task stringclasses 4
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values | instruction stringlengths 66 14k | response stringlengths 13 8.89k | id stringlengths 68 68 | parent_id stringlengths 64 64 |
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Coding | codecontest | Write Python code to solve the task.
Recently, Duff has been practicing weight lifting. As a hard practice, Malek gave her a task. He gave her a sequence of weights. Weight of i-th of them is 2wi pounds. In each step, Duff can lift some of the remaining weights and throw them away. She does this until there's no more w... | Step 1: The goal of this problem is to minimize the number of steps Duff takes to lift and throw away weights until there are none left.
Step 2: We want to take advantage of weights that add up to a power of two to minimize the number of steps.
Step 3: We can use a counting approach to keep track of the weights and ... | da9867a729e4ab6dc5bb701893537f45ccc29266e39a31b07b88f92caf9b842c_1_1 | e7cd02f0aeaaa1908c52628a5bd8eb864a42e513c0f5ae9920acd65e087c18f7 |
Coding | codecontest | Write Python code to solve the task.
Rng has a connected undirected graph with N vertices. Currently, there are M edges in the graph, and the i-th edge connects Vertices A_i and B_i.
Rng will add new edges to the graph by repeating the following operation:
* Operation: Choose u and v (u \neq v) such that Vertex v can... | Step 1: The problem is asking us to find the maximum possible number of edges that can be added to an undirected graph with N vertices and M edges.
Step 2: We can approach this problem by using a depth-first search (DFS) to determine if the graph is bipartite.
Step 3: If the graph is bipartite, then we can calculate... | 395cf54454fe3586514f17e26a3dcdeba200b86c9a661e5c197698fa343e02e9_1_1 | 3dd110062360fbfcdc49e225345af5f7b9ac4de39dce99d42adc58a940845db3 |
Coding | codecontest | Write Python code to solve the task.
Rng has a connected undirected graph with N vertices. Currently, there are M edges in the graph, and the i-th edge connects Vertices A_i and B_i.
Rng will add new edges to the graph by repeating the following operation:
* Operation: Choose u and v (u \neq v) such that Vertex v can... | Step 1: The problem is asking for the maximum possible number of edges that can be added to an undirected graph with N vertices.
Step 2: To solve this problem, we need to determine whether the graph is bipartite or not.
Step 3: If the graph is bipartite, we can calculate the number of edges that can be added based o... | a744da6b76d8da6b5415bd27bb40ff0161dd92f25661a4ed09dc4c83711a9715_1_1 | 3dd110062360fbfcdc49e225345af5f7b9ac4de39dce99d42adc58a940845db3 |
Coding | codecontest | Write Python code to solve the task.
Rng has a connected undirected graph with N vertices. Currently, there are M edges in the graph, and the i-th edge connects Vertices A_i and B_i.
Rng will add new edges to the graph by repeating the following operation:
* Operation: Choose u and v (u \neq v) such that Vertex v can... | Step 1: This problem seems to involve using depth-first search (DFS) and graph theory to determine the number of edges that can be added to the graph.
Step 2: We need to form the graph by representing the vertices and edges using a list of lists.
Step 3: We can then use DFS to traverse the graph and determine the ma... | f96f9ece1d69b1d1aa15f64d1a8c25e2537b401d47540e89350f4e83a1ba0379_1_1 | 3dd110062360fbfcdc49e225345af5f7b9ac4de39dce99d42adc58a940845db3 |
Coding | codecontest | Write Python code to solve the task.
Rng has a connected undirected graph with N vertices. Currently, there are M edges in the graph, and the i-th edge connects Vertices A_i and B_i.
Rng will add new edges to the graph by repeating the following operation:
* Operation: Choose u and v (u \neq v) such that Vertex v can... | Step 1: The problem involves adding edges to a graph by choosing two vertices, u and v, such that v can be reached by traversing exactly three edges from u and then adding an edge between u and v.
Step 2: We need to find the maximum possible number of edges that can be added to the graph.
Step 3: To solve this probl... | 047ae13084cf91da173b973a7099526d78082a078475496f1451b834d3f2d76e_1_1 | 3dd110062360fbfcdc49e225345af5f7b9ac4de39dce99d42adc58a940845db3 |
Coding | codecontest | Write Python code to solve the task.
You are a student of University of Aizu. And you work part-time at a restaurant.
Staffs of the restaurant are well trained to be delighted to provide more delicious products faster.
The speed providing products particularly depends on skill of the staff. So, the manager of the res... | Step 1: To solve this problem, we need to read the input and process each data set as specified in the problem description.
Step 2: We will iterate through each check, calculate the time difference, and classify the checks into lunch, dinner, and midnight categories based on the provided time.
Step 3: Then, we'll ca... | 1c0da19903d2797e996350555a42cfe47a25b03b2148f0b13fa7f22ba8bea061_1_1 | ade70e39f55982887da088490838a39c1de983ccb856f1d676411fde476177f9 |
Coding | codecontest | Write Python code to solve the task.
You are a student of University of Aizu. And you work part-time at a restaurant.
Staffs of the restaurant are well trained to be delighted to provide more delicious products faster.
The speed providing products particularly depends on skill of the staff. So, the manager of the res... | Step 1:
To solve this problem, we need to calculate the time it takes to provide products for each check and then determine if the check is considered "ok." We'll then calculate the ratio of "ok" checks to the total for each specified time period. We need to handle different cases depending on the time of day and the ... | 7f4ac4f7b5229589e0edbc7e2fb17feabc1d81fef53d2f932d73e654f8e84a3d_1_1 | ade70e39f55982887da088490838a39c1de983ccb856f1d676411fde476177f9 |
Coding | codecontest | Write Python code to solve the task.
You are a student of University of Aizu. And you work part-time at a restaurant.
Staffs of the restaurant are well trained to be delighted to provide more delicious products faster.
The speed providing products particularly depends on skill of the staff. So, the manager of the res... | Step 1: To solve this problem, we need to first understand the input data and the desired output.
Step 2: The input provides a list of checks with details and n checks in total. For each check, the details include the clock time to print the check and the minute of the clock time to provide products. We need to categ... | 954582c11a9a507d5c8549e11877d15753ece4d1c739e02537253e6e81353378_1_1 | ade70e39f55982887da088490838a39c1de983ccb856f1d676411fde476177f9 |
Coding | codecontest | Write Python code to solve the task.
You are a student of University of Aizu. And you work part-time at a restaurant.
Staffs of the restaurant are well trained to be delighted to provide more delicious products faster.
The speed providing products particularly depends on skill of the staff. So, the manager of the res... | Step 1: To solve this problem, we need to read the input data and process it to calculate the ratio of "ok" checks to the total in percentage.
Step 2: We can use conditional statements to determine the meal time based on the given clock time and filter the checks fall within the specified time ranges.
Step 3: Then, ... | a44c9c9aa110667584b928b3c5fd8ded381327b966e44115fef03882adf8e9ab_1_1 | ade70e39f55982887da088490838a39c1de983ccb856f1d676411fde476177f9 |
Coding | codecontest | Write Python code to solve the task.
Consider a sequence [a1, a2, ... , an]. Define its prefix product sequence <image>.
Now given n, find a permutation of [1, 2, ..., n], such that its prefix product sequence is a permutation of [0, 1, ..., n - 1].
Input
The only input line contains an integer n (1 ≤ n ≤ 105).
Out... | Step 1: The problem involves finding a permutation of [1, 2, ..., n] such that its prefix product sequence is a permutation of [0, 1, ..., n - 1].
Step 2: The given code seems to handle specific cases by checking for n and providing a solution accordingly.
Step 3: It uses the sieve of Eratosthenes to filter out prim... | 44667df196a1502632c5ac1fbbed01f5c56d905a06832b61c3c8ff8c2a889171_1_1 | 6b636fb06ed55f65c2bc0ca6bbcc85f436cfbfbc9f9fdc760220e3e2ee8cfaa8 |
Coding | codecontest | Write Python code to solve the task.
