Codeforces

Difficulty

800

ith	Rust Code	Problem Link	Tags	Note
1	anton_and_danik.rs	https://codeforces.com/problemset/problem/734/A	implementation, strings, *800
2	bear_and_big_brother.rs	https://codeforces.com/problemset/problem/791/A	implementation, *800
3	beautiful_matrix.rs	https://codeforces.com/problemset/problem/263/A	implementation, *800
4	beautiful_year.rs	https://codeforces.com/problemset/problem/271/A	brute force, *800
5	bit++.rs	https://codeforces.com/problemset/problem/282/A	implementation, *800
6	boy_or_girl.rs	https://codeforces.com/problemset/problem/236/A	brute force, implementation, strings, *800
7	domino_piling.rs	https://codeforces.com/problemset/problem/50/A	greedy, math, *800
8	elephant.rs	https://codeforces.com/problemset/problem/617/A	math, *800
9	helpful_maths.rs	https://codeforces.com/problemset/problem/339/A	greedy, implementation, sortings, strings, *800
10	nearly_lucky_number.rs	https://codeforces.com/problemset/problem/110/A	implementation, *800
11	next_round.rs	https://codeforces.com/problemset/problem/158/A	*special problem, implementation, *800
12	petya_and_strings.rs	https://codeforces.com/problemset/problem/112/A	implementation, strings, *800
13	queue_at_the_school.rs	https://codeforces.com/problemset/problem/266/B	constructive algorithms, graph matchings, implementation, shortest paths, *800
14	soldier_and_bananas.rs	https://codeforces.com/problemset/problem/546/A	brute force, implementation, math, *800
15	stones_on_the_table.rs	https://codeforces.com/problemset/problem/266/A	implementation, *800
16	team.rs	https://codeforces.com/problemset/problem/231/A	brute force, greedy, *800
17	tram.rs	https://codeforces.com/problemset/problem/116/A	implementation, *800
18	translation.rs	https://codeforces.com/problemset/problem/41/A	implementation, strings, *800
19	watermelon.rs	https://codeforces.com/problemset/problem/4/A	brute force, math, *800
20	way_too_long_words.rs	https://codeforces.com/problemset/problem/71/A	strings, *800
21	word.rs	https://codeforces.com/problemset/problem/59/A	implementation, strings, *800
22	word_capitalization.rs	https://codeforces.com/problemset/problem/281/A	implementation, strings, *800
23	wrong_subtraction.rs	https://codeforces.com/problemset/problem/977/A	implementation, *800

900

ith	Rust Code	Problem Link	Tags	Note
1	business_trip.rs	https://codeforces.com/problemset/problem/149/A	greedy, implementation, sortings, *900
2	candies.rs	https://codeforces.com/problemset/problem/1343/A	brute force, math, *900
3	case_of_the_zeros_and_ones.rs	https://codeforces.com/problemset/problem/556/A	greedy, *900
4	construct_the_string.rs	https://codeforces.com/problemset/problem/1335/B	constructive algorithms, *900
5	dubstep.rs	https://codeforces.com/problemset/problem/208/A	strings, *900
6	even_odds.rs	https://codeforces.com/problemset/problem/318/A	math, *900
7	filling_diamonds.rs	https://codeforces.com/problemset/problem/1339/A	brute force, dp, implementation, math, *900
8	football.rs	https://codeforces.com/problemset/problem/96/A	implementation, strings, *900
9	game_with_sticks.rs	https://codeforces.com/problemset/problem/451/A	implementation, *900
10	gravity_flip.rs	https://codeforces.com/problemset/problem/405/A	greedy, implementation, sortings, *900
11	hq9+.rs	https://codeforces.com/problemset/problem/133/A	implementation, *900
12	ilya_and_bank_account.rs	https://codeforces.com/problemset/problem/313/A	implementation, number theory, *900
13	kana_and_dragon_quest_game.rs	https://codeforces.com/problemset/problem/1337/B	greedy, implementation, math, *900
14	kefa_and_first_steps.rs	https://codeforces.com/problemset/problem/580/A	brute force, dp, implementation, *900
15	keyboard.rs	https://codeforces.com/problemset/problem/474/A	implementation, *900
16	multiply_by_2_divide_by_6.rs	https://codeforces.com/problemset/problem/1374/B	math, *900
17	nastya_and_rice.rs	https://codeforces.com/problemset/problem/1341/A	math, *900
18	new_years_number.rs	https://codeforces.com/problemset/problem/1475/B	brute force, dp, math, *900
19	odd_divisor.rs	https://codeforces.com/problemset/problem/1475/A	math, number theory, *900
20	puzzles.rs	https://codeforces.com/problemset/problem/337/A	greedy, *900
21	sale.rs	https://codeforces.com/problemset/problem/34/B	greedy, sortings, *900
22	twins.rs	https://codeforces.com/problemset/problem/160/A	greedy, sortings, *900
23	vasya_and_socks.rs	https://codeforces.com/problemset/problem/460/A	brute force, implementation, math, *900

