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When submitting a solution in C++, please select either C++14 (GCC 6-32) or C++17 (GCC 7-32) as your compiler.
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Before contest
Codeforces Round 935 (Div. 3)
03:49:02
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combine-tags-by-or
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2-sat
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games
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graph matchings
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Problems
#
Name
4A
Watermelon
brute force
,
math
800
x470486
71A
Way Too Long Words
strings
800
x344964
231A
Team
brute force
,
greedy
800
x291843
1A
Theatre Square
math
1000
x241506
282A
Bit++
implementation
800
x228789
158A
Next Round
*special problem
,
implementation
800
x227873
50A
Domino piling
greedy
,
math
800
x223917
263A
Beautiful Matrix
implementation
800
x219323
112A
Petya and Strings
implementation
,
strings
800
x204434
339A
Helpful Maths
greedy
,
implementation
,
sortings
,
strings
800
x193886
281A
Word Capitalization
implementation
,
strings
800
x191628
236A
Boy or Girl
brute force
,
implementation
,
strings
800
x188394
118A
String Task
implementation
,
strings
1000
x178022
266A
Stones on the Table
implementation
800
x174166
791A
Bear and Big Brother
implementation
800
x174089
617A
Elephant
math
800
x165777
546A
Soldier and Bananas
brute force
,
implementation
,
math
800
x163742
59A
Word
implementation
,
strings
800
x157991
69A
Young Physicist
implementation
,
math
1000
x152168
977A
Wrong Subtraction
implementation
800
x151147
96A
Football
implementation
,
strings
900
x146231
110A
Nearly Lucky Number
implementation
800
x139147
734A
Anton and Danik
implementation
,
strings
800
x136492
41A
Translation
implementation
,
strings
800
x131645
116A
Tram
implementation
800
x129462
677A
Vanya and Fence
implementation
800
x127198
271A
Beautiful Year
brute force
800
x124717
266B
Queue at the School
constructive algorithms
,
graph matchings
,
implementation
,
shortest paths
800
x124446
58A
Chat room
greedy
,
strings
1000
x120066
1030A
In Search of an Easy Problem
implementation
800
x116732
122A
Lucky Division
brute force
,
number theory
1000
x114006
467A
George and Accommodation
implementation
800
x111454
344A
Magnets
implementation
800
x109216
160A
Twins
greedy
,
sortings
900
x108789
486A
Calculating Function
implementation
,
math
800
x106949
136A
Presents
implementation
800
x106892
200B
Drinks
implementation
,
math
800
x105471
318A
Even Odds
math
900
x103958
61A
Ultra-Fast Mathematician
implementation
800
x101566
228A
Is your horseshoe on the other hoof?
implementation
800
x99586
133A
HQ9+
implementation
900
x98239
705A
Hulk
implementation
800
x97284
405A
Gravity Flip
greedy
,
implementation
,
sortings
900
x92368
1328A
Divisibility Problem
math
800
x91108
469A
I Wanna Be the Guy
greedy
,
implementation
800
x89461
520A
Pangram
implementation
,
strings
800
x87295
144A
Arrival of the General
implementation
800
x87156
479A
Expression
brute force
,
math
1000
x87122
148A
Insomnia cure
constructive algorithms
,
implementation
,
math
800
x85469
996A
Hit the Lottery
dp
,
greedy
800
x82182
443A
Anton and Letters
constructive algorithms
,
implementation
800
x82155
208A
Dubstep
strings
900
x82033
580A
Kefa and First Steps
brute force
,
dp
,
implementation
900
x81931
158B
Taxi
*special problem
,
greedy
,
implementation
1100
x81194
785A
Anton and Polyhedrons
implementation
,
strings
800
x80093
131A
cAPS lOCK
implementation
,
strings
1000
x79906
25A
IQ test
brute force
1300
x79619
268A
Games
brute force
800
x79281
1335A
Candies and Two Sisters
math
800
x76959
141A
Amusing Joke
implementation
,
sortings
,
strings
800
x76394
4C
Registration System
data structures
,
hashing
,
implementation
1300
x75173
510A
Fox And Snake
implementation
800
x74795
337A
Puzzles
greedy
900
x74433
230A
Dragons
greedy
,
sortings
1000
x72789
427A
Police Recruits
implementation
800
x70748
492B
Vanya and Lanterns
binary search
,
implementation
,
math
,
sortings
1200
x69875
1352A
Sum of Round Numbers
implementation
,
math
800
x69685
750A
New Year and Hurry
binary search
,
brute force
,
implementation
,
math
800
x69379
155A
I_love_\%username\%
brute force
800
x69262
723A
The New Year: Meeting Friends
implementation
,
math
,
sortings
800
x68781
230B
T-primes
binary search
,
implementation
,
math
,
number theory
1300
x68396
581A
Vasya the Hipster
implementation
,
math
800
x65881
732A
Buy a Shovel
brute force
,
constructive algorithms
,
implementation
,
math
800
x65754
339B
Xenia and Ringroad
implementation
1000
x65384
1154A
Restoring Three Numbers
math
800
x64978
151A
Soft Drinking
implementation
,
math
800
x63914
451A
Game With Sticks
implementation
900
x61684
1399A
Remove Smallest
greedy
,
sortings
800
x61455
1409A
Yet Another Two Integers Problem
greedy
,
math
800
x61318
1742A
Sum
implementation
800
x61267
189A
Cut Ribbon
brute force
,
dp
1300
x61222
1703A
YES or YES?
brute force
,
implementation
,
strings
800
x60221
630A
Again Twenty Five!
number theory
800
x60175
466A
Cheap Travel
implementation
1200
x58448
381A
Sereja and Dima
greedy
,
implementation
,
two pointers
800
x58417
1512A
Spy Detected!
brute force
,
implementation
800
x57789
1692A
Marathon
implementation
800
x57691
32B
Borze
expression parsing
,
implementation
800
x57134
706B
Interesting drink
binary search
,
dp
,
implementation
1100
x56809
758A
Holiday Of Equality
implementation
,
math
800
x56130
472A
Design Tutorial: Learn from Math
math
,
number theory
800
x55961
1676A
Lucky?
implementation
800
x55925
432A
Choosing Teams
greedy
,
implementation
,
sortings
800
x55750
1669A
Division?
implementation
800
x54877
579A
Raising Bacteria
bitmasks
1000
x54786
1560A
Dislike of Threes
implementation
800
x54668
490A
Team Olympiad
greedy
,
implementation
,
sortings
800
x54423
1367A
Short Substrings
implementation
,
strings
800
x53925
455A
Boredom
dp
1500
x53338
1475A
Odd Divisor
math
,
number theory
900
x53127
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