Consider a sequence [a1, a2, ... , an]. Define its prefix product sequence <image>.
Now given n, find a permutation of [1, 2, ..., n], such that its prefix product sequence is a permutation of [0, 1, ..., n - 1].
Input
The only input line contains an integer n (1 ≤ n ≤ 105).
Out... | Step 1: The problem is asking us to find a permutation of [1, 2, ..., n] such that its prefix product sequence is a permutation of [0, 1, ..., n - 1].
Step 2: We can identify the patterns and properties of the prefix product sequence to determine a possible solution.
Step 3: Once we understand the problem and the pr... | 4adb72eec171fe91a9119026ad31cafb9aee906798dd57488276f2bd4b4f7962_1_1 | 6b636fb06ed55f65c2bc0ca6bbcc85f436cfbfbc9f9fdc760220e3e2ee8cfaa8 |
Coding | codecontest | Write Python code to solve the task.
Consider a sequence [a1, a2, ... , an]. Define its prefix product sequence <image>.
Now given n, find a permutation of [1, 2, ..., n], such that its prefix product sequence is a permutation of [0, 1, ..., n - 1].
Input
The only input line contains an integer n (1 ≤ n ≤ 105).
Out... | Step 1: The problem asks for a permutation of [1, 2, ..., n] such that its prefix product sequence is a permutation of [0, 1, ..., n - 1].
Step 2: We need to find if such a sequence exists and if it does, we should return the sequence. If no such sequence exists, we should return "NO".
Step 3: To solve the problem, ... | aa25535d8b56c2276be86d850e09197f7a473bc354b6fe71118e107dc32c3b50_1_1 | 6b636fb06ed55f65c2bc0ca6bbcc85f436cfbfbc9f9fdc760220e3e2ee8cfaa8 |
Coding | codecontest | Write Python code to solve the task.
Consider a sequence [a1, a2, ... , an]. Define its prefix product sequence <image>.
Now given n, find a permutation of [1, 2, ..., n], such that its prefix product sequence is a permutation of [0, 1, ..., n - 1].
Input
The only input line contains an integer n (1 ≤ n ≤ 105).
Out... | Step 1: The problem requires finding a permutation of [1, 2, ..., n] such that the prefix product sequence is a permutation of [0, 1, ..., n - 1].
Step 2: There seems to be a special case for n=1 and n=4. For other values of n, we need to determine if such a sequence exists and print the sequence if it does.
Step 3: ... | 8b94b10960638d805b053a2d175ad8fdccea034287c337dc31d2e2abd22f83a4_1_1 | 6b636fb06ed55f65c2bc0ca6bbcc85f436cfbfbc9f9fdc760220e3e2ee8cfaa8 |
Coding | codecontest | Write Python code to solve the task.
You are given a string s consisting of lowercase Latin letters "a", "b" and "c" and question marks "?".
Let the number of question marks in the string s be k. Let's replace each question mark with one of the letters "a", "b" and "c". Here we can obtain all 3^{k} possible strings co... | Step 1: To solve this problem, we need to calculate the total number of subsequences "abc" in strings obtained by replacing the question marks with letters "a", "b", and "c".
Step 2: We can iterate through the given string and count the occurrences of "a", "b", and "c" at each position using dynamic programming.
Step... | d2f5c98047f23097ed34064d5673b20bad526ef8d4a9216be2bfb64fa752e62e_1_1 | ac9cc15ff3f232c5a3b6afda821fcfe4a449e604881812fa2cebebfd340e50d6 |
Coding | codecontest | Write Python code to solve the task.
You are given a string s consisting of lowercase Latin letters "a", "b" and "c" and question marks "?".
Let the number of question marks in the string s be k. Let's replace each question mark with one of the letters "a", "b" and "c". Here we can obtain all 3^{k} possible strings co... | Step 1: The problem requires us to find the total number of subsequences "abc" in all possible strings that can be generated from the given string by replacing the question marks with letters "a", "b" and "c".
Step 2: We need to explore all possible combinations by replacing the question marks with the given letters.... | 523b36e9138415855b41ff84d8101b7591d7ff20af715047764c34c0ddfaa9fe_1_1 | ac9cc15ff3f232c5a3b6afda821fcfe4a449e604881812fa2cebebfd340e50d6 |
Coding | codecontest | Write Python code to solve the task.
You are given a string s consisting of lowercase Latin letters "a", "b" and "c" and question marks "?".
Let the number of question marks in the string s be k. Let's replace each question mark with one of the letters "a", "b" and "c". Here we can obtain all 3^{k} possible strings co... | Step 1: We need to find a way to replace the question marks with the letters "a", "b", and "c" and then count the total number of subsequences "abc" in all resulting strings.
Step 2: We should use dynamic programming to keep track of the counts for each letter and calculate the number of subsequences based on the cur... | 552971e9448a8ecd30f2218b132aea6ef12215e64ce9d18a95a2bb9bbf37473f_1_1 | ac9cc15ff3f232c5a3b6afda821fcfe4a449e604881812fa2cebebfd340e50d6 |
Coding | codecontest | Write Python code to solve the task.
You are given a string s consisting of lowercase Latin letters "a", "b" and "c" and question marks "?".
Let the number of question marks in the string s be k. Let's replace each question mark with one of the letters "a", "b" and "c". Here we can obtain all 3^{k} possible strings co... | Step 1: The problem requires us to count the total number of subsequences "abc" in all the strings that can be obtained by replacing the question marks with the letters "a", "b", and "c".
Step 2: We can solve this problem by iterating through the string and maintaining counts of 'a', 'b', and the number of valid subs... | 149d470853494ae0cc2d9a33910285cd2efa6ee5b0dabd223bfee460b0da3dc5_1_1 | ac9cc15ff3f232c5a3b6afda821fcfe4a449e604881812fa2cebebfd340e50d6 |
Coding | codecontest | Write Python code to solve the task.
It was decided in IT City to distinguish successes of local IT companies by awards in the form of stars covered with gold from one side. To order the stars it is necessary to estimate order cost that depends on the area of gold-plating. Write a program that can calculate the area of... | Step 1: To solve this problem, we need to calculate the area of a star figure with n corners and a given radius r.
Step 2: We can achieve this by following the formula and steps described in the problem statement.
Step 3: First, we calculate the angle theta and phi, and then use them to calculate the areas A, a, b, ... | 6eb9dee15e758a8a490f9dd417efebd589adf3006833c8c91bebe8a154d5e477_1_1 | 196ae117b325b17870beae807273e8207a002b9020c5201dd1f929170c6fb92e |
Coding | codecontest | Write Python code to solve the task.
It was decided in IT City to distinguish successes of local IT companies by awards in the form of stars covered with gold from one side. To order the stars it is necessary to estimate order cost that depends on the area of gold-plating. Write a program that can calculate the area of... | Step 1: To solve this problem, we need to calculate the area of a star figure with a given number of corners and radius of the circumcircle.
Step 2: We can use the formula to calculate the area of the star figure based on its geometrical properties.
Step 3: The formula involves calculating angles and using trigonome... | 0d9e40fb2171931211b3cd87e721fe07db73a7bcc21c471cfaa5c66937cd4c27_1_1 | 196ae117b325b17870beae807273e8207a002b9020c5201dd1f929170c6fb92e |
Coding | codecontest | Write Python code to solve the task.
It was decided in IT City to distinguish successes of local IT companies by awards in the form of stars covered with gold from one side. To order the stars it is necessary to estimate order cost that depends on the area of gold-plating. Write a program that can calculate the area of... | Step 1: To solve this problem, we need to calculate the area of a star figure based on the given input values for the number of corners and the radius of the circumcircle.
Step 2: We can use the mathematical formula for calculating the star area, leveraging concepts such as trigonometry and circular geometry.
