap constructive algorithms geometry greedy math sortings *2200	0 / 0	8
	2324	codeforces#P1477F Nezzar and Chocolate Bars combinatorics fft math probabilities *3500	0 / 0	10
	2322	codeforces#P1478B Nezzar and Lucky Number brute force dp greedy math *1100	0 / 0	3
	2321	codeforces#P1478C Nezzar and Symmetric Array implementation math sortings *1700	0 / 0	5
	2315	codeforces#P1479E School Clubs dp fft math number theory probabilities *3500	0 / 0	10
	2306	codeforces#P1482A Prison Break math *800	0 / 0	3
	2305	codeforces#P1482B Restore Modulo implementation math *1500	0 / 0	5
	2298	codeforces#P1485A Add and Divide brute force greedy math number theory *1000	0 / 0	3
	2297	codeforces#P1485B Replace and Keep Sorted dp implementation math *1200	0 / 0	4
	2296	codeforces#P1485C Floor and Mod binary search brute force math number theory *1700	0 / 0	5
	2295	codeforces#P1485D Multiples and Power Differences constructive algorithms graphs math number theory *2200	0 / 0	8
	2284	codeforces#P1487B Cat Cycle math number theory *1200	0 / 0	4
	2283	codeforces#P1487C Minimum Ties brute force constructive algorithms dfs and similar graphs greedy implementation math *1500	0 / 0	5
	2282	codeforces#P1487D Pythagorean Triples binary search brute force math number theory *1500	0 / 0	5
	2279	codeforces#P1487G String Counting combinatorics dp fft math *2700	0 / 0	10
	2278	codeforces#P1488A From Zero To Y special problem math 900	0 / 0	3
	2276	codeforces#P1488C Two Policemen special problem binary search brute force math 1900	0 / 0	6
	2269	codeforces#P1488J Flower Shop special problem data structures fft math 3100	0 / 0	10
	2268	codeforces#P1490A Dense Array greedy math *800	0 / 0	3
	2267	codeforces#P1490B Balanced Remainders brute force constructive algorithms math *1000	0 / 0	3
	2266	codeforces#P1490C Sum of Cubes binary search brute force brute force math *1100	0 / 0	3
	2263	codeforces#P1490F Equalize the Array binary search data structures greedy math sortings *1500	0 / 0	5
	2262	codeforces#P1490G Old Floppy Drive binary search data structures math *1900	0 / 0	6
	2260	codeforces#P1491B Minimal Cost brute force math *1200	0 / 0	4
	2258	codeforces#P1491D Zookeeper and The Infinite Zoo bitmasks constructive algorithms dp greedy math *1800	0 / 0	6
	2255	codeforces#P1491G Switch and Flip constructive algorithms graphs math *2800	0 / 0	10
	2252	codeforces#P1492A Three swimmers math *800	0 / 0	3
	2251	codeforces#P1492B Card Deck data structures greedy math *1100	0 / 0	3
	2249	codeforces#P1492D Genius's Gambit bitmasks constructive algorithms greedy math *1900	0 / 0	6
	2244	codeforces#P1493D GCD of an Array brute force data structures hashing implementation math number theory sortings two pointers *2100	0 / 0	7
	2243	codeforces#P1493E Enormous XOR bitmasks constructive algorithms greedy math strings two pointers *2600	0 / 0	10

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