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Coding | codecontest | Write Python code to solve the task.
Nowadays, most of the internet advertisements are not statically linked to a web page. Instead, what will be shown to the person opening a web page is determined within 100 milliseconds after the web page is opened. Usually, multiple companies compete for each ad slot on the web pag... | Step 1: The problem requires determining the expected value that the winner will have to pay in a second-price auction.
Step 2: Since each company's bid is chosen randomly, we must take into account all possible bid values within each company's range of bids.
Step 3: The solution uses arrays to determine the probab... | 47b9d0ff5314d17b54e0f02253fcfc37869c4c3ca44e819740fce7e94b47011a_1_1 | eb18990462e7b798f8199496aaad136596b81f92d515ef4b5e32c5382ef8271b |
Coding | codecontest | Write Python code to solve the task.
Ujan has a lot of useless stuff in his drawers, a considerable part of which are his math notebooks: it is time to sort them out. This time he found an old dusty graph theory notebook with a description of a graph.
It is an undirected weighted graph on n vertices. It is a complete ... | Step 1: The solution uses the Disjoint-Set Union (DSU) data structure to solve the problem.
Step 2: The DSU data structure is used to keep track of connected components and find the minimum spanning tree of the graph.
Step 3: The solve function first checks if the number of vertices is small, in which case it brute-... | 3aa644517b221ced0a4a69e2cdfcee3ec827fb691722b898f4f1d59c9b226b44_1_1 | ec307db449871f8569512dbcd5bed93f40fae82c2a9486f707fa4cf6a426ace4 |
Coding | codecontest | Write Python code to solve the task.
Ujan has a lot of useless stuff in his drawers, a considerable part of which are his math notebooks: it is time to sort them out. This time he found an old dusty graph theory notebook with a description of a graph.
It is an undirected weighted graph on n vertices. It is a complete ... | Step 1: The problem requires finding the weight of the minimum spanning tree of a graph, where the graph is represented as an undirected weighted complete graph.
Step 2: The weight of each edge is either 0 or 1, and exactly m edges have weight 1, and all others have weight 0.
Step 3: To solve this problem, we can us... | 9a5428b1f6ddb17d59d19d79c812626cacd08189e6a4fde5e6b526866bffb4f9_1_1 | ec307db449871f8569512dbcd5bed93f40fae82c2a9486f707fa4cf6a426ace4 |
Coding | codecontest | Write Python code to solve the task.
Ujan has a lot of useless stuff in his drawers, a considerable part of which are his math notebooks: it is time to sort them out. This time he found an old dusty graph theory notebook with a description of a graph.
It is an undirected weighted graph on n vertices. It is a complete ... | Step 1:
The problem is asking to calculate the weight of the minimum spanning tree in a weighted graph.
To solve this problem, we can use Kruskal's algorithm, a popular algorithm to find the minimum spanning tree of a graph.
The algorithm works by finding the minimum-weight edge for each vertex and adding it to the mi... | bf18108e68060d5fbd04b15e7ef21c1e8a5fb3208cb86d00b4ad74f593264d02_1_1 | ec307db449871f8569512dbcd5bed93f40fae82c2a9486f707fa4cf6a426ace4 |
Coding | codecontest | Write Python code to solve the task.
On the well-known testing system MathForces, a draw of n rating units is arranged. The rating will be distributed according to the following algorithm: if k participants take part in this event, then the n rating is evenly distributed between them and rounded to the nearest lower in... | Step 1: The given problem involves finding a sequence of all possible rating increments for a given total number of rating units being drawn.
Step 2: We need to calculate the number of different rating increment values that Vasya can get and should print the values of possible rating increments in ascending order.
St... | e4c233f1c466590ee4867d3708164e323b070f8a092128d66d871c9a99e7c0df_1_1 | 00fcfe0520f2b9ebca8c31d3a9e0b25c1788d70bf43a2bcacf174ce3948ce834 |
Coding | codecontest | Write Python code to solve the task.
On the well-known testing system MathForces, a draw of n rating units is arranged. The rating will be distributed according to the following algorithm: if k participants take part in this event, then the n rating is evenly distributed between them and rounded to the nearest lower in... | Step 1: To solve this problem, we need to find all possible rating increments that Vasya can obtain for a given number of rating units being drawn.
Step 2: We can start by iterating through positive integers from 1 to the square root of the total number of rating units (inclusive).
Step 3: For each positive integer ... | 4d083cfdf851e9a01cc061c33cd71fbdc6e0a88f455a8b04b8537d4f9eeb821e_1_1 | 00fcfe0520f2b9ebca8c31d3a9e0b25c1788d70bf43a2bcacf174ce3948ce834 |
Coding | codecontest | Write Python code to solve the task.
On the well-known testing system MathForces, a draw of n rating units is arranged. The rating will be distributed according to the following algorithm: if k participants take part in this event, then the n rating is evenly distributed between them and rounded to the nearest lower in... | Step 1: The problem requires us to find the possible rating increments that can be obtained for a given total number of rating units.
Step 2: We need to loop through the values of n and calculate the rating increment for each value of n.
Step 3: We should keep track of the possible rating increments for each n and o... | e2a20afd3aecb5d956ebc9a08e98ef4f30a80e370d229d8490c102505a8463bd_1_1 | 00fcfe0520f2b9ebca8c31d3a9e0b25c1788d70bf43a2bcacf174ce3948ce834 |
Coding | codecontest | Write Python code to solve the task.
You are a cricket coach who wants to partition a set of players into two teams of equal size and a referee. If there are odd players, one of the player becomes the referee. However, if there are even players, the coach himself acts as the referee. Each player has a score (integer) a... | Step 1: To address this problem, we need to create a program that determines the unfair partitioning of a set of players based on their scores and outputs the score of the referee when a new player joins the game.
Step 2: We need to continuously receive input scores of players and process them to find the most unfair... | ed05cbbc6f34a26c4793c7d6cdb7ae8b46d7bd26a3a423c731c7bf6ae8a7917a_1_1 | 6eac4d1180fef5a26be4419142413d205f0fd4afb4c9d3b062240139958ae837 |
Coding | codecontest | Write Python code to solve the task.
You are a cricket coach who wants to partition a set of players into two teams of equal size and a referee. If there are odd players, one of the player becomes the referee. However, if there are even players, the coach himself acts as the referee. Each player has a score (integer) a... | Step 1: To solve this problem, we need to create a computer program using the heap data structure, as indicated by the gt.
Step 2: The program should handle input scores of players and ensure that when the input score is 0, it returns the score of the player that acts as the referee.
Step 3: We need to keep track o... | 0ad176b755698eac8a3e49910b8c858d838fd4313a25968232ecc81370c398a2_1_1 | 6eac4d1180fef5a26be4419142413d205f0fd4afb4c9d3b062240139958ae837 |
Coding | codecontest | Write Python code to solve the task.
You are a cricket coach who wants to partition a set of players into two teams of equal size and a referee. If there are odd players, one of the player becomes the referee. However, if there are even players, the coach himself acts as the referee. Each player has a score (integer) a... | Step 1: The problem requires creating a program to partition a set of players into two teams of equal size and a referee. The goal is to maximize the unfairness of the partitioning by minimizing the difference between the sum of scores of players in each team.
Step 2: The coach wants this program to take scores of pl... | 1fefeb8bc9583527f16721c6cef499701742d067487711f83494fd3465031b87_1_1 | 6eac4d1180fef5a26be4419142413d205f0fd4afb4c9d3b062240139958ae837 |
Coding | codecontest | Write Python code to solve the task.
Valera the horse lives on a plane. The Cartesian coordinate system is defined on this plane. Also an infinite spiral is painted on the plane. The spiral consists of segments: [(0, 0), (1, 0)], [(1, 0), (1, 1)], [(1, 1), ( - 1, 1)], [( - 1, 1), ( - 1, - 1)], [( - 1, - 1), (2, - 1)], ... | Step 1: To address this problem, we start by understanding the pattern of the infinite spiral and how to calculate the number of turns Valera would need to take while walking along the spiral to reach a certain point.
Step 2: We should also consider different conditions for the coordinates of the points and how they ... | 252ceb5c4c8bbf3aec782e9cdd8c6e0f0ff23881f2fbf5df220efe7766321bdc_1_1 | b8093621392a55da592c664e864d11e55fd1165b539d2e5a89bd48ef56c87f19 |
Coding | codecontest | Write Python code to solve the task.
Valera the horse lives on a plane. The Cartesian coordinate system is defined on this plane. Also an infinite spiral is painted on the plane. The spiral consists of segments: [(0, 0), (1, 0)], [(1, 0), (1, 1)], [(1, 1), ( - 1, 1)], [( - 1, 1), ( - 1, - 1)], [( - 1, - 1), (2, - 1)], ... | Step 1: To solve this problem, we need to find the number of turns Valera has to make while walking along the spiral from point (0, 0) to point (x, y).
Step 2: We can calculate the absolute values of x and y and compare them to determine the number of turns required.
Step 3: Given the conditions for the number of tu... | b245364e92033eb53d5dacba8601c1c01e951a9e8a35666e48d716fa791a556b_1_1 | b8093621392a55da592c664e864d11e55fd1165b539d2e5a89bd48ef56c87f19 |
Coding | codecontest | Write Python code to solve the task.
Valera the horse lives on a plane. The Cartesian coordinate system is defined on this plane. Also an infinite spiral is painted on the plane. The spiral consists of segments: [(0, 0), (1, 0)], [(1, 0), (1, 1)], [(1, 1), ( - 1, 1)], [( - 1, 1), ( - 1, - 1)], [( - 1, - 1), (2, - 1)], ... | Step 1: To solve this problem, we need to determine the number of turns Valera the horse has to make to reach the given point (x, y) on the infinite spiral.