Step 3:... | 5da76679bbedce4f1878af7a5daee346bc83ccf7fa8ec8c091bf19d9c7946c83_1_1 | 196ae117b325b17870beae807273e8207a002b9020c5201dd1f929170c6fb92e |
Coding | codecontest | Write Python code to solve the task.
It was decided in IT City to distinguish successes of local IT companies by awards in the form of stars covered with gold from one side. To order the stars it is necessary to estimate order cost that depends on the area of gold-plating. Write a program that can calculate the area of... | Step 1: The problem requires us to calculate the area of a star figure with n corners and a given radius r.
Step 2: We can solve this problem using trigonometry and geometric formulas to calculate the area of the star figure based on the given input values.
Step 3: The provided solution uses the math module to perfo... | 4d1f7f03b36187cdfcc81ed5bd8823b20d47958a8174ac4351b982d73a2666b5_1_1 | 196ae117b325b17870beae807273e8207a002b9020c5201dd1f929170c6fb92e |
Coding | codecontest | Write Python code to solve the task.
Let's suppose you have an array a, a stack s (initially empty) and an array b (also initially empty).
You may perform the following operations until both a and s are empty:
* Take the first element of a, push it into s and remove it from a (if a is not empty);
* Take the top ... | Step 1: To solve this problem, we need to determine if it is possible to restore a stack-sortable permutation of size n with the first k elements given.
Step 2: To do this, we must iterate through the elements of p and observe their position relative to the elements in stack s.
Step 3: We then need to handle the cas... | b2f374e1fabaebe674d599f0c5f786c931e287613398fd5c12c9d2b233909bb4_1_1 | f01338767aa9f87983c7a573f08eecdf132803455ede89e40536be0f1e15356b |
Coding | codecontest | Write Python code to solve the task.
Let's suppose you have an array a, a stack s (initially empty) and an array b (also initially empty).
You may perform the following operations until both a and s are empty:
* Take the first element of a, push it into s and remove it from a (if a is not empty);
* Take the top ... | Step 1: The solution implements a greedy algorithm to restore the remaining elements of a stack-sortable permutation p.
Step 2: The implementation uses two stacks: one to maintain the current elements and another to store the remaining elements.
Step 3: The logic is to iterate through the permutation elements and c... | 039cd4b30bc6ff13ce9b6d079061a94faa9066da968ab9b96b21893f17f2e8ed_1_1 | f01338767aa9f87983c7a573f08eecdf132803455ede89e40536be0f1e15356b |
Coding | codecontest | Write Python code to solve the task.
Let's suppose you have an array a, a stack s (initially empty) and an array b (also initially empty).
You may perform the following operations until both a and s are empty:
* Take the first element of a, push it into s and remove it from a (if a is not empty);
* Take the top ... | Step 1: The problem is asking to restore the remaining elements of the permutation to obtain a lexicographically maximal permutation that is stack-sortable.
Step 2: We need to structure the order of appending the remaining elements to p to ensure it is stack-sortable.
Step 3: To solve the problem, we need to process... | e10caaff09ae40694e0c3994d5ece37aa94c7219acaf2e2f47861f5c6c02c124_1_1 | f01338767aa9f87983c7a573f08eecdf132803455ede89e40536be0f1e15356b |
Coding | codecontest | Write Python code to solve the task.
Let's suppose you have an array a, a stack s (initially empty) and an array b (also initially empty).
You may perform the following operations until both a and s are empty:
* Take the first element of a, push it into s and remove it from a (if a is not empty);
* Take the top ... | Step 1: The problem requires finding a lexicographically maximal stack-sortable permutation p by restoring the remaining n - k elements of permutation p.
Step 2: We are given the size of the desired permutation and the number of elements we have.
Step 3: We need to restore the remaining n - k elements of the permuta... | cd9b8a3d017c84abad138d824cb3eaee131a0ab028b74b1c536c1d474085511e_1_1 | f01338767aa9f87983c7a573f08eecdf132803455ede89e40536be0f1e15356b |
Coding | codecontest | Write Python code to solve the task.
The cows have just learned what a primitive root is! Given a prime p, a primitive root <image> is an integer x (1 ≤ x < p) such that none of integers x - 1, x2 - 1, ..., xp - 2 - 1 are divisible by p, but xp - 1 - 1 is.
Unfortunately, computing primitive roots can be time consumin... | Step 1: To solve the problem, we need to understand the concept of primitive roots and how to compute them for a given prime.
Step 2: We also need to efficiently identify the number of primitive roots for a given prime.
Step 3: We can use a brute force approach to iterate through the integers and check if they are p... | 8eaa1f3f7d40ee8cd9d4b2e795da182d6e68a9be0b069a4cb21da7334f2504c0_1_1 | 7d7feb9c3473722fded49163ab7027aae603f26253f269f62a7481fb88e06703 |
Coding | codecontest | Write Python code to solve the task.
The cows have just learned what a primitive root is! Given a prime p, a primitive root <image> is an integer x (1 ≤ x < p) such that none of integers x - 1, x2 - 1, ..., xp - 2 - 1 are divisible by p, but xp - 1 - 1 is.
Unfortunately, computing primitive roots can be time consumin... | Step 1: To solve this problem, we need to find the number of primitive roots for a given prime number p.
Step 2: We can start by locating the integer x (1 ≤ x < p) such that none of the integers x - 1, x^2 - 1, ..., x^p-2 - 1 are divisible by p, but x^p-1 - 1 is.
Step 3: We can achieve this by iterating through the ... | 9feafa85ac66751824f952a470e7df3b653b899479821d492eef58bf199063b5_1_1 | 7d7feb9c3473722fded49163ab7027aae603f26253f269f62a7481fb88e06703 |
Coding | codecontest | Write Python code to solve the task.
The cows have just learned what a primitive root is! Given a prime p, a primitive root <image> is an integer x (1 ≤ x < p) such that none of integers x - 1, x2 - 1, ..., xp - 2 - 1 are divisible by p, but xp - 1 - 1 is.
Unfortunately, computing primitive roots can be time consumin... | Step 1: To solve this problem, we need to understand what a primitive root of a prime is and how to identify them.
Step 2: A primitive root is an integer x such that none of the powers of x mod p give 1 until x^(p-1) mod p gives 1. We can iterate through the integers from 1 to p-1 and check for each integer whether i... | 6c1287335792fffbf0307416a3574439cee261f0742f20ada18ef22b7c6ebcb6_1_1 | 7d7feb9c3473722fded49163ab7027aae603f26253f269f62a7481fb88e06703 |
Coding | codecontest | Write Python code to solve the task.
The cows have just learned what a primitive root is! Given a prime p, a primitive root <image> is an integer x (1 ≤ x < p) such that none of integers x - 1, x2 - 1, ..., xp - 2 - 1 are divisible by p, but xp - 1 - 1 is.
Unfortunately, computing primitive roots can be time consumin... | Step 1: To solve this problem, we need to determine the number of primitive roots of a given prime number p.
Step 2: A primitive root is an integer x (1 ≤ x < p) such that none of integers x - 1, x^2 - 1, ..., x^(p - 2) - 1 are divisible by p, but x^(p - 1) - 1 is.
Step 3: We can iterate through the numbers 1 to p-1... | a4566f6dd7d4df345cfea008a2aa73d2f276d0ec517711967e89f2eeab49d389_1_1 | 7d7feb9c3473722fded49163ab7027aae603f26253f269f62a7481fb88e06703 |
Coding | codecontest | Write Python code to solve the task.
Nowadays the one-way traffic is introduced all over the world in order to improve driving safety and reduce traffic jams. The government of Berland decided to keep up with new trends. Formerly all n cities of Berland were connected by n two-way roads in the ring, i. e. each city was... | Step 1: The problem is asking to find the minimum amount of money the government should spend on redirecting roads in Berland so that from every city in Berland, you can get to any other city.
Step 2: To solve this problem, we can use the concept of Hamiltonian path or Hamiltonian cycle to find the path that visits e... | d21c83116b658326a764a8149673a1dcf2917c60d1909977b7bd27af4a83f4cd_1_1 | 3f2c796443091cb1a8eff9ccae6ff6f3c718c52606740af9c2659650136904f8 |
Coding | codecontest | Write Python code to solve the task.