1000

ith	Rust Code	Problem Link	Tags	Note
1	arpas_hard_exam_and_mehrdads_naive_cheat.rs	https://codeforces.com/problemset/problem/742/A	implementation, math, number theory, *1000
2	board_moves.rs	https://codeforces.com/problemset/problem/1353/C	math, *1000
3	caps_lock.rs	https://codeforces.com/problemset/problem/131/A	implementation, strings, *1000
4	chat_room.rs	https://codeforces.com/problemset/problem/58/A	greedy, strings, *1000
5	dragons.rs	https://codeforces.com/problemset/problem/230/A	greedy, sortings, *1000
6	dreamoon_and_stairs.rs	https://codeforces.com/problemset/problem/476/A	implementation, math, *1000
7	expression.rs	https://codeforces.com/problemset/problem/479/A	brute force, math, *1000
8	football.rs	https://codeforces.com/problemset/problem/43/A	strings, *1000
9	lecture.rs	https://codeforces.com/problemset/problem/499/B	implementation, strings, *1000
10	lucky_division.rs	https://codeforces.com/problemset/problem/122/A	brute force, number theory, *1000
11	move_brackets.rs	https://codeforces.com/problemset/problem/1374/C	greedy, strings, *1000
12	multiplication_table.rs	https://codeforces.com/problemset/problem/577/A	implementation, number theory, *1000
13	nastia_and_nearly_good_numbers.rs	https://codeforces.com/problemset/problem/1521/A	constructive algorithms, math, number theory, *1000
14	new_year_candles.rs	https://codeforces.com/problemset/problem/379/A	implementation, *1000
15	new_year_transportation.rs	https://codeforces.com/problemset/problem/500/A	dfs and similar, graphs, implementation, *1000
16	olesya_and_rodion.rs	https://codeforces.com/problemset/problem/584/A	math, *1000
17	raising_bacteria.rs	https://codeforces.com/problemset/problem/579/A	bitmasks, *1000
18	road_to_zero.rs	https://codeforces.com/problemset/problem/1342/A	greedy, math, *1000
19	string_task.rs	https://codeforces.com/problemset/problem/118/A	implementation, strings, *1000
20	theatre_square.rs	https://codeforces.com/problemset/problem/1/A	math, *1000
21	the_number_of_positions.rs	https://codeforces.com/problemset/problem/124/A	math, *1000
22	xenia_and_ringroad.rs	https://codeforces.com/problemset/problem/339/B	implementation, *1000
23	young_physicist.rs	https://codeforces.com/problemset/problem/69/A	implementation, math, *1000

1100

ith	Rust Code	Problem Link	Tags	Note
1	a_and_b_and_compilation_errors.rs	https://codeforces.com/problemset/problem/519/B	data structures, implementation, sortings, *1100
2	card_constructions.rs	https://codeforces.com/problemset/problem/1345/B	binary search, brute force, dp, math, *1100
3	cinema_line.rs	https://codeforces.com/problemset/problem/349/A	greedy, implementation, *1100
4	double_cola.rs	https://codeforces.com/problemset/problem/82/A	implementation, math, *1100
5	fancy_fence.rs	https://codeforces.com/problemset/problem/270/A	geometry, implementation, math, *1100
6	fedor_and_new_game.rs	https://codeforces.com/problemset/problem/467/B	bitmasks, brute force, constructive algorithms, implementation, *1100
7	fence.rs	https://codeforces.com/problemset/problem/363/B	brute force, dp, *1100
8	frog_jumps.rs	https://codeforces.com/problemset/problem/1324/C	binary search, data structures, dfs and similar, greedy, implementation, *1100
9	ilya_and_queries.rs	https://codeforces.com/problemset/problem/313/B	dp, implementation, *1100
10	initial_bet.rs	https://codeforces.com/problemset/problem/478/A	implementation, *1100
11	interesting_drink.rs	https://codeforces.com/problemset/problem/706/B	binary search, dp, implementation, *1100
12	laptops.rs	https://codeforces.com/problemset/problem/456/A	sortings, *1100
13	long_jumps.rs	https://codeforces.com/problemset/problem/1472/C	dp, graphs, *1100
14	matrix_game.rs	https://codeforces.com/problemset/problem/1365/A	games, greedy, implementation, *1100
15	middle_class.rs	https://codeforces.com/problemset/problem/1334/B	greedy, sortings, *1100
16	minimum_product.rs	https://codeforces.com/problemset/problem/1409/B	brute force, greedy, math, *1100
17	sereja_and_suffixes.rs	https://codeforces.com/problemset/problem/368/B	data structures, dp, *1100
18	shovels_and_swords.rs	https://codeforces.com/problemset/problem/1366/A	binary search, greedy, math, *1100
19	similar_pairs.rs	https://codeforces.com/problemset/problem/1360/C	constructive algorithms, graph matchings, greedy, sortings, *1100
20	sum_of_odd_integers.rs	https://codeforces.com/problemset/problem/1327/A	math, *1100
21	taxi.rs	https://codeforces.com/problemset/problem/158/B	*special problem, greedy, implementation, *1100
22	two_teams_composing.rs	https://codeforces.com/problemset/problem/1335/C	binary search, greedy, implementation, sortings, *1100
23	yet_another_palindrome_problem.rs	https://codeforces.com/problemset/problem/1324/B	brute force, strings, *1100