Step 2: We need to take into account the different quadrants and the segments of the spiral Valera the horse will encounter as he walks along the spiral.
Step 3... | b4aa1ea77e992467382c9ba378b7c1832fc6cb173f22e2112442a8a2915c028d_1_1 | b8093621392a55da592c664e864d11e55fd1165b539d2e5a89bd48ef56c87f19 |
Coding | codecontest | Write Python code to solve the task.
Given a binary tree in a two dimensional plane which has both side covered by mirrors.
As this is a 2D dimensional image, we define our print function to print only those nodes whose reflection is showing
on one of the mirrors, first we print the value of the nodes with reflections... | Step 1:
The problem requires us to print the nodes in a binary tree that have reflections appearing on both the right and left mirrors. To solve this, we need to implement a function that finds the reflections for each node in the tree. We can define a function to iterate through the levels of the tree, calculate the ... | a47bd65e7d6ab243bebc47cacdb66c5566f3ade8364d9501b146d130ca947995_1_1 | 68abad4c76be03eb87c0292c67fdbf38b3295976a89fb24f6fc8c90b89db1123 |
Coding | codecontest | Write Python code to solve the task.
Given a binary tree in a two dimensional plane which has both side covered by mirrors.
As this is a 2D dimensional image, we define our print function to print only those nodes whose reflection is showing
on one of the mirrors, first we print the value of the nodes with reflections... | Step 1: The problem requires iterating through each level of the tree and finding the reflection values on the right mirror and then the left mirror.
Step 2: We can start by defining a function that takes the array representation of the tree, the values of the nodes with reflections on the right mirror, and the value... | 07a158aa8082602087831d75b1fc780c67eef6722ef2cbf0ada2ebcfbfff095f_1_1 | 68abad4c76be03eb87c0292c67fdbf38b3295976a89fb24f6fc8c90b89db1123 |
Coding | codecontest | Write Python code to solve the task.
Given a binary tree in a two dimensional plane which has both side covered by mirrors.
As this is a 2D dimensional image, we define our print function to print only those nodes whose reflection is showing
on one of the mirrors, first we print the value of the nodes with reflections... | Step 1: The problem requires us to print the values of the nodes with reflections appearing on the right and then the left mirror, ensuring that each node is only printed once.
Step 2: We need to parse the input array representation of the binary tree and use this to print the reflections.
Step 3: To solve the probl... | 15c21a1c247d8d00209c94d796137ec7ec0dd051eeffa5a500e97894c7a215ae_1_1 | 68abad4c76be03eb87c0292c67fdbf38b3295976a89fb24f6fc8c90b89db1123 |
Coding | codecontest | Write Python code to solve the task.
Nearly each project of the F company has a whole team of developers working on it. They often are in different rooms of the office in different cities and even countries. To keep in touch and track the results of the project, the F company conducts shared online meetings in a Spyke ... | Step 1: To solve this problem, we need to determine the person who can be the leader based on the log on/log off messages. We need to analyze how many people can be leaders from the given input of messages.
Step 2: We can use sets to keep track of the people who are currently online during the meeting and remove them... | 414f6868aff2457ed51e1a1341b5cab42e05896fcb29cdb09aec86fe1698602b_1_1 | 1e01b0883b36ac45d89ee4f870084b90f5f4cf63151cb9006d22c8f8b7bd97ba |
Coding | codecontest | Write Python code to solve the task.
Nearly each project of the F company has a whole team of developers working on it. They often are in different rooms of the office in different cities and even countries. To keep in touch and track the results of the project, the F company conducts shared online meetings in a Spyke ... | Step 1: The problem is to determine who can be the leader of a team based on the 'user logged on'/'user logged off' messages of the meeting provided in chronological order.
Step 2: To solve this problem, we need to process the messages to determine who can be the leader.
Step 3: We should keep track of the status of... | f0ba82ba15d10eedd1c4b49c1bd4cc482ee97a486670a9b467c21d3e08a63085_1_1 | 1e01b0883b36ac45d89ee4f870084b90f5f4cf63151cb9006d22c8f8b7bd97ba |
Coding | codecontest | Write Python code to solve the task.
Nearly each project of the F company has a whole team of developers working on it. They often are in different rooms of the office in different cities and even countries. To keep in touch and track the results of the project, the F company conducts shared online meetings in a Spyke ... | Step 1: The problem requires identifying who the leader of a chat meeting is based on the chronological log-on and log-off messages
Step 2: We first need to parse the input and store the log-on and log-off messages in a list
Step 3: Then, we will use the log to determine which people can potentially be the leader by... | 8560ff683d527da2613bbfe7def0292a721e645bc3079ed9d5047e41146f4cc3_1_1 | 1e01b0883b36ac45d89ee4f870084b90f5f4cf63151cb9006d22c8f8b7bd97ba |
Coding | codecontest | Write Python code to solve the task.
In some country there are exactly n cities and m bidirectional roads connecting the cities. Cities are numbered with integers from 1 to n. If cities a and b are connected by a road, then in an hour you can go along this road either from city a to city b, or from city b to city a. Th... | Step 1: The function starts by reading the input from the user.
Step 2: It then stores the edges and calculates the distance of each city to the other cities using a breadth-first search (BFS) algorithm.
Step 3: It then checks if the condition of being able to travel from city s1 to city t1 in at most l1 hours and f... | b1a16e7231b3266048045ac8be839e6d69068de145519ed17029a6ee3f00e9f4_1_1 | 82e626c59d11ce4475c50ac0bd9a3dfe0994ee6b993b362eac1649c2d23a0222 |
Coding | codecontest | Write Python code to solve the task.
In some country there are exactly n cities and m bidirectional roads connecting the cities. Cities are numbered with integers from 1 to n. If cities a and b are connected by a road, then in an hour you can go along this road either from city a to city b, or from city b to city a. Th... | Step 1: The problem is to determine the maximum number of roads that need to be destroyed in order to meet the given conditions or determine if it's impossible to meet the conditions.
Step 2: To solve this problem, we need to consider the road network between the cities and calculate the distances between the cities ... | 21aa311b385ae1bfd42ca1fad0922dd14ed23cdd056813320f44cba9116ddede_1_1 | 82e626c59d11ce4475c50ac0bd9a3dfe0994ee6b993b362eac1649c2d23a0222 |
Coding | codecontest | Write Python code to solve the task.
In some country there are exactly n cities and m bidirectional roads connecting the cities. Cities are numbered with integers from 1 to n. If cities a and b are connected by a road, then in an hour you can go along this road either from city a to city b, or from city b to city a. Th... | Step 1: The given problem involves finding the maximum number of roads that need to be destroyed in order to meet certain time constraints between two pairs of cities.
Step 2: To approach this problem, we can use a graph-based approach, and use Breadth-First Search (BFS) for finding shortest paths between any two cit... | 5ce7b32dccbcd7b958f1ba5aff9582da6fd82f214670e4ad673eecd1172ee446_1_1 | 82e626c59d11ce4475c50ac0bd9a3dfe0994ee6b993b362eac1649c2d23a0222 |
Coding | codecontest | Write Python code to solve the task.
Gathering darkness shrouds the woods and the world. The moon sheds its light on the boat and the river.
"To curtain off the moonlight should be hardly possible; the shades present its mellow beauty and restful nature." Intonates Mino.
"See? The clouds are coming." Kanno gazes into... | Step 1:
The goal of this problem is to determine the number of unordered pairs of clouds that can cover the moon at the same future moment with a proper choice of wind velocity w.
We need to consider each pair of clouds and calculate their future positions and velocities in order to determine if and when they will co... | 594a0a77cef1ae21810f8e4f6a6e9bce8ce6c2d1c14f02c41225712e3e2ceaa6_1_1 | 6fc8642376f2fec4349c3e570cec4c7bfdc76f77e1bc69e54c828cf4e95fcf75 |
Coding | codecontest | Write Python code to solve the task.
Gathering darkness shrouds the woods and the world. The moon sheds its light on the boat and the river.
"To curtain off the moonlight should be hardly possible; the shades present its mellow beauty and restful nature." Intonates Mino.
"See? The clouds are coming." Kanno gazes into... | Step 1: The provided function "solve" appears to be using binary search and sorting to calculate the number of unordered pairs of clouds such that it's possible that clouds from each pair cover the moon at the same future moment.
Step 2: The function creates two lists, one for positive velocities and one for negative... | c2093661e23791345b15fdfe4208791cb43fa63134d8b72902914926141fd1d5_1_1 | 6fc8642376f2fec4349c3e570cec4c7bfdc76f77e1bc69e54c828cf4e95fcf75 |
Coding | codecontest | Write Python code to solve the task.
Gathering darkness shrouds the woods and the world. The moon sheds its light on the boat and the river.
"To curtain off the moonlight should be hardly possible; the shades present its mellow beauty and restful nature." Intonates Mino.
"See? The clouds are coming." Kanno gazes into... | Step 1: To solve this problem, we need to find all unordered pairs of clouds that cover the moon at the same future moment with a proper choice of wind velocity.
Step 2: Each cloud has an initial position, a velocity, and a length, along with a maximum wind speed.
Step 3: We need to consider the possible positions a... | e20583e32de25e6b85e424f169e4192e66fd84449bdede0ded75484da526aa78_1_1 | 6fc8642376f2fec4349c3e570cec4c7bfdc76f77e1bc69e54c828cf4e95fcf75 |
Coding | codecontest | Write Python code to solve the task.
Alas, finding one's true love is not easy. Masha has been unsuccessful in that yet. Her friend Dasha told Masha about a way to determine the phone number of one's Prince Charming through arithmancy.