Nowadays the one-way traffic is introduced all over the world in order to improve driving safety and reduce traffic jams. The government of Berland decided to keep up with new trends. Formerly all n cities of Berland were connected by n two-way roads in the ring, i. e. each city was... | Step 1: To solve this problem, we need to find a way to redirect the traffic in such a way that we can get to any city from any other city while minimizing the cost.
Step 2: We need to identify the possible paths between cities and determine the cost of following those paths.
Step 3: We can then consider reversing t... | 144592c42c417bded6881c7058ff969353da787bb30f70432a4b02a6da1cf09e_1_1 | 3f2c796443091cb1a8eff9ccae6ff6f3c718c52606740af9c2659650136904f8 |
Coding | codecontest | Write Python code to solve the task.
Nowadays the one-way traffic is introduced all over the world in order to improve driving safety and reduce traffic jams. The government of Berland decided to keep up with new trends. Formerly all n cities of Berland were connected by n two-way roads in the ring, i. e. each city was... | Step 1: The problem can be solved by using iterative loops to process every city in the road network and check its connections to other cities.
Step 2: It is important to keep track of visited cities in order to avoid infinite loops during iteration.
Step 3: We can also use an accumulator (sm) to accumulate the tota... | c4f9d319fb07b4c93631b14df665719d69b5bf29accd4c122505da2f180904f0_1_1 | 3f2c796443091cb1a8eff9ccae6ff6f3c718c52606740af9c2659650136904f8 |
Coding | codecontest | Write Python code to solve the task.
Nowadays the one-way traffic is introduced all over the world in order to improve driving safety and reduce traffic jams. The government of Berland decided to keep up with new trends. Formerly all n cities of Berland were connected by n two-way roads in the ring, i. e. each city was... | Step 1: We need to find the smallest amount of money the government should spend on redirecting roads so that from every city, we can get to any other.
Step 2: To solve this, we need to determine the cost of redirecting the traffic for each road and check if it's possible to get to every city from any other.
Step 3: ... | 0bea216a3dfa94149c32258bc15c6fc2f067b90520384885c2ffb768fea711bf_1_1 | 3f2c796443091cb1a8eff9ccae6ff6f3c718c52606740af9c2659650136904f8 |
Coding | codecontest | Write Python code to solve the task.
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:
Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for ... | Step 1: The problem description is quite lengthy and complex, as it involves city codes, train carriages, and comfort calculations. We need to simplify the problem and identify the key steps required to solve it.
Step 2: To maximize the total comfort of a train trip, we need to partition the sequence of people into d... | 3cb713a18e8af0823c57f41a22e871e65d7f794958a8f29b6d961d9b49831adb_1_1 | 1c45b67d077f7a9169f119457b4bf71637aa7daac50d64a9744d07e68a7bcab6 |
Coding | codecontest | Write Python code to solve the task.
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:
Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for ... | Step 1: To solve this problem, we need to find the maximum comfort value for a train trip by selecting segments of the original sequence of people
Step 2: We can start by iterating through the list of people and the cities they are going to.
Step 3: We need to find the starting and ending position of cities in the s... | 82fa69d8a8f384fa8827b747da4650df1e2e5d8383a2f5d208cfcb4be469e166_1_1 | 1c45b67d077f7a9169f119457b4bf71637aa7daac50d64a9744d07e68a7bcab6 |
Coding | codecontest | Write Python code to solve the task.
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:
Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for ... | Step 1: The problem involves selecting disjoint segments of a sequence of people, taking into consideration the cities they are traveling to.
Step 2: We need to maximize the total comfort of a train trip, which is defined as the sum of the XOR of the distinct codes of cities for people in each segment.
Step 3: We ca... | 45c0d9c246077056c0f0aff2056911bdc8c7c5d9e8402dcc4ce44a91f851eec5_1_1 | 1c45b67d077f7a9169f119457b4bf71637aa7daac50d64a9744d07e68a7bcab6 |
Coding | codecontest | Write Python code to solve the task.
Vladik often travels by trains. He remembered some of his trips especially well and I would like to tell you about one of these trips:
Vladik is at initial train station, and now n people (including Vladik) want to get on the train. They are already lined up in some order, and for ... | Step 1: The problem requires us to partition a sequence of people based on distinct city codes and then calculate the total comfort of a train trip by finding the XOR of all distinct city codes in each segment.
Step 2: We need to efficiently calculate the maximal possible total comfort of the train trip.
Step 3: T... | 53e4790e4e270308e45b9156bf461e42fbaba77d2453fe1b716c2a3d9145e265_1_1 | 1c45b67d077f7a9169f119457b4bf71637aa7daac50d64a9744d07e68a7bcab6 |
Coding | codecontest | Write Python code to solve the task.
The dice are placed in the orientation shown in the figure below.
<image>
As shown in this figure, the dice used here have 1 on the upper side and 2 on the south side, and 3 on the east side. Since the sum of the facing faces of the dice is always 7, the invisible faces are 5 on ... | Step 1: The first step is to understand the rules of moving the dice.
Step 2: Depending on given instruction, the dice should be rotated accordingly to update its numbers. The total number of the dice after each instruction is the number of eyes appearing on the upper side.
Step 3: The program should keep track of t... | 174fffac0ea6980a5df6606a3220916a403d1256ed2b06decc3b106c3929f756_1_1 | 2f888a0e3c3d5551072ff736c397d6705bfef344dbdb7081abbb444b61a8d498 |
Coding | codecontest | Write Python code to solve the task.
The dice are placed in the orientation shown in the figure below.
<image>
As shown in this figure, the dice used here have 1 on the upper side and 2 on the south side, and 3 on the east side. Since the sum of the facing faces of the dice is always 7, the invisible faces are 5 on ... | Step 1: The goal here is to create a program that simulates dice movement based on a set of instructions.
Step 2: We need to parse the given instructions and update the orientation of the dice accordingly.
Step 3: We also need to calculate the total value after applying the instructions.
Step 4: Additionally, we ne... | cd8252b073056bb51c5ecb228b734af3f580b76169c502621a02b542230c541b_1_1 | 2f888a0e3c3d5551072ff736c397d6705bfef344dbdb7081abbb444b61a8d498 |
Coding | codecontest | Write Python code to solve the task.
The dice are placed in the orientation shown in the figure below.
<image>
As shown in this figure, the dice used here have 1 on the upper side and 2 on the south side, and 3 on the east side. Since the sum of the facing faces of the dice is always 7, the invisible faces are 5 on ... | Step 1: The provided code uses a dictionary to store the rotations for each operation, and then it iterates through the instructions to calculate the total value after the operations are completed.
Step 2: Since the input consists of multiple datasets and stops when n is 0, the code is contained inside a while loop t... | abbf432c0b091d9840b4044a03887a523fad440f2f2a269e68d52cff8b31adb7_1_1 | 2f888a0e3c3d5551072ff736c397d6705bfef344dbdb7081abbb444b61a8d498 |
Coding | codecontest | Write Python code to solve the task.
The dice are placed in the orientation shown in the figure below.
<image>
As shown in this figure, the dice used here have 1 on the upper side and 2 on the south side, and 3 on the east side. Since the sum of the facing faces of the dice is always 7, the invisible faces are 5 on ... | Step 1: To solve this problem, we need to understand the operations that are performed on the initial orientation of the dice and how those operations affect the values of the visible sides.
Step 2: We can use a dictionary to represent the 4 possible orientations of the dice. We can map the operations 'North', 'East... | 654371158ee3709f299ee7f08ce0e3f65b962b618fc583bc66d694e59f261e11_1_1 | 2f888a0e3c3d5551072ff736c397d6705bfef344dbdb7081abbb444b61a8d498 |
Coding | codecontest | Write Python code to solve the task.
