Review the problem statement from Codeforces (link will open a new tab). When you've matched your problem, go to the solutions.
Get exact match for tags using this format, eg: [u'brute force', 'dp']
Solved |
Name |
Tags |
Solutions |
Index |
Contest |
Type |
Points |
Tutorial |
Rating Level |
|---|---|---|---|---|---|---|---|---|---|
| 1771 | Commentator problem | geometry | Statement | C | Codeforces Beta Round 2 {2} | PROGRAMMING | Codeforces Beta Round #2 - Tutorial | 2600 | |
| 117 | Emperor's Problem | geometry | Statement | G | School Personal Contest #2 (Winter Computer School 2010/11) - Codeforces Beta Round 43 (ACM-ICPC Rules) {46} | PROGRAMMING | 2500 | ||
| 771 | Happy Farm 5 | geometry | Statement | C | Codeforces Beta Round 47 {50} | PROGRAMMING | Round# 47 simple tutorial | 2000 | |
| 194 | Vacuum Сleaner | geometry | Statement | E | Codeforces Beta Round 50 {54} | PROGRAMMING | 2700 | ||
| 318 | Save the City! | geometry | Statement | E | Manthan 2011 {67} | PROGRAMMING | 2400 | ||
| 72 | Contact | geometry | Statement | E | Codeforces Beta Round 62 {68} | PROGRAMMING | Разбор задачи D. CF62 | 2900 | |
| 379 | Martian Food | geometry | Statement | E | Codeforces Beta Round 69 (Div. 1 Only) {77} | PROGRAMMING | 2700 | ||
| 217 | Corridor | geometry | Statement | E | Yandex.Algorithm 2011: Qualification 2 {82} | PROGRAMMING | 1889 | 2500 | |
| 600 | Mogohu-Rea Idol | geometry | Statement | E | Codeforces Beta Round 73 (Div. 1 Only) {87} | PROGRAMMING | 2600 | ||
| 239 | Space mines | geometry | Statement | D | Codeforces Beta Round 74 (Div. 1 Only) {89} | PROGRAMMING | 2400 | ||
| 95 | Alternative Reality | geometry | Statement | E | Codeforces Beta Round 90 {119} | PROGRAMMING | 2800 | ||
| 11295 | Wasted Time | geometry | Statement | A | Codeforces Beta Round 93 (Div. 2 Only) {127} | PROGRAMMING | Editorial for Codeforces Beta Round #93 | 1000 | |
| 80 | Help Greg the Dwarf 2 | geometry | Statement | E | Codeforces Round 102 (Div. 1) {142} | PROGRAMMING | 3000 | ||
| 97 | Martian Colony | geometry | Statement | E | Codeforces Round 109 (Div. 1) {154} | PROGRAMMING | 2900 | ||
| 2857 | Surrounded | geometry | Statement | B | Codeforces Round 120 (Div. 2) {190} | PROGRAMMING | 1600 | ||
| 805 | Special Olympics | geometry | Statement | B | Codeforces Round 125 (Div. 2) {199} | PROGRAMMING | 1900 | ||
| 4222 | Where do I Turn? | geometry | Statement | A | Codeforces Round 140 (Div. 2) {227} | PROGRAMMING | Editorial (eng) | 1400 | |
| 1473 | Rectangle Puzzle | geometry | Statement | A | Codeforces Round 172 (Div. 1) {280} | PROGRAMMING | T | 2000 | |
| 1857 | Cupboard and Balloons | geometry | Statement | C | Codeforces Round 199 (Div. 2) {342} | PROGRAMMING | Tutorial | 1800 | |
| 122 | Fox and Meteor Shower | geometry | Statement | E | Codeforces Round 228 (Div. 1) {388} | PROGRAMMING | Codeforces Round #228 — Editorial | 3000 | |
| 117 | Lightbulb for Minister | geometry | Statement | E | Codeforces Round 231 (Div. 2) {394} | PROGRAMMING | 2500.0 | ||
| 219 | Playing the ball | geometry | Statement | E | Coder-Strike 2014 - Finals (online edition, Div. 1) {420} | PROGRAMMING | 2500 | ||
| 175 | Gena and Second Distance | geometry | Statement | E | Codeforces Round 253 (Div. 1) {442} | PROGRAMMING | Codeforces #253 editorial | 3100 | |
| 6475 | Crazy Town | geometry | Statement | A | Codeforces Round 284 (Div. 1) {498} | PROGRAMMING | 1600 | ||
| 336 | Max and Min | geometry | Statement | G | VK Cup 2015 - Finals, online mirror {566} | PROGRAMMING | 2500 | ||
| 288 | Spectator Riots | geometry | Statement | E | Bubble Cup 8 - Finals [Online Mirror] {575} | PROGRAMMING | 3200 | ||