The phone number is divined like that. First one needs to write down one's own pho... | Step 1: The problem requires us to calculate the number of phone numbers Masha will dial based on the sequence of digits in her phone number.
Step 2: We can start by understanding the process of generating the new numbers based on the given rules.
Step 3: We can then write logic to calculate the possible phone numb... | 6af97ecc01259944aec800c77da1e3914f150f0231a74e782bfd43ce5205e1e1_1_1 | 7aaa9523d3f2dea341a0c3795524eed4d4ac46e4236ead15e09e0a86d23d4b3f |
Coding | codecontest | Write Python code to solve the task.
Alas, finding one's true love is not easy. Masha has been unsuccessful in that yet. Her friend Dasha told Masha about a way to determine the phone number of one's Prince Charming through arithmancy.
The phone number is divined like that. First one needs to write down one's own pho... | Step 1: To solve this problem, we need to analyze the given phone number and its arithmancy sequence.
Step 2: We will use a recursive function to calculate all possible combinations of numbers based on the given arithmancy rules, and count the number of valid combinations. A valid combination is one in which the numb... | 22a8fac12530ebec4712136f0d5d4bd9d055615cda2e8b114817bf45b2573308_1_1 | 7aaa9523d3f2dea341a0c3795524eed4d4ac46e4236ead15e09e0a86d23d4b3f |
Coding | codecontest | Write Python code to solve the task.
Alas, finding one's true love is not easy. Masha has been unsuccessful in that yet. Her friend Dasha told Masha about a way to determine the phone number of one's Prince Charming through arithmancy.
The phone number is divined like that. First one needs to write down one's own pho... | Step 1: The problem asks us to determine the number of phone numbers Masha will dial using the arithmancy algorithm.
Step 2: We need to calculate all possible numbers within the constraints and exclude Masha's own number.
Step 3: The solution will involve dynamic programming to keep track of all the possible numb... | 6b6f481bab5dd75a98fc24f904307950834dc778518e623c2fb6a06a3a748cd7_1_1 | 7aaa9523d3f2dea341a0c3795524eed4d4ac46e4236ead15e09e0a86d23d4b3f |
Coding | codecontest | Write Python code to solve the task.
You have n devices that you want to use simultaneously.
The i-th device uses ai units of power per second. This usage is continuous. That is, in λ seconds, the device will use λ·ai units of power. The i-th device currently has bi units of power stored. All devices can store an arbi... | Step 1: The problem requires calculating the maximum amount of time the devices can be used simultanenously until one of them hits 0 units of power.
Step 2: We can use a greedy approach to solve the problem.
Step 3: We need to calculate the time until the first device runs out of power while considering the power r... | 85ac6d724ee1754692ad90b72a82dd3b9495da938fba070241f02e78526dbd25_1_1 | 65b6d917284e2785dd7b90e9fc981740c010100e6326cef9d1f94263d0b0873f |
Coding | codecontest | Write Python code to solve the task.
You have n devices that you want to use simultaneously.
The i-th device uses ai units of power per second. This usage is continuous. That is, in λ seconds, the device will use λ·ai units of power. The i-th device currently has bi units of power stored. All devices can store an arbi... | Step 1: The problem requires finding the maximum amount of time the devices can be used until one of them runs out of power. This involves calculating the power consumption and the charging rate to determine the time each device can operate.
Step 2: To solve the problem, we should first determine the time each device... | 2f146250a698f4882d5f1a9b7c2656c500e9cfb328d175c27dbba39688fafa08_1_1 | 65b6d917284e2785dd7b90e9fc981740c010100e6326cef9d1f94263d0b0873f |
Coding | codecontest | Write Python code to solve the task.
You have n devices that you want to use simultaneously.
The i-th device uses ai units of power per second. This usage is continuous. That is, in λ seconds, the device will use λ·ai units of power. The i-th device currently has bi units of power stored. All devices can store an arbi... | Step 1: To solve this problem, we need to find the maximum amount of time we can use the devices until one of them hits 0 units of power.
Step 2: We should consider the power usage of each device and the amount of power stored in each device.
Step 3: Then, we need to determine the charging rate of the charger and ca... | ef037fe811347a6bd70a2d211303d2d5c35e0994c6a9d3d4e689cddb9780c754_1_1 | 65b6d917284e2785dd7b90e9fc981740c010100e6326cef9d1f94263d0b0873f |
Coding | codecontest | Write Python code to solve the task.
Bishwock is a chess figure that consists of three squares resembling an "L-bar". This figure can be rotated by 90, 180 and 270 degrees so it can have four possible states:
XX XX .X X.
X. .X XX XX
Bishwocks don't attack any squares and c... | Step 1: To solve this problem, we need to analyze the configuration of the board and determine the maximum amount of bishwocks that can be placed onto the given board without occupying the same square or the squares with pawns.
Step 2: The approach involves iterating through the squares on the board and keeping track... | 361338c04ee28dca2cd5e4e4018b0c8d8139928d8ba05b10029f3b1de781de8d_1_1 | 27f4569894e1bb6c95bc1715bc2ce3c02d2497eb0564a0e9aa6fcffa175841f4 |
Coding | codecontest | Write Python code to solve the task.
Bishwock is a chess figure that consists of three squares resembling an "L-bar". This figure can be rotated by 90, 180 and 270 degrees so it can have four possible states:
XX XX .X X.
X. .X XX XX
Bishwocks don't attack any squares and c... | Step 1: The solution involves iterating through the board to determine the maximum amount of bishwocks that can be placed onto the board.
Step 2: We can keep track of the states of the board and the number of bishwocks that can be placed on it by updating two tables A and S.
Step 3: The tables will store the informa... | b834bd83c2bbfbf964e8ebbc5d553364e25130980e832d6bb9609e9741bbc19c_1_1 | 27f4569894e1bb6c95bc1715bc2ce3c02d2497eb0564a0e9aa6fcffa175841f4 |
Coding | codecontest | Write Python code to solve the task.
Bishwock is a chess figure that consists of three squares resembling an "L-bar". This figure can be rotated by 90, 180 and 270 degrees so it can have four possible states:
XX XX .X X.
X. .X XX XX
Bishwocks don't attack any squares and c... | Step 1: The problem seems to be about finding the maximum number of bishwocks that can be placed onto the grid without occupying squares with pawns.
Step 2: The given code utilizes dynamic programming to solve this problem. It uses a two-dimensional list (dp) to keep track of the number of possible bishwocks at diffe... | bf68408611fc9da5bf15746d65dbe7b3f4aab47d70c77e5934c93c0fc7d3cc9f_1_1 | 27f4569894e1bb6c95bc1715bc2ce3c02d2497eb0564a0e9aa6fcffa175841f4 |
Coding | codecontest | Write Python code to solve the task.
You are given a sequence s consisting of n digits from 1 to 9.
You have to divide it into at least two segments (segment β is a consecutive sequence of elements) (in other words, you have to place separators between some digits of the sequence) in such a way that each element belon... | Step 1: The problem is asking us to divide a sequence of digits into at least two segments such that each element belongs to exactly one segment and if the resulting division is represented as an integer number sequence, then each next element of this sequence should be strictly greater than the previous one.
Step 2: ... | 29dae2be10482c5123c28f6011e8a376bff95dee117d570d67eaaad3a04eb992_1_1 | 0832388c7199e62d05c3faebc35f8e5502510123def172b3af13e92a50187346 |
Coding | codecontest | Write Python code to solve the task.
You are given a sequence s consisting of n digits from 1 to 9.
You have to divide it into at least two segments (segment β is a consecutive sequence of elements) (in other words, you have to place separators between some digits of the sequence) in such a way that each element belon... | Step 1: The given problem requires dividing a given sequence into at least two segments in such a way that each element belongs to exactly one segment, and the resulting division forms a sequence of integer numbers where each next element is strictly greater than the previous one.
Step 2: We can approach this problem... | 3321121245faabff21ead604da8b3fdc1d13b67c2e5b1a2b5c5177e1f3470c2e_1_1 | 0832388c7199e62d05c3faebc35f8e5502510123def172b3af13e92a50187346 |
Coding | codecontest | Write Python code to solve the task.
You are given a sequence s consisting of n digits from 1 to 9.
You have to divide it into at least two segments (segment β is a consecutive sequence of elements) (in other words, you have to place separators between some digits of the sequence) in such a way that each element belon... | Step 1: The problem requires us to divide a given sequence into at least two segments, such that the integer representations of the resulting sequence follow a strictly increasing pattern.
Step 2: We need to check if a suitable division is possible for each given sequence, and provide the division details if possible... | 07ef94c609127eb99fe5ed1aceeca86a5f4fe1be02faf946de07885e0f548e5b_1_1 | 0832388c7199e62d05c3faebc35f8e5502510123def172b3af13e92a50187346 |
Coding | codecontest | Write Python code to solve the task.
Each evening after the dinner the SIS's students gather together to play the game of Sport Mafia.
For the tournament, Alya puts candies into the box, which will serve as a prize for a winner. To do that, she performs n actions. The first action performed is to put a single candy i... | Step 1: To solve this problem, we need to determine the number of sweets Alya ate based on the number of actions and the number of candies at the end.
Step 2: We can use the formula to calculate the number of moves of the first option, where p = (-3 + sqrt(9 + 8 * (n + k))) / 2.
Step 3: Then, the number of candies A... | 6407849ca15faa9adaac20a0ff3f42268f2b0cfedd841cd8debe27556154283c_1_1 | 87ceadfaa779d98d2b1de2bd22ebc55ad886301c1f8fe3d096dedbacb3dd7d14 |
Coding | codecontest | Write Python code to solve the task.
Each evening after the dinner the SIS's students gather together to play the game of Sport Mafia.