Chef taught his brother Chefu about right angled triangle and its properties. Chefu says that he has understood everything about right angled triangles. Chef wants to check learning of his brother by asking the following question "Can you find a right angled triangle whose length of... | Step 1: To solve this problem, we need to find a right-angled triangle with hypotenuse H and area S.
Step 2: First, we need to handle multiple test cases, so we'll iterate through each test case and read the values of H and S.
Step 3: Then, we'll use the values of H and S to calculate the lengths of the sides of the... | d9c72e908580db1b1fde9db98d5f1f79b6b2299b4b1471069f1f21680a7c686e_1_1 | c43bcebaadd8c9cd8b79627fd1f4fb15dfa4411450fb8f750caf6ec1faf5e330 |
Coding | codecontest | Write Python code to solve the task.
Chef taught his brother Chefu about right angled triangle and its properties. Chefu says that he has understood everything about right angled triangles. Chef wants to check learning of his brother by asking the following question "Can you find a right angled triangle whose length of... | Step 1: To solve this problem, we need to consider the properties of a right-angled triangle and how they relate to the given input values of the hypotenuse and the area.
Step 2: We can use the formulae for the area and hypotenuse of a right-angled triangle to express h and s in terms of the triangle's sides. This wi... | a24da3f2e8589b9ae58c0a9b4fe60d7cf88273f5eaef38d55ad44b02b469696b_1_1 | c43bcebaadd8c9cd8b79627fd1f4fb15dfa4411450fb8f750caf6ec1faf5e330 |
Coding | codecontest | Write Python code to solve the task.
Chef taught his brother Chefu about right angled triangle and its properties. Chefu says that he has understood everything about right angled triangles. Chef wants to check learning of his brother by asking the following question "Can you find a right angled triangle whose length of... | Step 1: To find a right-angled triangle given the hypotenuse and area, we need to calculate the lengths of the other two sides of the triangle.
Step 2: We can use the formula for the area of a right-angled triangle and the Pythagorean theorem to calculate the sides.
Step 3: If it's not possible to find a right-angle... | 79ed465c9b64c0d95676d0489d7d5aa9eb3662975bda78a796de7bf769f18bfc_1_1 | c43bcebaadd8c9cd8b79627fd1f4fb15dfa4411450fb8f750caf6ec1faf5e330 |
Coding | codecontest | Write Python code to solve the task.
Chef taught his brother Chefu about right angled triangle and its properties. Chefu says that he has understood everything about right angled triangles. Chef wants to check learning of his brother by asking the following question "Can you find a right angled triangle whose length of... | Step 1: The input for each test case is the length of the hypotenuse (H) and the area of the triangle (S).
Step 2: To solve this problem, we need to identify the lengths of the sides of the right-angled triangle given the hypotenuse and area. We can use the formula for the area of a triangle to relate the sides and t... | 03557400b5907af75bd57d0dd4f823c05d8076d09e7deaabd1b702add4001f95_1_1 | c43bcebaadd8c9cd8b79627fd1f4fb15dfa4411450fb8f750caf6ec1faf5e330 |
Coding | codecontest | Write Python code to solve the task.
Old timers of Summer Informatics School can remember previous camps in which each student was given a drink of his choice on the vechorka (late-evening meal). Or may be the story was more complicated?
There are n students living in a building, and for each of them the favorite drin... | Step 1: The problem requires us to find the maximum number of students that can get their favorite drink with a given number of students and types of drinks.
Step 2: The numbers of each type of drink are provided, and we need to maximize the number of students that receive their favorite drink.
Step 3: We can calcul... | c1df173d45e75f36a0480011db467e1a409fb419d03845f5060f0a7aa2e6efb7_1_1 | 6dcdee97f7250df999f6f182115f80a3cdab63d04fcdfb8326f619da14ee6a3d |
Coding | codecontest | Write Python code to solve the task.
Old timers of Summer Informatics School can remember previous camps in which each student was given a drink of his choice on the vechorka (late-evening meal). Or may be the story was more complicated?
There are n students living in a building, and for each of them the favorite drin... | Step 1: To address this problem, we need to implement a solution that determines the number of sets students need to receive to guarantee satisfaction of favorite drink choices.
Step 2: By tracking the count of favorite drinks for each student, we can evaluate the maximum number of students who will receive their fav... | 44cd4840ba9053855d7b7d70ef4ba3833e9a609e8aa1df9f65ea0cb355570ebd_1_1 | 6dcdee97f7250df999f6f182115f80a3cdab63d04fcdfb8326f619da14ee6a3d |
Coding | codecontest | Write Python code to solve the task.
Old timers of Summer Informatics School can remember previous camps in which each student was given a drink of his choice on the vechorka (late-evening meal). Or may be the story was more complicated?
There are n students living in a building, and for each of them the favorite drin... | Step 1: We need to find the maximum number of students that can get their favorite drink.
Step 2: To obtain the maximum number, we can choose the sets optimally and distribute them between students optimally.
Step 3: The first step would be to figure out how the drink sets can be chosen optimally, and then how porti... | 9bc6f73b0b3006aa3e64b42a408dff0d2faf83dcdf96501c385e1bfbe08abbfb_1_1 | 6dcdee97f7250df999f6f182115f80a3cdab63d04fcdfb8326f619da14ee6a3d |
Coding | codecontest | Write Python code to solve the task.
Old timers of Summer Informatics School can remember previous camps in which each student was given a drink of his choice on the vechorka (late-evening meal). Or may be the story was more complicated?
There are n students living in a building, and for each of them the favorite drin... | Step 1: To solve this problem, we need to determine the maximum number of students that can get their favorite drink based on the sets of drinks chosen by the students.
Step 2: We can first calculate the number of sets (paw) required and determine the distribution of sets among the students.
Step 3: We need to find... | 76f0f431168bd7681ccd1c29d9f278b6af0bc3755432766e6c462202a5e283f5_1_1 | 6dcdee97f7250df999f6f182115f80a3cdab63d04fcdfb8326f619da14ee6a3d |
Coding | codecontest | Write Python code to solve the task.
Lolek and Bolek are about to travel abroad by plane. The local airport has a special "Choose Your Plane" offer. The offer's conditions are as follows:
* it is up to a passenger to choose a plane to fly on;
* if the chosen plane has x (x > 0) empty seats at the given moment, th... | Step 1: The problem requires calculating the maximum and minimum number of zlotys the airport administration can earn from selling tickets to the queue of passengers.
Step 2: To solve this problem, we will use a priority queue (heap) to allocate seats to passengers in a way that maximizes and minimizes the total reve... | b5fe8c6324362edb3d1f3617fc8dc6f93e83236a9d01f38843662f6ab93b39c8_1_1 | 343c2fd91b0bfd1934c92457929932a77423956293fad724e95ea06c7ee29688 |
Coding | codecontest | Write Python code to solve the task.
Lolek and Bolek are about to travel abroad by plane. The local airport has a special "Choose Your Plane" offer. The offer's conditions are as follows:
* it is up to a passenger to choose a plane to fly on;
* if the chosen plane has x (x > 0) empty seats at the given moment, th... | Step 1: The problem requires us to determine the maximum and minimum number of zlotys the airport administration can earn if all n passengers buy tickets according to the conditions of the offer. We need to consider queuing and purchasing tickets for multiple planes in this problem.
Step 2: To solve this problem, we ... | 7e9bc68f5d0089228be1f80ee9fe7017e26705225e1e7a0998ab5fa2428d3014_1_1 | 343c2fd91b0bfd1934c92457929932a77423956293fad724e95ea06c7ee29688 |
Coding | codecontest | Write Python code to solve the task.
Lolek and Bolek are about to travel abroad by plane. The local airport has a special "Choose Your Plane" offer. The offer's conditions are as follows:
* it is up to a passenger to choose a plane to fly on;
* if the chosen plane has x (x > 0) empty seats at the given moment, th... | Step 1: The airport administration aims to maximize and minimize the number of zlotys they can earn from selling tickets to the passengers in the queue.