| 380 | Cut Length | geometry | Statement | F | Educational Codeforces Round 1 {598} | PROGRAMMING | Editorial | 2900 | |
| 2316 | Area of Two Circles' Intersection | geometry | Statement | D | Educational Codeforces Round 2 {600} | PROGRAMMING | Editorial | 2000 | |
| 1125 | Freelancer's Dreams | geometry | Statement | C | Codeforces Round 335 (Div. 1) {605} | PROGRAMMING | 2500 | ||
| 775 | Arrow | geometry | Statement | O | Experimental Educational Round: VolBIT Formulas Blitz {630} | PROGRAMMING | 2300 | ||
| 1133 | Area of a Star | geometry | Statement | P | Experimental Educational Round: VolBIT Formulas Blitz {630} | PROGRAMMING | Разбор задач Experimental Educational Round: VolBIT Formulas Blitz | 2400 | |
| 4011 | Number of Parallelograms | geometry | Statement | D | Educational Codeforces Round 11 {660} | PROGRAMMING | Editorial of Educational Codeforces Round 11 | 1900 | |
| 204 | Recover Polygon (medium) | geometry | Statement | B2 | Helvetic Coding Contest 2016 online mirror (teams, unrated) {690} | PROGRAMMING | 2700 | ||
| 208 | Cowboy Beblop at his computer | geometry | Statement | I | Bubble Cup 9 - Finals [Online Mirror] {717} | PROGRAMMING | 3800 | ||
| 125 | Hongcow Draws a Circle | geometry | Statement | D | Codeforces Round 385 (Div. 1) {744} | PROGRAMMING | Codeforces Round #385 Editorial | 3000 | |
| 3316 | Volatile Kite | geometry | Statement | B | VK Cup 2017 - Round 2 {772} | PROGRAMMING | VK Cup Round 2 + Codeforces Round #409 Tutorial | 1800 | |
| 10357 | Gleb And Pizza | geometry | Statement | B | Codeforces Round 430 (Div. 2) {842} | PROGRAMMING | Tutorial Codeforces Round #430 (Div. 2) | 1100 | |
| 268 | Symmetric Projections | geometry | Statement | F | Технокубок 2018 - Отборочный Раунд 3 {886} | PROGRAMMING | Editorial Codeforces Round 445 (and Technocup 2018 — Elimination Round 3) | 2700 | |
| 4756 | Fifa and Fafa | geometry | Statement | C | Codeforces Round 465 (Div. 2) {935} | PROGRAMMING | editorial | 1700 | |
| 195 | Guard Duty (hard) | geometry | Statement | E3 | Helvetic Coding Contest 2018 online mirror (teams allowed, unrated) {958} | PROGRAMMING | helvetic-coding-contest-2018-editorial.pdf | 2800 | |
| 4312 | Pair Of Lines | geometry | Statement | D | Educational Codeforces Round 41 (Rated for Div. 2) {961} | PROGRAMMING | Educational Codeforces Round 41 Editorial | 1900 | |
| 310 | Hag's Khashba | geometry | Statement | E | Codeforces Round 478 (Div. 2) {975} | PROGRAMMING | Codeforces Round #478 (Div. 2), Editorial | 3000 | |
| 695 | Disjoint Triangles | geometry | Statement | F | Codeforces Round 505 (rated, Div. 1 + Div. 2, based on VK Cup 2018 Final) {1025} | PROGRAMMING | Codeforces Round #505 Editorial | 2700 | |
| 12390 | Vasya and Cornfield | geometry | Statement | B | Technocup 2019 - Elimination Round 1 {1030} | PROGRAMMING | Сodeforces Round 512 (and Technocup — Elimination Round 1) Editorial | 1100 | |
| 521 | Say Hello | geometry | Statement | I | Bubble Cup 11 - Finals [Online Mirror, Div. 2] {1046} | PROGRAMMING | E | 2300 | |
| 1381 | U2 | geometry | Statement | C | Codeforces Round 549 (Div. 1) {1142} | PROGRAMMING | Codeforces Round #549 Editorial | 2800 | |
| 8232 | Inscribed Figures | geometry | Statement | A | Educational Codeforces Round 64 (Rated for Div. 2) {1156} | PROGRAMMING | 66827 | 1400 | |
| 54 | Geolocation | geometry | Statement | G | Codeforces Round 586 (Div. 1 + Div. 2) {1220} | PROGRAMMING | Codeforces Round #586 Editorial | 3200 | |
| 5273 | Aerodynamic | geometry | Statement | B | Codeforces Round 618 (Div. 1) {1299} | PROGRAMMING | 1000.0 | Codeforces Round #618 Editorial | 1800 |