For the tournament, Alya puts candies into the box, which will serve as a prize for a winner. To do that, she performs n actions. The first action performed is to put a single candy i... | Step 1: To solve this problem, we need to find the total number of candies that Alya ate.
Step 2: We can start by finding a mathematical formula or algorithm that relates the total number of actions (n) and the number of candies at the end (k) to the number of candies eaten.
Step 3: We can then implement a function ... | 718069089754146294163343775ee2b9e7c22cd46dfd786f581d31e5bfaddd23_1_1 | 87ceadfaa779d98d2b1de2bd22ebc55ad886301c1f8fe3d096dedbacb3dd7d14 |
Coding | codecontest | Write Python code to solve the task.
Each evening after the dinner the SIS's students gather together to play the game of Sport Mafia.
For the tournament, Alya puts candies into the box, which will serve as a prize for a winner. To do that, she performs n actions. The first action performed is to put a single candy i... | Step 1:
It seems like we need to find the number of candies Alya ate based on a given sequence of actions, the total number of actions, and the number of candies in the box at the end.
To do this, we probably we need to calculate the number of candies in the box after each action and track the total number of candies... | 971afa580df1797de763c39c38b25c88533aec3680aa5951ae08d1c4db3661db_1_1 | 87ceadfaa779d98d2b1de2bd22ebc55ad886301c1f8fe3d096dedbacb3dd7d14 |
Coding | codecontest | Write Python code to solve the task.
Twilight Sparkle learnt that the evil Nightmare Moon would return during the upcoming Summer Sun Celebration after one thousand years of imprisonment on the moon. She tried to warn her mentor Princess Celestia, but the princess ignored her and sent her to Ponyville to check on the p... | Step 1: The problem involves finding a path in an undirected graph according to the given parity constraints.
Step 2: We need to determine a path that satisfies the given constraints based on the parity of the number of times that each place must be visited.
Step 3: We will explore the graph using Depth-First Search... | b0a912244295ec1446c1b07c37fe7bc03f68b1209280fcd9f906868363e1a5a9_1_1 | 45ee5e364d80bddaed15e6ae69d72babb590cbdfdfbd733353f6e86dc9d3d980 |
Coding | codecontest | Write Python code to solve the task.
Twilight Sparkle learnt that the evil Nightmare Moon would return during the upcoming Summer Sun Celebration after one thousand years of imprisonment on the moon. She tried to warn her mentor Princess Celestia, but the princess ignored her and sent her to Ponyville to check on the p... | Step 1: The problem requires us to find a path consistent with the given parity information on the number of times each place must be visited.
Step 2: We need to represent the locations and roads in Ponyville as a graph and then traverse the graph to construct a path that satisfies the given parity requirements.
Step... | fa99c5cf2169c658f5c6962f17d6bd6b7de746a058e4e600ef2783a895b4c268_1_1 | 45ee5e364d80bddaed15e6ae69d72babb590cbdfdfbd733353f6e86dc9d3d980 |
Coding | codecontest | Write Python code to solve the task.
Twilight Sparkle learnt that the evil Nightmare Moon would return during the upcoming Summer Sun Celebration after one thousand years of imprisonment on the moon. She tried to warn her mentor Princess Celestia, but the princess ignored her and sent her to Ponyville to check on the p... | Step 1: This problem involves constructing a path based on the parity requirements of the different vertices in the graph.
Step 2: We need to consider the graph structure and the constraints of not visiting more than 4n places.
Step 3: First, we will use a depth-first search (DFS) algorithm to traverse the graph and... | 3cbc4bac9d7a6ba1201a673bcd046822df81d8577313daf1ca0202a5034a86b8_1_1 | 45ee5e364d80bddaed15e6ae69d72babb590cbdfdfbd733353f6e86dc9d3d980 |
Coding | codecontest | Write Python code to solve the task.
There is a plane like Figure 1 with 8 vertical and 8 horizontal squares. There are several bombs on that plane. Figure 2 shows an example (β = bomb).
| β‘ | β‘ | β‘ | β‘ | β‘ | β‘ | β‘ | β‘
--- | --- | --- | --- | --- | --- | --- | ---
β‘ | β‘ | β‘ | β‘ | β‘ | β‘ | β‘ | β‘
β‘ | β‘ | β‘ | β‘ | β‘ | β‘ | ... | Step 1: The program aims to simulate the explosion of bombs on a grid-based plane. When a bomb explodes, it affects the squares in its vicinity, causing a chain reaction if there are other bombs. The task requires reading the current state of the grid and the position of the bomb that explodes first, and then outputti... | d6185b5fb3e2e4a34428dd8fdd0b7653c102703acb85800123dedeae54cad183_1_1 | 808dd672003d9655bbd8eaeaf3d80b422ed898ebec636dfed228b4febb8373ca |
Coding | codecontest | Write Python code to solve the task.
There is a plane like Figure 1 with 8 vertical and 8 horizontal squares. There are several bombs on that plane. Figure 2 shows an example (β = bomb).
| β‘ | β‘ | β‘ | β‘ | β‘ | β‘ | β‘ | β‘
--- | --- | --- | --- | --- | --- | --- | ---
β‘ | β‘ | β‘ | β‘ | β‘ | β‘ | β‘ | β‘
β‘ | β‘ | β‘ | β‘ | β‘ | β‘ | ... | Step 1: The given problem requires us to model the chain reaction of bombs exploding in a plane and update the state of the plane accordingly.
Step 2: We need to determine the chain reaction caused by the first bomb exploding and update the plane to reflect the final state after the explosion.
Step 3: We can achieve... | d4ed131ebd4470c975b0d3616bc4067d9daa66f27dad2eb8147a7df4b13c789c_1_1 | 808dd672003d9655bbd8eaeaf3d80b422ed898ebec636dfed228b4febb8373ca |
Coding | codecontest | Write Python code to solve the task.
There is a plane like Figure 1 with 8 vertical and 8 horizontal squares. There are several bombs on that plane. Figure 2 shows an example (β = bomb).
| β‘ | β‘ | β‘ | β‘ | β‘ | β‘ | β‘ | β‘
--- | --- | --- | --- | --- | --- | --- | ---
β‘ | β‘ | β‘ | β‘ | β‘ | β‘ | β‘ | β‘
β‘ | β‘ | β‘ | β‘ | β‘ | β‘ | ... | Step 1: The task requires processing the explosion of bombs on an 8x8 grid. Once a bomb explodes, it affects the three squares in all four directions. We need to implement a recursive function to handle the chain reaction and mark exploded squares as 0.
Step 2: The provided code is a solution to this problem. It defi... | 5f9e02041eeb392c19698f202c10418716a7cfd532962650d56836bc48192e3e_1_1 | 808dd672003d9655bbd8eaeaf3d80b422ed898ebec636dfed228b4febb8373ca |
Coding | codecontest | Write Python code to solve the task.
This is an easier version of the problem. In this version n β€ 1000
The outskirts of the capital are being actively built up in Berland. The company "Kernel Panic" manages the construction of a residential complex of skyscrapers in New Berlskva. All skyscrapers are built along the h... | Step 1: The problem requires us to find the optimal number of floors for each skyscraper in a residential complex, such that all requirements are met and the total number of floors in all skyscrapers is the maximum possible.
Step 2: To solve this problem, we can start by reading the input values. We then need to dete... | f94584b3996c0f1120bf93f4f9b2071f575938a6e9465fa27ab792be4a7cfb8b_1_1 | 1b3a5148ec0556e215b23e179636a88b4bb1dd63112e63dfd3db65ad562544a7 |
Coding | codecontest | Write Python code to solve the task.
This is an easier version of the problem. In this version n β€ 1000
The outskirts of the capital are being actively built up in Berland. The company "Kernel Panic" manages the construction of a residential complex of skyscrapers in New Berlskva. All skyscrapers are built along the h... | Step 1: The problem requires us to find the optimal number of floors for each skyscraper such that all restrictions are met and the total number of floors in all skyscrapers is maximum.
Step 2: The solution seems to involve a recursive function to compute the number of floors for each skyscraper, ensuring that for e... | 00a275bc82cc268c53b45cd215a540ccf95dc5f3295c7a15d2966027720645fb_1_1 | 1b3a5148ec0556e215b23e179636a88b4bb1dd63112e63dfd3db65ad562544a7 |
Coding | codecontest | Write Python code to solve the task.
This is an easier version of the problem. In this version n β€ 1000
The outskirts of the capital are being actively built up in Berland. The company "Kernel Panic" manages the construction of a residential complex of skyscrapers in New Berlskva. All skyscrapers are built along the h... | Step 1: The problem requires us to optimize the total number of floors in the built skyscrapers such that all requirements are fulfilled. We can achieve this by iteratively building skyscrapers with the highest number of floors allowed on each plot while ensuring that they do not simultaneously have higher skyscrapers... | e250c55bd24a14c713e9372ba27ec4315a2356ec5d394d8b2dd164aaf097f7e9_1_1 | 1b3a5148ec0556e215b23e179636a88b4bb1dd63112e63dfd3db65ad562544a7 |
Coding | codecontest | Write Python code to solve the task.
Nikita has a stack. A stack in this problem is a data structure that supports two operations. Operation push(x) puts an integer x on the top of the stack, and operation pop() deletes the top integer from the stack, i. e. the last added. If the stack is empty, then the operation pop(... | Step 1: The code seems to be using a segment tree implementation to keep track of the operations performed on the stack.
Step 2: Segment trees are a good way to efficiently handle range queries and updates, which is likely why they were chosen for this problem.