Step 2: To maximize the earnings, we can allocate the fewest empty seats to the passengers.
Step 3: To minimize the earnings, we can allocate the most empty seats t... | 93b2de9919da9c44e37a96cb78e3341c83056ebb7002a9c342434bcac51b72ed_1_1 | 343c2fd91b0bfd1934c92457929932a77423956293fad724e95ea06c7ee29688 |
Coding | codecontest | Write Python code to solve the task.
Lolek and Bolek are about to travel abroad by plane. The local airport has a special "Choose Your Plane" offer. The offer's conditions are as follows:
* it is up to a passenger to choose a plane to fly on;
* if the chosen plane has x (x > 0) empty seats at the given moment, th... | Step 1:
The problem presents the task of Lolek and Bolek trying to determine the maximum and minimum number of zlotys the airport administration can earn if all passengers buy plane tickets according to the "Choose Your Plane" offer. The minimum value can be achieved by selling tickets for planes with the fewest empty... | 11098cac7b1c00142e469a8b3c16d6dce4652217e57d9b6acc447c9ba233c294_1_1 | 343c2fd91b0bfd1934c92457929932a77423956293fad724e95ea06c7ee29688 |
Coding | codecontest | Write Python code to solve the task.
Sereja has a sequence that consists of n positive integers, a1, a2, ..., an.
First Sereja took a piece of squared paper and wrote all distinct non-empty non-decreasing subsequences of sequence a. Then for each sequence written on the squared paper, Sereja wrote on a piece of lines... | Step 1: The problem requires implementing an algorithm to find the required quantity of sequences based on an input sequence.
Step 2: We will need to use a data structure to efficiently store and query information about the subsequences.
Step 3: The solution involves using a Fenwick (or Binary Indexed) tree, as this... | 4047d63f655f64a2ab64b009a095fbb6102596bef24215e4490de4d374d5b6e0_1_1 | b18f2934d6790028d2025a04b18cbed4d7b0c658874f0fa97e6ddfc5e9c638f6 |
Coding | codecontest | Write Python code to solve the task.
Sereja has a sequence that consists of n positive integers, a1, a2, ..., an.
First Sereja took a piece of squared paper and wrote all distinct non-empty non-decreasing subsequences of sequence a. Then for each sequence written on the squared paper, Sereja wrote on a piece of lines... | Step 1: The problem requires finding the number of sequences that do not exceed each non-empty non-decreasing subsequence of the given sequence.
Step 2: Since we need to find the number of sequences modulo 1000000007 (109 + 7), we can use modular arithmetic to avoid large number calculations and remainders.
Step 3: ... | d02c84a094e4002807fa6efa54e33bca438afec8c4c89b6f3d6c0dfef15a6721_1_1 | b18f2934d6790028d2025a04b18cbed4d7b0c658874f0fa97e6ddfc5e9c638f6 |
Coding | codecontest | Write Python code to solve the task.
Sereja has a sequence that consists of n positive integers, a1, a2, ..., an.
First Sereja took a piece of squared paper and wrote all distinct non-empty non-decreasing subsequences of sequence a. Then for each sequence written on the squared paper, Sereja wrote on a piece of lines... | Step 1: The given problem requires us to calculate the number of sequences that can be written based on certain conditions.
Step 2: We need to efficiently handle these calculations and ensure that the final result is modulo 1000000007 (10^9 + 7).
Step 3: The provided solution uses the Fenwick Tree or Binary Indexed ... | b2e00628ca58f583a79cb87b6c2e93c3a362d15ede76707199e420132132970a_1_1 | b18f2934d6790028d2025a04b18cbed4d7b0c658874f0fa97e6ddfc5e9c638f6 |
Coding | codecontest | Write Python code to solve the task.
Sereja has a sequence that consists of n positive integers, a1, a2, ..., an.
First Sereja took a piece of squared paper and wrote all distinct non-empty non-decreasing subsequences of sequence a. Then for each sequence written on the squared paper, Sereja wrote on a piece of lines... | Step 1: The function is designed to calculate the number of sequences required to be modulo 1000000007 (109 + 7).
Step 2: The function reads an integer n and a list of integers from the standard input.
Step 3: It initializes a list b of zeros with the size of 1 << 20.
Step 4: The 'get' function counts the number o... | fb4a78c55052e2126e9e143b5984ab53b11485758d5c152349b7107aa6624b69_1_1 | b18f2934d6790028d2025a04b18cbed4d7b0c658874f0fa97e6ddfc5e9c638f6 |
Coding | codecontest | Write Python code to solve the task.
Bertown is a city with n buildings in a straight line.
The city's security service discovered that some buildings were mined. A map was compiled, which is a string of length n, where the i-th character is "1" if there is a mine under the building number i and "0" otherwise.
Bertow... | Step 1: The problem requires us to find the minimum number of coins that the sapper will have to pay to make the city safe.
Step 2: We need to understand the rules for activating and placing mines and the costs associated with each operation.
Step 3: We can iterate through the list of mines and determine the minimum... | 9e5d04be245e39d23b015eb2c4f12204cf4eeff3aca487db485d36bf29784c7d_1_1 | 5a56a3a19c3610886b5c0b07c017a925d278e046f96827b82a753dc871e48998 |
Coding | codecontest | Write Python code to solve the task.
Bertown is a city with n buildings in a straight line.
The city's security service discovered that some buildings were mined. A map was compiled, which is a string of length n, where the i-th character is "1" if there is a mine under the building number i and "0" otherwise.
Bertow... | Step 1: The problem involves finding the minimum number of coins required to make a city with mined buildings safe and the general approach will solve this problem by evaluating the different scenarios in the city and determining the minimum number of coins for each scenario.
Step 2: The solution involves iterating t... | cb0ead12e7501d1b7f8213b2d5b49913cdf9323f2943f7d2279ded901834dc64_1_1 | 5a56a3a19c3610886b5c0b07c017a925d278e046f96827b82a753dc871e48998 |
Coding | codecontest | Write Python code to solve the task.
Bertown is a city with n buildings in a straight line.
The city's security service discovered that some buildings were mined. A map was compiled, which is a string of length n, where the i-th character is "1" if there is a mine under the building number i and "0" otherwise.
Bertow... | Step 1: The task requires calculating the minimum cost to remove mines from a given map.
Step 2: We first need to extract the input values from the test cases.
Step 3: Then, we can implement a solution function to iterate through the map and calculate the cost for activating mines.
Step 4: The function should also ... | 5a19ce2fb016faf6d263b2693465c152eaa06e706ed33b520382239a97caf7f5_1_1 | 5a56a3a19c3610886b5c0b07c017a925d278e046f96827b82a753dc871e48998 |
Coding | codecontest | Write Python code to solve the task.
Bertown is a city with n buildings in a straight line.
The city's security service discovered that some buildings were mined. A map was compiled, which is a string of length n, where the i-th character is "1" if there is a mine under the building number i and "0" otherwise.
Bertow... | Step 1: To solve this problem, we need to find the minimum number of coins that the sapper will have to pay to blow up all the mines in the city and make it safe.
Step 2: We can iterate through the given map of mines in the city and calculate the minimum cost of activating and placing mines based on the given costs f... | 0f22c0b463b9b9ca1f3913102fd5f96cc780a06750a46d9650c6730920faf5c2_1_1 | 5a56a3a19c3610886b5c0b07c017a925d278e046f96827b82a753dc871e48998 |
Coding | codecontest | Write Python code to solve the task.
In the capital city of Berland, Bertown, demonstrations are against the recent election of the King of Berland. Berland opposition, led by Mr. Ovalny, believes that the elections were not fair enough and wants to organize a demonstration at one of the squares.
