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MathForces Round 9: Beginners

Author: mathforces
 

Number of participants: 19
 

Max rating to participate: 1250
 

Start: July 3, 2020, 8 p.m.
(GMT+6)

End: July 3, 2020, 10 p.m.
(GMT +6)

Русский язык | English Language

The round will last 2 hours on Friday, July 3 from 20:00 Astana time (17:00 Moscow time) until 22:00 Astana time (19:00 Moscow time). A total of 5 tasks will be offered. In each problem, you need to enter one answer (non-negative integer number).
  • All users with olympiad rating no more than 1250 can participate in the Olympiad.
  • At any time before the first attempt, you can cancel registration for the Olympiad.
  • To participate in the Olympiad you need to click "Register for the Olympiad" on the page of the Olympiad. Before that, you must log in to your account (and confirm your email)
  • You have 5 attempts to complete each task.
  • Each task weighs from 100 to 2000 points
  • The faster the problem is solved, the less your penalty coefficient for this problem will be, that is, the faster you solve the problem, the more points you will get on it.
  • If the problem is solved correctly, you will be redirected back to the Olympics page and see the rating changes in the "Standings" tab
  • If the problem is solved incorrectly, you will see a notification and the number of remaining attempts will be reduced by one. After the Olympiad, the restriction will disappear.
In the event of a significant drop in page loading speed (due to server load), we will add additional time to the round. For questions, contact telegram chat .
We remind you: the rules for participation in the olympiads are available on the link .

# Name Difficulty Tags
1 Five Primes 100 Number-Theory
2 Triangle in Hexagon 200 Geometry, Probabilities
3 Fractions 300 Algebra
4 Friendly Team 400 Combinatorics
5 Prime Sets 500 Combinatorics, Number-Theory
# Login Result Problem 1 Problem 2 Problem 3 Problem 4 Problem 5
1 rapunzel 720 90 166 243 221 0
2 yeswrld 698 87 176 278 157 0
3 mizykov 680 89 172 221 -5 198
4 vskorokhod 561 97 179 285 -3 0
5 200iq 548 96 184 268 -1 -1
6 omakhmut 545 95 182 268 -5 0
7 maro04 533 95 177 261 -5 -2
8 marcoriver 525 65 93 190 177 0
9 zh4niya 504 97 189 218 0 -2
10 pm3 504 81 166 257 -5 0
11 mgritskikh 421 93 173 155 0 -1
12 ian 395 97 91 207 -5 -3
13 kirilllozhechnikov 337 97 -5 240 -1 0
14 mnagkz 303 60 70 173 -4 -3
15 merqurio 209 60 -2 149 0 0
16 sasha 195 68 127 0 -3 -1
17 random 96 96 -2 -1 0 0
18 psevdonim 0 -3 -1 0 0 0
19 ezoterica 0 -1 0 0 0 0