Step 3: The code appears to be modifying and querying t... | ca87d66e69801e7781c84d9b6bd1f2f99232316ffb699e824ce23c01dc019434_1_1 | c6083c3c64b951135ee0a1632bd3a38eb27ec0e130e4fb4a616e8e9f12a7d078 |
Coding | codecontest | Write Python code to solve the task.
Nikita has a stack. A stack in this problem is a data structure that supports two operations. Operation push(x) puts an integer x on the top of the stack, and operation pop() deletes the top integer from the stack, i. e. the last added. If the stack is empty, then the operation pop(... | Step 1: To solve this problem, we need to process the operations performed on the stack in the order they were remembered by Nikita.
Step 2: We need to track the top integer on the stack after performing each operation.
Step 3: We can do this by using an array to represent the stack and modifying it based on the rem... | 1f373a6af8db91f7b820fc994116622b7d0bf9ebd040c2ee90ec11000f5d5621_1_1 | c6083c3c64b951135ee0a1632bd3a38eb27ec0e130e4fb4a616e8e9f12a7d078 |
Coding | codecontest | Write Python code to solve the task.
Nikita has a stack. A stack in this problem is a data structure that supports two operations. Operation push(x) puts an integer x on the top of the stack, and operation pop() deletes the top integer from the stack, i. e. the last added. If the stack is empty, then the operation pop(... | Step 1: The problem is asking to simulate the operations to get the top integer each time
Step 2: We can use a stack to push and pop integers based on the sequence of operations.
Step 3: We must ensure that the top integer is printed after each operation, and if the stack is empty, we should print -1.
Step 4: We wo... | abcefea4c43af0e727376ca44a2123d72ece790e8d2d62e2edad168aa806d5e7_1_1 | c6083c3c64b951135ee0a1632bd3a38eb27ec0e130e4fb4a616e8e9f12a7d078 |
Coding | codecontest | Write Python code to solve the task.
Petya was late for the lesson too. The teacher gave him an additional task. For some array a Petya should find the number of different ways to select non-empty subset of elements from it in such a way that their product is equal to a square of some integer.
Two ways are considered ... | Step 1: The given problem requires us to calculate the number of different ways to select non-empty subsets of elements from an array such that their product is equal to a square of some integer.
Step 2: We should consider a subset as different if the sets of indexes of elements chosen by these ways are different.
St... | 55ba12a49c81a5463157509e5ebb1f557e47b4a012ff0b77c4d2ed54aa3f4892_1_1 | 282f31cdea4b6a6f74632e9d04d34063a4f9d52a6161770354297c80626df1a7 |
Coding | codecontest | Write Python code to solve the task.
Petya was late for the lesson too. The teacher gave him an additional task. For some array a Petya should find the number of different ways to select non-empty subset of elements from it in such a way that their product is equal to a square of some integer.
Two ways are considered ... | Step 1: A top-down approach helps solve the problem by performing the necessary computation to determine the number of ways of choosing elements so that their product is a square of a certain integer modulo 10^9 + 7.
Step 2: We'll perform various operations on the input elements, track the frequency of certain value... | 32a641855164d3a93fca7ef03b16cd9ac3da50aabe5017b2f056624499d770f7_1_1 | 282f31cdea4b6a6f74632e9d04d34063a4f9d52a6161770354297c80626df1a7 |
Coding | codecontest | Write Python code to solve the task.
Petya was late for the lesson too. The teacher gave him an additional task. For some array a Petya should find the number of different ways to select non-empty subset of elements from it in such a way that their product is equal to a square of some integer.
Two ways are considered ... | Step 1: The given input provides an array of integers, we need an approach to find the number of different ways to select non-empty subsets of elements from the array such that their product is a square of some integer.
Step 2: We need to use bit manipulation to perform efficient traversal of all the possible subsets... | 3ce2a8970f39c2d5e30389a9653dc76d7019645971d1e8bc4ddfc1d7e3a6669e_1_1 | 282f31cdea4b6a6f74632e9d04d34063a4f9d52a6161770354297c80626df1a7 |
Coding | codecontest | Write Python code to solve the task.
A tree is a graph with n vertices and exactly n - 1 edges; this graph should meet the following condition: there exists exactly one shortest (by number of edges) path between any pair of its vertices.
A subtree of a tree T is a tree with both vertices and edges as subsets of vertic... | Step 1: To solve this problem, we begin by iterating through the input graph to determine the relationship between the vertices and their integers.
Step 2: We also need to keep track of the depth of each vertex in the tree to determine the minimum number of moves required to make all integers zero.
Step 3: Then, we ... | 494857907e0f69e6f58f2834b6ddce085c2cee8dd37e357d124bc2967758fc53_1_1 | 59e26e25bfd3c250c96a7d9722ff333eb2ad34a3f1fced3ad28c59f2c3da0c16 |
Coding | codecontest | Write Python code to solve the task.
A tree is a graph with n vertices and exactly n - 1 edges; this graph should meet the following condition: there exists exactly one shortest (by number of edges) path between any pair of its vertices.
A subtree of a tree T is a tree with both vertices and edges as subsets of vertic... | Step 1: The solution uses dynamic programming to iterate through all vertices of the tree and calculate the minimum number of operations needed to zero out the integers written on the vertices.
Step 2: We start with top-down traversal of the tree to calculate dynamic programming values for each vertex, considering th... | 57b29a08d51c53d5ec04e5a382b42f6ebbcf7d5a7571d5f37b5e917a6fb0e743_1_1 | 59e26e25bfd3c250c96a7d9722ff333eb2ad34a3f1fced3ad28c59f2c3da0c16 |
Coding | codecontest | Write Python code to solve the task.
A tree is a graph with n vertices and exactly n - 1 edges; this graph should meet the following condition: there exists exactly one shortest (by number of edges) path between any pair of its vertices.
A subtree of a tree T is a tree with both vertices and edges as subsets of vertic... | Step 1: The problem requires us to calculate the minimum number of operations needed to make all the integers written on the vertices of the given tree equal to zero.
Step 2: We can start by parsing the input values to construct the tree, then recursively exploring all the children nodes for each node in the tree.
St... | ebc80d2803ff352acf52ed8015f310b6d2c3a45be97f307d8aa6d18d7783409d_1_1 | 59e26e25bfd3c250c96a7d9722ff333eb2ad34a3f1fced3ad28c59f2c3da0c16 |
Coding | codecontest | Write Python code to solve the task.
In one one-dimensional world there are n platforms. Platform with index k (platforms are numbered from 1) is a segment with coordinates [(k - 1)m, (k - 1)m + l], and l < m. Grasshopper Bob starts to jump along the platforms from point 0, with each jump he moves exactly d units right... | Step 1: First, we need to understand the problem by identifying the constraints and requirements.
Step 2: We need to calculate the coordinate of the point where the grasshopper will fall down while jumping along the platforms.
Step 3: We also need to keep in mind that the grasshopper won't fall down if he is on the ... | f09665831a88c2cc67f84ab848c1cff18a27f42e775605fc7fca10af19de89ce_1_1 | 6ff27a909d1c43f7e7134d85378d877944b71547ef08e9deddc3c55289d49ba8 |
Coding | codecontest | Write Python code to solve the task.
In one one-dimensional world there are n platforms. Platform with index k (platforms are numbered from 1) is a segment with coordinates [(k - 1)m, (k - 1)m + l], and l < m. Grasshopper Bob starts to jump along the platforms from point 0, with each jump he moves exactly d units right... | Step 1: We are given n platforms, each with a length of (k-1)m, (k-1)m + l, where l < m.
Step 2: Bob starts jumping from point 0 and moves exactly d units right with each jump.
Step 3: We need to find the coordinate where Bob will fall down. If he lands on an edge, he doesn't fall down.
Step 4: To solve this, we ca... | 0ce37419002cbe5bc89d1b89fba5a0cda5cb45139e6566abda2aaa121b90979d_1_1 | 6ff27a909d1c43f7e7134d85378d877944b71547ef08e9deddc3c55289d49ba8 |
Coding | codecontest | Write Python code to solve the task.
In one one-dimensional world there are n platforms. Platform with index k (platforms are numbered from 1) is a segment with coordinates [(k - 1)m, (k - 1)m + l], and l < m. Grasshopper Bob starts to jump along the platforms from point 0, with each jump he moves exactly d units right... | Step 1: The problem requires calculating the coordinates where the grasshopper will fall down.
Step 2: To solve the problem, we need to consider the different cases, including when the grasshopper falls, and when it lands on the platform edge.
Step 3: The solution includes calculating the values of k, x, and checkin... | fc56d8cda631614d0f9b2df3c3e9a485d73cc0edd07040160787bd2fd6ad72ac_1_1 | 6ff27a909d1c43f7e7134d85378d877944b71547ef08e9deddc3c55289d49ba8 |
Coding | codecontest | Write Python code to solve the task.
There is a puzzle to complete by combining 14 numbers from 1 to 9. Complete by adding another number to the given 13 numbers.
The conditions for completing the puzzle are
* You must have one combination of the same numbers.
* The remaining 12 numbers are 4 combinations of 3 number... | Step 1: The program should be able to read a string of 13 numbers, store the occurrence of each number, and then output all the numbers that can complete a puzzle.
Step 2: To solve the puzzle, we need to find whether there exists one combination of the same numbers and whether there are 4 combinations of 3 numbers wi... | c72c3602f6c0bfaf0b078f074763751670ea92d93814ce13eeb9b637dc7e1280_1_1 | 269bb063b92934f29c22109e7bd9dee075c8065bdfe9fd50fc4e0fb9773c197d |
Coding | codecontest | Write Python code to solve the task.
There is a puzzle to complete by combining 14 numbers from 1 to 9. Complete by adding another number to the given 13 numbers.
The conditions for completing the puzzle are
* You must have one combination of the same numbers.