1200

ith	Rust Code	Problem Link	Tags	Note
1	accuratelee.rs	https://codeforces.com/problemset/problem/1369/B	greedy, implementation, strings, *1200	×
2	alternating_subsequence.rs	https://codeforces.com/problemset/problem/1343/C	dp, greedy, two pointers, *1200
3	bersu_ball.rs	https://codeforces.com/problemset/problem/489/B	dfs and similar, dp, graph matchings, greedy, sortings, two pointers, *1200
4	boats_competition.rs	https://codeforces.com/problemset/problem/1399/C	brute force, greedy, two pointers, *1200
5	cheap_travel.rs	https://codeforces.com/problemset/problem/466/A	implementation, *1200
6	chewbacca_and_number.rs	https://codeforces.com/problemset/problem/514/A	greedy, implementation, *1200
7	flipping_game.rs	https://codeforces.com/problemset/problem/327/A	brute force, dp, implementation, *1200
8	kth_not_divisible_by_n.rs	https://codeforces.com/problemset/problem/1352/C	binary search, math, *1200
9	kuriyama_mirais_stones.rs	https://codeforces.com/problemset/problem/433/B	dp, implementation, sortings, *1200
10	less_or_equal.rs	https://codeforces.com/problemset/problem/977/C	sortings, *1200
11	make_it_good.rs	https://codeforces.com/problemset/problem/1385/C	greedy, *1200
12	odd_selection.rs	https://codeforces.com/problemset/problem/1363/A	brute force, implementation, math, *1200
13	pashmak_and_garden.rs	https://codeforces.com/problemset/problem/459/A	implementation, *1200
14	same_differences.rs	https://codeforces.com/problemset/problem/1520/D	data structures, hashing, math, *1200
15	same_parity_summands.rs	https://codeforces.com/problemset/problem/1352/B	constructive algorithms, math, *1200
16	sequence_with_digits.rs	https://codeforces.com/problemset/problem/1355/A	brute force, implementation, math, *1200
17	sorted_adjacent_differences.rs	https://codeforces.com/problemset/problem/1339/B	constructive algorithms, sortings, *1200
18	ternary_string.rs	https://codeforces.com/problemset/problem/1354/B	binary search, dp, implementation, two pointers, *1200
19	ternary_xor.rs	https://codeforces.com/problemset/problem/1328/C	greedy, implementation, *1200
20	vanya_and_lanterns.rs	https://codeforces.com/problemset/problem/492/B	binary search, implementation, math, sortings, *1200
21	worms.rs	https://codeforces.com/problemset/problem/474/B	binary search, implementation, *1200
22	xxxxx.rs	https://codeforces.com/problemset/problem/1364/A	brute force, data structures, number theory, two pointers, *1200
23	young_explorers.rs	https://codeforces.com/problemset/problem/1355/B	dp, greedy, sortings, *1200	×

1300

ith	Rust Code	Problem Link	Tags	Note
1	cut_ribbon.rs	https://codeforces.com/problemset/problem/189/A	brute force, dp, *1300
2	iq_test.rs	https://codeforces.com/problemset/problem/25/A	brute force, *1300
3	registration_system.rs	https://codeforces.com/problemset/problem/4/C	data structures, hashing, implementation, *1300
4	t_primes.rs	https://codeforces.com/problemset/problem/230/B	binary search, implementation, math, number theory, *1300

1500

ith	Rust Code	Problem Link	Tags	Note
1	boredom.rs	https://codeforces.com/problemset/problem/455/A	dp, *1500

2000

ith	Rust Code	Problem Link	Tags	Note
1	not_quite_lee.rs	https://codeforces.com/contest/1610/problem/D	combinatorics, dp, math, number theory, *2000	×