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Solved |
Name |
Tags |
Solutions |
Index |
Contest |
Type |
Points |
Tutorial |
Rating Level |
|---|---|---|---|---|---|---|---|---|---|
| 2126 | The Child and Binary Tree | combinatorics divide and conquer fft number theory | Statement | E | Codeforces Round 250 (Div. 1) {438} | PROGRAMMING | Tutorial | 3100 | |
| 1022 | PolandBall and Many Other Balls | combinatorics divide and conquer dp fft math number theory | Statement | G | 8VC Venture Cup 2017 - Elimination Round {755} | PROGRAMMING | 8VC Venture Cup 2017 — Elimination Round [Editorial] | 3100 | |
| 218 | Test Data Generation | combinatorics divide and conquer dp fft math number theory | Statement | F | VK Cup 2017 - Round 3 {773} | PROGRAMMING | VK Cup 2017 Round 3 + Codeforces Round #412 -- Tutorial | 3400 | |
| 1769 | Covered Points | fft geometry number theory | Statement | E | Educational Codeforces Round 50 (Rated for Div. 2) {1036} | PROGRAMMING | 61727 | 2300 | |
| 211 | Epic Convolution | chinese remainder theorem fft math number theory | Statement | H | Mail.Ru Cup 2018 Round 1 {1054} | PROGRAMMING | Editorial | 3400 | |
| 281 | Radix sum | fft math number theory | Statement | E | Codeforces Round 534 (Div. 1) {1103} | PROGRAMMING | Codeforces Round #534 — Editorial | 3300 | |
| 154 | Heidi Learns Hashing (Hard) | fft math number theory | Statement | A3 | Helvetic Coding Contest 2019 online mirror (teams allowed, unrated) {1184} | PROGRAMMING | helvetic-coding-contest-2019-editorial.pdf | 3100 | |
| 730 | Divisor Set | divide and conquer fft greedy math number theory | Statement | G | Educational Codeforces Round 76 (Rated for Div. 2) {1257} | PROGRAMMING | Educational Codeforces Round 76 Editorial | 2700 | |
| 1273 | Running Competition | bitmasks fft math number theory | Statement | G | Educational Codeforces Round 93 (Rated for Div. 2) {1398} | PROGRAMMING | Educational Codeforces Round 93 Editorial | ||
| 264 | School Clubs | dp fft math number theory probabilities | Statement | E | Codeforces Round 700 (Div. 1) {1479} | PROGRAMMING | 4000.0 | Editorial of Codeforces Round #700 | |
| 2703 | Mocha and Stars | combinatorics dp fft math number theory | Statement | E | Codeforces Round 738 (Div. 2) {1559} | PROGRAMMING | 3000.0 | Tutorial (en) | 2200 |
| 427 | Basis | combinatorics fft math number theory | Statement | F | Educational Codeforces Round 123 (Rated for Div. 2) {1644} | PROGRAMMING | 100227 | ||
| 6219 | Tournament Countdown | constructive algorithms fft greedy greedy interactive number theory probabilities | Statement | D | Codeforces Round 812 (Div. 2) {1713} | PROGRAMMING | 2000.0 | Codeforces Round #812 (Div. 2) Editorial | 1800 |
| 2261 | Partial Sorting | combinatorics fft math number theory | Statement | E | Codeforces Round 842 (Div. 2) {1768} | PROGRAMMING | 2250.0 | Codeforces Round #842 (Div. 2) Editorial | |
| 430 | Swimmers in the Pool | fft math number theory | Statement | F | Educational Codeforces Round 151 (Rated for Div. 2) {1845} | PROGRAMMING | 117791 | ||
| 116 | Cyclic Hamming (Easy Version) | divide and conquer dp fft math number theory | Statement | H1 | CodeTON Round 7 (Div. 1 + Div. 2, Rated, Prizes!) {1896} | PROGRAMMING | 4000.0 | CodeTON Round 7 (Div. 1 + Div. 2, Rated, Prizes!) Editorial | |
| 141 | Cyclic Hamming (Hard Version) | dp fft math number theory | Statement | H2 | CodeTON Round 7 (Div. 1 + Div. 2, Rated, Prizes!) {1896} | PROGRAMMING | 1000.0 | CodeTON Round 7 (Div. 1 + Div. 2, Rated, Prizes!) Editorial | |
| 559 | Prime Split Game | fft games math number theory | Statement | H | Pinely Round 4 (Div. 1 + Div. 2) {1991} | PROGRAMMING | 3500.0 | Video Tutorial | |
| 269 | ABBA Counting | fft math number theory strings | Statement | E | Codeforces Round 1082 (Div. 1) {2201} | PROGRAMMING | 3000.0 | Codeforces Round 1082 (Div. 1, Div. 2) Complete Editorial | |
| 376 | Minesweeper String | fft number theory | Statement | F | 2026 ICPC Asia Pacific Championship - Online Mirror (Unrated, Online Mirror, ICPC Rules, Teams Preferred) {2206} | PROGRAMMING | Tutorial (PDF) |