* The remaining 12 numbers are 4 combinations of 3 number... | Step 1: The goal of the program is to find a number between 1 and 9 that can be added to a set of 13 numbers to complete a puzzle according to specific conditions.
Step 2: We need to check whether the puzzle is complete for each of the numbers 1 to 9 and output the numbers that complete the puzzle. If no number compl... | c7c28ba2ef21f0a0ed5ab80fb54cdabac3c6cebe995f3c58a62cf75bf7670ea2_1_1 | 269bb063b92934f29c22109e7bd9dee075c8065bdfe9fd50fc4e0fb9773c197d |
Coding | codecontest | Write Python code to solve the task.
There is a puzzle to complete by combining 14 numbers from 1 to 9. Complete by adding another number to the given 13 numbers.
The conditions for completing the puzzle are
* You must have one combination of the same numbers.
* The remaining 12 numbers are 4 combinations of 3 number... | Step 1: The program needs to read the input string of 13 numbers and determine which numbers could be added to complete the puzzle.
Step 2: We need to identify all numbers from 1 to 9 that could complete the puzzle by analyzing the given 13 numbers and following the puzzle conditions.
Step 3: After finding the possi... | ad97ae6f4394e61cebde7b5f67d08099c1cc288c2ff8581e6e444e7d20ddce93_1_1 | 269bb063b92934f29c22109e7bd9dee075c8065bdfe9fd50fc4e0fb9773c197d |
Coding | codecontest | Write Python code to solve the task.
You are given two positive integer numbers a and b. Permute (change order) of the digits of a to construct maximal number not exceeding b. No number in input and/or output can start with the digit 0.
It is allowed to leave a as it is.
Input
The first line contains integer a (1 β€ ... | Step 1: To solve this problem, we need to rearrange the digits of number 'a' to form the maximum possible number not exceeding 'b'.
Step 2: We can start by creating a list of individual digits from 'a' and 'b'.
Step 3: Next, we can compare the digits of 'a' with those of 'b' to determine the maximum possible number.... | da22134ac4df1058d26ed20733bcb03a5b0024beb737421752bdda5d8af52768_1_1 | 48afa823010f5dba88c07dd0e93b5dadc61e24ec9aabc7e66e86eeb61e9e49bd |
Coding | codecontest | Write Python code to solve the task.
You are given two positive integer numbers a and b. Permute (change order) of the digits of a to construct maximal number not exceeding b. No number in input and/or output can start with the digit 0.
It is allowed to leave a as it is.
Input
The first line contains integer a (1 β€ ... | Step 1: To solve this problem, we need to find the maximum possible number that is a permutation of digits of "a" and is not greater than "b".
Step 2: We can start by extracting the digits from the input numbers and sorting them in descending order.
Step 3: Then, we can create the maximum possible number by iteratin... | 1c96e8d55b2e6c6074e082867e8af8d50875eedcfb0a77467e4498d9fcee23f8_1_1 | 48afa823010f5dba88c07dd0e93b5dadc61e24ec9aabc7e66e86eeb61e9e49bd |
Coding | codecontest | Write Python code to solve the task.
You are given two positive integer numbers a and b. Permute (change order) of the digits of a to construct maximal number not exceeding b. No number in input and/or output can start with the digit 0.
It is allowed to leave a as it is.
Input
The first line contains integer a (1 β€ ... | Step 1: To solve this problem, we need to find the maximum possible number that is a permutation of the digits of a and is not greater than b.
Step 2: We can start by sorting the digits of a in descending order and then construct the maximum possible number by greedily selecting the largest possible digits.
Step 3: ... | fa5f6644f6c4af1ab324bb3e82e5fc82ecfc8cb826182724759e8042fe1e508d_1_1 | 48afa823010f5dba88c07dd0e93b5dadc61e24ec9aabc7e66e86eeb61e9e49bd |
Coding | codecontest | Write Python code to solve the task.
Alice and Bob love playing one-dimensional battle ships. They play on the field in the form of a line consisting of n square cells (that is, on a 1 Γ n table).
At the beginning of the game Alice puts k ships on the field without telling their positions to Bob. Each ship looks as a ... | Step 1: In this problem, we need to help Bob catch Alice cheating in a game. Bob makes several attempts at hitting the ships Alice placed in a line of square cells. After the shots, we need to find Bob's first move, such that after it, we can be sure that Alice lied.
Step 2: We need to ensure that no two ships inters... | c8939279cc7d33241e05ae6e7b6b9953e4b8980b38316a5f25f53eb0a3475dc4_1_1 | 24e343bc30cea6cdd4c2bab43464cfb92e648fd7e7dd9b5c06cacbc85d67c496 |
Coding | codecontest | Write Python code to solve the task.
Alice and Bob love playing one-dimensional battle ships. They play on the field in the form of a line consisting of n square cells (that is, on a 1 Γ n table).
At the beginning of the game Alice puts k ships on the field without telling their positions to Bob. Each ship looks as a ... | Step 1: The problem describes a scenario where Alice puts several ships on a field of cells (1 x n table) without telling their positions to Bob. Bob then makes a sequence of "shots" and Alice's task is to respond to each shot truthfully. Alice can cheat and respond to each shot with a "miss".
Step 2: To catch Alice ... | 400fd7beb74de88ca0b6a8551e1f92e0271a88d804bef8e8a83a290403120c2a_1_1 | 24e343bc30cea6cdd4c2bab43464cfb92e648fd7e7dd9b5c06cacbc85d67c496 |
Coding | codecontest | Write Python code to solve the task.
Alice and Bob love playing one-dimensional battle ships. They play on the field in the form of a line consisting of n square cells (that is, on a 1 Γ n table).
At the beginning of the game Alice puts k ships on the field without telling their positions to Bob. Each ship looks as a ... | Step 1: The task is to help Bob catch Alice cheating. To do this, we need to find the number of Bob's first move after which we can be sure that Alice lied.
Step 2: We are given the size of the playing field, the number of ships, the size of each ship, and the positions where Bob makes his moves.
Step 3: We want to ... | cc758bfb2e4e3c201b7a90f17569dbc4376a6e26194f2e1bf0297905a96332e3_1_1 | 24e343bc30cea6cdd4c2bab43464cfb92e648fd7e7dd9b5c06cacbc85d67c496 |
Coding | codecontest | Write Python code to solve the task.
The organizers of a programming contest have decided to present t-shirts to participants. There are six different t-shirts sizes in this problem: S, M, L, XL, XXL, XXXL (sizes are listed in increasing order). The t-shirts are already prepared. For each size from S to XXXL you are gi... | Step 1: The problem involves distributing t-shirts to participants based on their preferred size or the neighboring sizes if preferred.
Step 2: The goal is to determine if it's possible to present a t-shirt to each participant, and if possible, find any valid distribution of the t-shirts.
Step 3: We should first org... | f408a68e2012d852179a7c6f83817f26895b980665a8ba9d3131d10d8ae91319_1_1 | 6f8d2f6a6ee83d6be3d6ee98c8f1f2ad49a086c9a715e21dc91b30b9ab3891ce |
Coding | codecontest | Write Python code to solve the task.
The organizers of a programming contest have decided to present t-shirts to participants. There are six different t-shirts sizes in this problem: S, M, L, XL, XXL, XXXL (sizes are listed in increasing order). The t-shirts are already prepared. For each size from S to XXXL you are gi... | Step 1: We need to find a solution to determine whether it is possible to present a t-shirt to each participant of the competition, or not, depending on their requested size.
Step 2: Before verifying the possibility, we need to parse the input and extract the necessary information to determine if it is possible to pr... | 9c38f6ee4ef824668144586eef8029940f8f40971378ca8e55848286fd7ce2a5_1_1 | 6f8d2f6a6ee83d6be3d6ee98c8f1f2ad49a086c9a715e21dc91b30b9ab3891ce |
Coding | codecontest | Write Python code to solve the task.
The organizers of a programming contest have decided to present t-shirts to participants. There are six different t-shirts sizes in this problem: S, M, L, XL, XXL, XXXL (sizes are listed in increasing order). The t-shirts are already prepared. For each size from S to XXXL you are gi... | Step 1: To solve this problem, we will need to keep track of the number of t-shirts available in each size and the choices made by the participants.
Step 2: We'll convert each t-shirt size to a corresponding number so that we can use them in the program.
Step 3: Then we'll iterate through the participants' choices, ... | 9c326b54da3b92e5173ada94580805360924c9702a40d3dd0d4f6794d61824e1_1_1 | 6f8d2f6a6ee83d6be3d6ee98c8f1f2ad49a086c9a715e21dc91b30b9ab3891ce |
Coding | codecontest | Write Python code to solve the task.
There is a special game played in remote part of Rajasthan, where all people assemble with their all wealth and try to earn more wealth on the account of their current wealth.
Suppose you are also a part of this game.
The game is like, there are N people playing the game where eve... | Step 1: We need to find the wealth of the player and compare it with others in their respective groups.
Step 2: We will need a method to separate players into groups based on their wealth.
Step 3: Then we can compare the wealth of the player with others in the same group.
Step 4: We need to parse the input and perf... | 5d424a8278410562b02e89b2f0d96695322abf878b9626af9e2bbaec2df2d755_1_1 | ff37b90a72ff6258942aa76de21f5d5a4412975db94e05675ead48fb64d6aaf1 |
Coding | codecontest | Write Python code to solve the task.
There is a special game played in remote part of Rajasthan, where all people assemble with their all wealth and try to earn more wealth on the account of their current wealth.
Suppose you are also a part of this game.
The game is like, there are N people playing the game where eve... | Step 1: To solve this problem, we need to determine the group ID of the person based on their wealth and then calculate the number of wealthier persons in the same group.