Bertown has n squares... | Step 1: The problem is to determine the best square the opposition can take if the administration will keep trying to occupy the square each time
Step 2: We will iterate over the number of squares and compare the amount of money needed to organize an event on the square with the available money of the administration
... | a317f36264d2d8ab674533d3f99be82a09142c6bd6fc38f36f8cfbf250904949_1_1 | 3f0abaf122be32530ebb429ca10cb661546bff6c5ee8206e174c854174781d61 |
Coding | codecontest | Write Python code to solve the task.
In the capital city of Berland, Bertown, demonstrations are against the recent election of the King of Berland. Berland opposition, led by Mr. Ovalny, believes that the elections were not fair enough and wants to organize a demonstration at one of the squares.
Bertown has n squares... | Step 1: The problem requires simulating the process of the administration applying to hold a demonstration on a free square each day and the opposition either accepting or refusing the offer. The opposition needs to select the best square it can take to organize the demonstration based on the advice.
Step 2: The oppo... | e6c2b32e2bba5dda8f9a023c1411490cc94a0becc72027e33ab03df6954fe67b_1_1 | 3f0abaf122be32530ebb429ca10cb661546bff6c5ee8206e174c854174781d61 |
Coding | codecontest | Write Python code to solve the task.
In the capital city of Berland, Bertown, demonstrations are against the recent election of the King of Berland. Berland opposition, led by Mr. Ovalny, believes that the elections were not fair enough and wants to organize a demonstration at one of the squares.
Bertown has n squares... | Step 1: The given code seems to use a lambda function and doesn't have any descriptive function names, so it might be challenging to understand the functionality and logic.
Step 2: The given lambda function seems to take user input and processes the input to determine the best square that the opposition can take.
St... | ada5bd20797c767c14ec584522bc77730077b0e85094d40ba16f99f25327d80a_1_1 | 3f0abaf122be32530ebb429ca10cb661546bff6c5ee8206e174c854174781d61 |
Coding | codecontest | Write Python code to solve the task.
In the capital city of Berland, Bertown, demonstrations are against the recent election of the King of Berland. Berland opposition, led by Mr. Ovalny, believes that the elections were not fair enough and wants to organize a demonstration at one of the squares.
Bertown has n squares... | Step 1: The problem describes a scenario with a city administration contesting the opposition's choice of square for a demonstration. The opposition has a limited number of days and wants to choose the best square possible, which means the square where the administration cannot afford to intervene continuously.
Step 2... | c60d7172f75574efca02bb0a6ba930035adb2b1f5e7c1546b088d54e8c1b57c7_1_1 | 3f0abaf122be32530ebb429ca10cb661546bff6c5ee8206e174c854174781d61 |
Coding | codecontest | Write Python code to solve the task.
Once Volodya was at the museum and saw a regular chessboard as a museum piece. And there were only four chess pieces on it: two white rooks, a white king and a black king. "Aha, blacks certainly didn't win!", — Volodya said and was right for sure. And your task is to say whether whi... | Step 1: The goal of this problem is to determine if the black king is checkmated by the white rooks and king.
Step 2: We need to implement a function to check if black king is in a position to be taken by white pieces.
Step 3: We also need to consider the valid moves for black king and any unbeaten positions for bla... | 206d92bb3eda3f844746b9ff594c02a62bbfe967712545ed35eac0b47c2e16d3_1_1 | 88555fc976afef469306433e4c7bbb1dcd4801bc325a89001fcb8bd2b9ded88d |
Coding | codecontest | Write Python code to solve the task.
Once Volodya was at the museum and saw a regular chessboard as a museum piece. And there were only four chess pieces on it: two white rooks, a white king and a black king. "Aha, blacks certainly didn't win!", — Volodya said and was right for sure. And your task is to say whether whi... | Step 1: The problem requires us to determine if whites have mated blacks on the given chessboard position.
Step 2: We need to represent the positions of the pieces, specifically the two white rooks, the white king, and the black king.
Step 3: Given the positions, we need to calculate if the rooks and the king are in... | 3bbb02aa04e2b247be41726d9f05b5ef0ab086ae0283244256e385d3226c530d_1_1 | 88555fc976afef469306433e4c7bbb1dcd4801bc325a89001fcb8bd2b9ded88d |
Coding | codecontest | Write Python code to solve the task.
Once Volodya was at the museum and saw a regular chessboard as a museum piece. And there were only four chess pieces on it: two white rooks, a white king and a black king. "Aha, blacks certainly didn't win!", — Volodya said and was right for sure. And your task is to say whether whi... | Step 1:
The problem requires us to determine whether the white pieces have mate the black king in the given position on a chessboard. To solve this, we need to determine the valid moves that each piece can make, considering the rules of movement for rooks and kings on a chessboard. We also need to check if the black k... | faaf9b25cd3de3fa05031e8638dfd661dac74a2f14c0cebaeee5b4538ba8f786_1_1 | 88555fc976afef469306433e4c7bbb1dcd4801bc325a89001fcb8bd2b9ded88d |
Coding | codecontest | Write Python code to solve the task.
Once Volodya was at the museum and saw a regular chessboard as a museum piece. And there were only four chess pieces on it: two white rooks, a white king and a black king. "Aha, blacks certainly didn't win!", — Volodya said and was right for sure. And your task is to say whether whi... | Step 1: To solve this problem, we need to assess the current position of pieces on the chessboard and determine if the black king can be taken by one of the opponent's pieces or if it is in an unbeaten position.
Step 2: We'll check the positions of the white rooks, white king, and black king. Then, based on the moves... | 1dd408d88fd6660d09ca6300b8ff92209042b3eb78a1c3f34751e890da7dd306_1_1 | 88555fc976afef469306433e4c7bbb1dcd4801bc325a89001fcb8bd2b9ded88d |
Coding | codecontest | Write Python code to solve the task.
Vasya will fancy any number as long as it is an integer power of two. Petya, on the other hand, is very conservative and only likes a single integer p (which may be positive, negative, or zero). To combine their tastes, they invented p-binary numbers of the form 2^x + p, where x is ... | Step 1: To solve this problem, we can start by using a loop to generate p-binary numbers and check the smallest number of summands to represent the given positive integer n.
Step 2: We'll iterate through possible p-binary numbers up to a certain limit and calculate the smallest possible number of summands for each p... | 54a0523f7d94d5a1d3a3572ffae4fed0860dab1c1ba816e31cbe80b38102e486_1_1 | 7137609f12ac91bd9a5ee5d14b14dcbe002028e4f3ddba5287bb9402c24e0fac |
Coding | codecontest | Write Python code to solve the task.
Vasya will fancy any number as long as it is an integer power of two. Petya, on the other hand, is very conservative and only likes a single integer p (which may be positive, negative, or zero). To combine their tastes, they invented p-binary numbers of the form 2^x + p, where x is ... | Step 1: The given problem requires us to find the smallest number of p-binary numbers needed to represent the positive integer n.
Step 2: To solve this problem, we use an iterative approach to find the smallest possible number of summands.
Step 3: We iterate through a range of numbers from 1 to a large value (50 in... | 613de5f953d45cd4e34ebea11e66bd4272a8e5f90d50727567dc5a4163f2ce4d_1_1 | 7137609f12ac91bd9a5ee5d14b14dcbe002028e4f3ddba5287bb9402c24e0fac |
Coding | codecontest | Write Python code to solve the task.
Vasya will fancy any number as long as it is an integer power of two. Petya, on the other hand, is very conservative and only likes a single integer p (which may be positive, negative, or zero). To combine their tastes, they invented p-binary numbers of the form 2^x + p, where x is ... | Step 1: We need to find the smallest number of p-binary numbers needed to represent a positive integer n as their sum. The p-binary numbers are of the form 2^x + p.
Step 2: We can solve this problem using a brute-force approach where we iterate through different numbers and summands to check if we can find a represen... | ccf04bd88b91b5ad34a240b6527d374d399f250c8d58ec5ae29e99d2c2777621_1_1 | 7137609f12ac91bd9a5ee5d14b14dcbe002028e4f3ddba5287bb9402c24e0fac |
Coding | codecontest | Write Python code to solve the task.