Step 2: We can start by processing the input and separating the wealth of each person.
Step 3: After that, for each person, we need to compare the... | 102c13bb85a92523c36a4f1035140ffb74d089bda388172ae5973539762825c6_1_1 | ff37b90a72ff6258942aa76de21f5d5a4412975db94e05675ead48fb64d6aaf1 |
Coding | codecontest | Write Python code to solve the task.
There is a special game played in remote part of Rajasthan, where all people assemble with their all wealth and try to earn more wealth on the account of their current wealth.
Suppose you are also a part of this game.
The game is like, there are N people playing the game where eve... | Step 1: The problem requires us to determine the number of people in the same group who have more wealth than the player.
Step 2: We need to consider the wealth of the player and compare it with the wealth of other players in the same group to determine the count of wealthier people.
Step 3: To solve the problem, we... | 2a711d3edebe4d63024bc8535ff3a4dd6187cfe721f752831cb35526b641f647_1_1 | ff37b90a72ff6258942aa76de21f5d5a4412975db94e05675ead48fb64d6aaf1 |
Coding | codecontest | Write Python code to solve the task.
Itβs well know fact among kitties that digits 4 and 7 are lucky digits.
Today, N boxes of fish bites arrived. Each box has a unique integer label on it, ranged between 1 and N, inclusive. The boxes are going to be given away to the kitties in increasing order of their labels. That i... | Step 1: We need to keep track of the total number of lucky digits as each cat receives a box and leave the line when the count exceeds K.
Step 2: We can start by creating a function to count the number of lucky digits in a given integer.
Step 3: Then, we iterate through the boxes in increasing order and update the t... | 3271819f7df0f44b070f6a3776347281719d5648506861c71f1c0872ab01b03d_1_1 | 1c01dce7e92bc2c36599ff383eb3f9ef732f000e3cba91749e07eb097cf84acf |
Coding | codecontest | Write Python code to solve the task.
Itβs well know fact among kitties that digits 4 and 7 are lucky digits.
Today, N boxes of fish bites arrived. Each box has a unique integer label on it, ranged between 1 and N, inclusive. The boxes are going to be given away to the kitties in increasing order of their labels. That i... | Step 1: We need to simulate the process of giving away fish bites boxes and counting the lucky digits received by each cat.
Step 2: We can start by creating a function to count the lucky digits in a given number.
Step 3: Then we can iterate through the boxes, giving them away to the cats and updating the count of lu... | fd9e7e6ef3b68dc2b890a50043a85d01d970c8f57720182f455bf3e9350a06fa_1_1 | 1c01dce7e92bc2c36599ff383eb3f9ef732f000e3cba91749e07eb097cf84acf |
Coding | codecontest | Write Python code to solve the task.
Itβs well know fact among kitties that digits 4 and 7 are lucky digits.
Today, N boxes of fish bites arrived. Each box has a unique integer label on it, ranged between 1 and N, inclusive. The boxes are going to be given away to the kitties in increasing order of their labels. That i... | Step 1: To solve this problem, we need to iterate through the boxes of fish bites and process each box according to the logic defined.
Step 2: We need to keep track of the number of lucky digits among the received box labels for each cat.
Step 3: Once the total number of lucky digits for a cat exceeds K, we count th... | 657124423e42ab7078f0ce41bdaa40395cdd7edcbd81a08169ca5ef0ee966187_1_1 | 1c01dce7e92bc2c36599ff383eb3f9ef732f000e3cba91749e07eb097cf84acf |
Coding | codecontest | Write Python code to solve the task.
Given n words w[1..n], which originate from the same stem (e.g. grace, graceful, disgraceful, gracefully), we are interested in the original stem. To simplify the problem, we define the stem as the longest consecutive substring that occurs in all the n words. If there are ties, we w... | Step 1: We need to find the longest consecutive substring that occurs in all words and choose the smallest one in lexicographic order if there are ties.
Step 2: We can start by creating a function to find the longest common substring among a pair of words.
Step 3: Then we can iterate through all pairs of words to fi... | 63cb6e0301ac7c7024d8aa974182dc515783ffef7dbadcae8c842ef0d96eaf92_1_1 | ec8dde832c2df38b50a541d372f266d10203205a5669513035e180bb691ae4d8 |
Coding | codecontest | Write Python code to solve the task.
Given n words w[1..n], which originate from the same stem (e.g. grace, graceful, disgraceful, gracefully), we are interested in the original stem. To simplify the problem, we define the stem as the longest consecutive substring that occurs in all the n words. If there are ties, we w... | Step 1: The code prompts for the number of test cases, then for each test case, it finds the stem - the longest consecutive substring that occurs in all the words, and finally outputs the stem.
Step 2: The code starts by reading the number of test cases. Then for each test case, it reads the number of words and the w... | bb383863fac39039382e62c2b688d56659039a593586948a9df452da975153d8_1_1 | ec8dde832c2df38b50a541d372f266d10203205a5669513035e180bb691ae4d8 |
Coding | codecontest | Write Python code to solve the task.
Given n words w[1..n], which originate from the same stem (e.g. grace, graceful, disgraceful, gracefully), we are interested in the original stem. To simplify the problem, we define the stem as the longest consecutive substring that occurs in all the n words. If there are ties, we w... | Step 1: To solve this problem, we need to find the longest common substring among the given words which represents the original stem.
Step 2: We can start by iterating through the words and finding the smallest word in length, as the longest common substring cannot be larger than the smallest word.
Step 3: Once we h... | 8d4475f4eacdb02c62f5f5a52583f5bbc9a5e8312a74c02a387fca381bfc9d36_1_1 | ec8dde832c2df38b50a541d372f266d10203205a5669513035e180bb691ae4d8 |
Coding | codecontest | Write Python code to solve the task.
The Chef commutes to work every day using the city's underground metro. The schedule for the trains has recently been changed and he wants to know how long it will take to travel from the station nearest to his house and the station nearest to his restaurant.
The Chef doesn't want... | Step 1: We need to calculate the minimum time it will take the Chef to travel from station s0 to station sn.
Step 2: We'll need to iterate through the train schedules and calculate the time it takes to travel from each station to the next.
Step 3: We also need to consider any waiting time if the Chef arrives when no... | ec377c00485b2905454c3006f55fa56c83f5900e6c273944878dd58a1c1460b1_1_1 | cb4b557bcdf2dc23fab549336ae24331a5b6e68757f57771e15bb96f65244e87 |
Coding | codecontest | Write Python code to solve the task.
The Chef commutes to work every day using the city's underground metro. The schedule for the trains has recently been changed and he wants to know how long it will take to travel from the station nearest to his house and the station nearest to his restaurant.
The Chef doesn't want... | Step 1: The problem requires us to calculate the minimum time it takes for the Chef to travel from the station s0 to station sn, considering the given train schedules between stations.
Step 2: To do this, we can start by reading the input data and storing it in a suitable data structure for further processing.
Step 3... | d0557bcfd404d3d585c53d26b1987520ee338f86b15ee8e7185cd680d5ac4388_1_1 | cb4b557bcdf2dc23fab549336ae24331a5b6e68757f57771e15bb96f65244e87 |
Coding | codecontest | Write Python code to solve the task.
The Chef commutes to work every day using the city's underground metro. The schedule for the trains has recently been changed and he wants to know how long it will take to travel from the station nearest to his house and the station nearest to his restaurant.
The Chef doesn't want... | Step 1: To solve this problem, we need to handle each test case individually and calculate the Chef's travel time from station s0 to station sn.
Step 2: We'll iterate through the stations and calculate the waiting time and travel time for each segment.
Step 3: We'll then adjust the reach time for each segment and co... | 81603eb15a058772629511c93d6b37245e874fb154521e86321565dfe2f72dc8_1_1 | cb4b557bcdf2dc23fab549336ae24331a5b6e68757f57771e15bb96f65244e87 |
Coding | codecontest | Write Python code to solve the task.
You are given two arrays A and B consisting of integers, sorted in non-decreasing order. Check whether it is possible to choose k numbers in array A and choose m numbers in array B so that any number chosen in the first array is strictly less than any number chosen in the second arr... | Step 1: We need to find out if it's possible to choose k numbers in A and m numbers in B such that every number in A is strictly less than every number in B.
Step 2: We can start by sorting arrays A and B in non-decreasing order.
Step 3: Then we can compare the k-th element in A with the m-th element in B.
Step 4: ... | bfcd588e8af9b008467ddc7e00fe1594a1b7a1ca39d5f09d17f345d76e78b76e_1_1 | 4385a7c8aaf4f957f5694b2402a0b1eea21a698ee8cc6a4781b2ec0a04ec48cb |
Coding | codecontest | Write Python code to solve the task.
You are given two arrays A and B consisting of integers, sorted in non-decreasing order. Check whether it is possible to choose k numbers in array A and choose m numbers in array B so that any number chosen in the first array is strictly less than any number chosen in the second arr... | Step 1: The problem requires taking input of two arrays and choosing k and m numbers respectively from each array to check if the chosen elements meet the condition.
Step 2: The number chosen in array A must be strictly less than any number chosen in Array B
Step 3: We'll need to read the input given in the standar... | bf0ebc65852b2e4cdbd93c878e15ea43e0de807861c358c9c7eb12772b47a90e_1_1 | 4385a7c8aaf4f957f5694b2402a0b1eea21a698ee8cc6a4781b2ec0a04ec48cb |
Coding | codecontest | Write Python code to solve the task.
You are given two arrays A and B consisting of integers, sorted in non-decreasing order. Check whether it is possible to choose k numbers in array A and choose m numbers in array B so that any number chosen in the first array is strictly less than any number chosen in the second arr... | Step 1: To solve this problem, we need to determine if it is possible to choose k numbers in array A and m numbers in array B such that any number chosen in the first array is strictly less than any number chosen in the second array.
Step 2: We can compare the elements of array A and array B to find the relationships... | 1e981796d45b94bbea82b2911f540223bd3fe5bfe1caa32053fe88bca4d445a6_1_1 | 4385a7c8aaf4f957f5694b2402a0b1eea21a698ee8cc6a4781b2ec0a04ec48cb |
Coding | codecontest | Write Python code to solve the task.
I decided to do bowling as a recreation of the class. Create a program that inputs the pitching information for each participant and outputs the grade information in descending order of score. If there is a tie, output in ascending order of student ID number. However, it is assumed ... | Step 1: We need to simulate the game for each participant to calculate their score.
Step 2: We can start by creating a function to calculate the score for a given list of pitches.
Step 3: Then we can iterate through all participants and calculate their score.
Step 4: We also need to consider the logic for handling ... | 52893c991d30dcd2b7604035bf9d61612fc1936ee2e064c4ff80fb2721078f9f_1_1 | e5d68e4071c40c3842820bb3b3ff0dbf7f22b482277023186a70f69e354067ef |
Coding | codecontest | Write Python code to solve the task.
I decided to do bowling as a recreation of the class. Create a program that inputs the pitching information for each participant and outputs the grade information in descending order of score. If there is a tie, output in ascending order of student ID number. However, it is assumed ... | Step 1: The program should take the number of participant details and their scores as input.
Step 2: For each player, we need to calculate their score based on the rules provided by the bowling game.
Step 3: Then, we should sort the players based on their score in descending order, and if there is a tie, we should s... | 60cb2be0a6a593a91925e5afd252594abd47e6a2d04e5b2b6991650358cf4779_1_1 | e5d68e4071c40c3842820bb3b3ff0dbf7f22b482277023186a70f69e354067ef |
Coding | codecontest | Write Python code to solve the task.
I decided to do bowling as a recreation of the class. Create a program that inputs the pitching information for each participant and outputs the grade information in descending order of score. If there is a tie, output in ascending order of student ID number. However, it is assumed ... | Step 1: The problem requires us to input the bowling information for each participant, calculate the score based on the given rules, and then output the scores along with participant IDs in descending order of scores. In case of a tie, we should output the participant ID in ascending order.
Step 2: To solve this pro... | be2e26f8383cc817b2d35e837b57ed3bd27eb52ce53fee898ce1a75023360cbb_1_1 | e5d68e4071c40c3842820bb3b3ff0dbf7f22b482277023186a70f69e354067ef |
Coding | codecontest | Write Python code to solve the task.
There is a frequency operation in the conversion operation of a finite number sequence. The conversion result of the sequence $ S = \\ {s_1, s_2, ... s_n \\} $ is a sequence of the same length. If the result is $ C = \\ {c_1, c_2, ..., c_n \\} $, then $ c_i $ represents the number o... | Step 1: We need to perform frequency operations on the given sequence to obtain the fixed point sequence P.
Step 2: The frequency operation involves counting the occurrence of each element in the sequence and using the counts to create a new sequence.
Step 3: We can use a loop to perform the frequency operation unti... | eee1b65b41dc826e119e1330fc9adf9ee2156c855d65e493b37bc146f4090b74_1_1 | d92a657934093fe6d8939821e9e61ccc398e104e8a34cd99ed5691ab4908ef3a |
Coding | codecontest | Write Python code to solve the task.
There is a frequency operation in the conversion operation of a finite number sequence. The conversion result of the sequence $ S = \\ {s_1, s_2, ... s_n \\} $ is a sequence of the same length. If the result is $ C = \\ {c_1, c_2, ..., c_n \\} $, then $ c_i $ represents the number o... | Step 1: The problem requires writing a program to calculate the fixed-point sequence of a given input sequence and the minimum number of occurrence frequency operations required to obtain the fixed-point sequence.
Step 2: We can create a function to perform the frequency operation on the input sequence and return the... | d146410dbf3865f4455cd7b00b498312b938a11eb9e1edb616e3e26059b7e6dc_1_1 | d92a657934093fe6d8939821e9e61ccc398e104e8a34cd99ed5691ab4908ef3a |
Coding | codecontest | Write Python code to solve the task.
There is a frequency operation in the conversion operation of a finite number sequence. The conversion result of the sequence $ S = \\ {s_1, s_2, ... s_n \\} $ is a sequence of the same length. If the result is $ C = \\ {c_1, c_2, ..., c_n \\} $, then $ c_i $ represents the number o... | Step 1: The problem entails performing a frequency operation on the input sequence such that the resulting sequence would be the same after performing the frequency operation.
Step 2: We can use recursion to simulate the frequency operation and count the minimum number of occurrences required to reach the fixed point... | ae7a6a9d4a9fb1d2cdcdad1da335ec544a2c0c3efa82c632e6fdf89dcd5cd6f6_1_1 | d92a657934093fe6d8939821e9e61ccc398e104e8a34cd99ed5691ab4908ef3a |
Coding | codecontest | Write Python code to solve the task.
There is a bus route as shown in Figure 1. There are 10 stops, each numbered 0-9. The bus turns back at stop 0, but the other side is a circulation route, which circulates in the order of 5 β 6 β 7 β 8 β 9 β 5 as shown in the figure.
<image>
For this bus route, create a program t... | Step 1: We need to consider the circular nature of the bus route and determine the stops between the boarding and getting off stops.
Step 2: We can start by creating a function that calculates the stops between two given stops.
Step 3: We should also consider the logic for taking the shorter route if the stops are w... | 6aaee2533bca0d36f452634c4a8cb6af76523f333729a9cbffa6e36fdbb33c7a_1_1 | 63561eff80b9ece7d3b2b6d9b56467f397f120f831a9dd0e14ef0cd9d565266d |
Coding | codecontest | Write Python code to solve the task.
There is a bus route as shown in Figure 1. There are 10 stops, each numbered 0-9. The bus turns back at stop 0, but the other side is a circulation route, which circulates in the order of 5 β 6 β 7 β 8 β 9 β 5 as shown in the figure.
<image>
For this bus route, create a program t... | Step 1: To solve this problem, we need to find the route the bus will take from the stop to get on to the stop to get off.
Step 2: We need to consider the different routes and the rules for taking a two-way bus at stops 1-5.
Step 3: We also need to manage the input of multiple datasets and handle the processing and ... | e936916c9e4a7fb3df46cee33d1ab5a99d79660afce4751f419a4c781941ca46_1_1 | 63561eff80b9ece7d3b2b6d9b56467f397f120f831a9dd0e14ef0cd9d565266d |
Coding | codecontest | Write Python code to solve the task.
There is a bus route as shown in Figure 1. There are 10 stops, each numbered 0-9. The bus turns back at stop 0, but the other side is a circulation route, which circulates in the order of 5 β 6 β 7 β 8 β 9 β 5 as shown in the figure.
<image>
For this bus route, create a program t... | Step 1: To solve this problem, we need to determine the route that the bus will take from the starting stop to the destination stop.
Step 2: We can represent the bus route as a circular string and use the given stop numbers to find the substring representing the route between the starting and destination stops.
Step ... | 2b8ad20ac6b98b81bc18b3ad297774a014093f3336f44bb3871d0508189a6bfc_1_1 | 63561eff80b9ece7d3b2b6d9b56467f397f120f831a9dd0e14ef0cd9d565266d |
Coding | codecontest | Write Python code to solve the task.
Polygon is not only the best platform for developing problems but also a square matrix with side n, initially filled with the character 0.
On the polygon, military training was held. The soldiers placed a cannon above each cell in the first row and a cannon to the left of each cell... | Step 1: We need to check if there is a sequence of shots that could lead to the given matrix.
Step 2: Each cell in the polygon can be shot from either the row or column cannons to fill the matrix with 1s.
Step 3: We need to iterate through the given matrix and check if it's possible to shoot the cannons in a way tha... | 75ff5b42b4a98a5f4b9d372a56c5d3e1a2bb578955e838a90c36e96abd096b04_1_1 | 56f0b40be7b61fa67d94c06eae21ba23c697353ac448b8bf33941f057d44d79b |
Coding | codecontest | Write Python code to solve the task.
Polygon is not only the best platform for developing problems but also a square matrix with side n, initially filled with the character 0.
On the polygon, military training was held. The soldiers placed a cannon above each cell in the first row and a cannon to the left of each cell... | Step 1: We need to determine if there is a sequence of shots that can lead to a given matrix.
Step 2: We need to check if it's possible for a 1 to be shot from a cannon and move to the intended cell without colliding.
Step 3: We need to consider the direction in which the cannon is shooting and how the 1 will move b... | 51126f61e76f6d8c2abc535c2603e0cb51cfe1553f3273ef4e9a09c8b19896bf_1_1 | 56f0b40be7b61fa67d94c06eae21ba23c697353ac448b8bf33941f057d44d79b |
Coding | codecontest | Write Python code to solve the task.
Polygon is not only the best platform for developing problems but also a square matrix with side n, initially filled with the character 0.
On the polygon, military training was held. The soldiers placed a cannon above each cell in the first row and a cannon to the left of each cell... | Step 1:
The given problem requires validating if a given matrix can be obtained after shooting a sequence of shots on an initial matrix with 0's.
To solve this problem, we need to process the test cases provided. For each test case:
- Count the number of cells with 1's in the given matrix
- Use graph traversal to... | 689076559a67b41a3b99fe807adb0f6e282ef489aa724e1e5a0985deb0785a57_1_1 | 56f0b40be7b61fa67d94c06eae21ba23c697353ac448b8bf33941f057d44d79b |
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