Vasya will fancy any number as long as it is an integer power of two. Petya, on the other hand, is very conservative and only likes a single integer p (which may be positive, negative, or zero). To combine their tastes, they invented p-binary numbers of the form 2^x + p, where x is ... | Step 1: To solve this problem, we need to find the smallest number of p-binary numbers needed to represent a positive integer n as their sum.
Step 2: A p-binary number is of the form 2^x + p, where x is a non-negative integer.
Step 3: We can start by reading the input values and finding the difference between n and ... | ac58a789bf6d6f7d454da0e914a3c6e2aaed2fa57da249d3dc90fb3ff52e7cf4_1_1 | 7137609f12ac91bd9a5ee5d14b14dcbe002028e4f3ddba5287bb9402c24e0fac |
Coding | codecontest | Write Python code to solve the task.
This is the modification of the problem used during the official round. Unfortunately, author's solution of the original problem appeared wrong, so the problem was changed specially for the archive.
Once upon a time in a far away kingdom lived the King. The King had a beautiful dau... | Step 1: To solve this problem, we need to understand the concept of the optimal tossing strategy when picking a noble knight using a coin.
Step 2: We need to calculate the expected number of times the King will need to toss the coin to determine the winner, following the optimal tossing strategy.
Step 3: The solutio... | 9e1785f4190b1c06daec098a6cdb2d36ab79d30198a49e83f579c72832ad3218_1_1 | 798d0f9319ba1a3c137d709ae84823a807ae61f3d06c872bbf15edb86e7663ff |
Coding | codecontest | Write Python code to solve the task.
This is the modification of the problem used during the official round. Unfortunately, author's solution of the original problem appeared wrong, so the problem was changed specially for the archive.
Once upon a time in a far away kingdom lived the King. The King had a beautiful dau... | Step 1: The problem seems to be related to probability and expected value. We need to calculate the expected number of coin tosses to determine a winner among the knights.
Step 2: We should consider the optimal tossing strategy to minimize the expected number of tosses needed.
Step 3: It seems that the given code pe... | 3238e49da5f887aeceffc9991503dc7aa138ea56a3c12468e21e9dbf52852015_1_1 | 798d0f9319ba1a3c137d709ae84823a807ae61f3d06c872bbf15edb86e7663ff |
Coding | codecontest | Write Python code to solve the task.
This is the modification of the problem used during the official round. Unfortunately, author's solution of the original problem appeared wrong, so the problem was changed specially for the archive.
Once upon a time in a far away kingdom lived the King. The King had a beautiful dau... | Step 1: The problem asks for the expected number of coin tosses needed to determine the winner in a game where the King needs to pick one noble knight from n knights with equal probability.
Step 2: The solution requires implementing a recursive function to solve this problem using dynamic programming to store previou... | fcc8951a21aefc239654949ab3b4b13953d7285750888faa07289bde997162b1_1_1 | 798d0f9319ba1a3c137d709ae84823a807ae61f3d06c872bbf15edb86e7663ff |
Coding | codecontest | Write Python code to solve the task.
This is the modification of the problem used during the official round. Unfortunately, author's solution of the original problem appeared wrong, so the problem was changed specially for the archive.
Once upon a time in a far away kingdom lived the King. The King had a beautiful dau... | Step 1: To solve this problem, we need to find the expected number of times the King will need to toss a coin to determine the winner
Step 2: We can start by implementing a solution that follows the optimal tossing strategy to minimize the expected number of tosses
Step 3: The solution will involve calculations base... | de970c7276280188d5affbba2eccc135b04835118ff1e18a6fb8f72d75305c6d_1_1 | 798d0f9319ba1a3c137d709ae84823a807ae61f3d06c872bbf15edb86e7663ff |
Coding | codecontest | Write Python code to solve the task.
Recently, on the course of algorithms and data structures, Valeriy learned how to use a deque. He built a deque filled with n elements. The i-th element is a_i (i = 1, 2, …, n). He gradually takes the first two leftmost elements from the deque (let's call them A and B, respectively)... | Step 1: The goal of this problem is to determine the elements A and B that Valeriy will pull out of the deque for the m_j-th operation.
Step 2: We need to keep track of the status of the deque after each operation, and then output the values of A and B as requested in the query.
Step 3: We will need to simulate the ... | 854ba8732daa1324b8161bba56ef6027010623836e8bee277d821b703af51fdb_1_1 | 2d8e89d2a9bf069c194d958bc4528a9d709e22c4960e3c4b8b1fc77d30a83d8d |
Coding | codecontest | Write Python code to solve the task.
Recently, on the course of algorithms and data structures, Valeriy learned how to use a deque. He built a deque filled with n elements. The i-th element is a_i (i = 1, 2, …, n). He gradually takes the first two leftmost elements from the deque (let's call them A and B, respectively)... | Step 1: The problem requires us to simulate a sequence of operations on a deque and output the numbers pulled out from the deque at each query.
Step 2: We need to create a function to perform an individual operation on the deque, and then use this function to simulate the sequence of operations.
Step 3: Finally, for... | 68c0e63c3caefba200a55839814aa4b2f217840d06c98b9f5c7e7c31e744c707_1_1 | 2d8e89d2a9bf069c194d958bc4528a9d709e22c4960e3c4b8b1fc77d30a83d8d |
Coding | codecontest | Write Python code to solve the task.
Recently, on the course of algorithms and data structures, Valeriy learned how to use a deque. He built a deque filled with n elements. The i-th element is a_i (i = 1, 2, …, n). He gradually takes the first two leftmost elements from the deque (let's call them A and B, respectively)... | Step 1: The problem is asking us to determine which two elements will be pulled out of the deque after a certain number of operations.
Step 2: We can use a deque data structure to model this problem, as it allows for efficient insertions and deletions at both ends.
Step 3: We need to implement a function to perform ... | 70cc81ffa81bd2b72779c9b0fdd49b6a845524091a3e0783db543d2550727979_1_1 | 2d8e89d2a9bf069c194d958bc4528a9d709e22c4960e3c4b8b1fc77d30a83d8d |
Coding | codecontest | Write Python code to solve the task.
Recently, on the course of algorithms and data structures, Valeriy learned how to use a deque. He built a deque filled with n elements. The i-th element is a_i (i = 1, 2, …, n). He gradually takes the first two leftmost elements from the deque (let's call them A and B, respectively)... | Step 1:
The objective of this problem is to simulate a sequence of operations on a deque and then answer queries regarding the elements pulled out on each operation.
To solve this problem, we need to first simulate the operations performed on the deque and keep track of the elements pulled out on each operation. We a... | 4eb8578a22d7d1b422f347d14c1bdf9dc51ba6f2ff60fb2b49b3ff013b3a4543_1_1 | 2d8e89d2a9bf069c194d958bc4528a9d709e22c4960e3c4b8b1fc77d30a83d8d |
Coding | codecontest | Write Python code to solve the task.
Mirror Box is a name of a popular game in the Iranian National Amusement Park (INAP). There is a wooden box, 105 cm long and 100 cm high in this game. Some parts of the box's ceiling and floor are covered by mirrors. There are two negligibly small holes in the opposite sides of the ... | Step 1: The problem involves taking into account the dimensions of a wooden box with mirrors covering parts of the ceiling and the floor. The goal is to find the maximum score a player can achieve by shooting a laser beam from one hole to another such that it hits mirrors along the way.
Step 2: We can estimate how th... | 1838fd77d7ac645967769f1f7fd4450bba378a8a0471990e0440ade0bf1e79d3_1_1 | 8efddd81d1864f20089c99ef2239c9012632ed7e01ad9d6eeaff733443f6192b |
Coding | codecontest | Write Python code to solve the task.
Mirror Box is a name of a popular game in the Iranian National Amusement Park (INAP). There is a wooden box, 105 cm long and 100 cm high in this game. Some parts of the box's ceiling and floor are covered by mirrors. There are two negligibly small holes in the opposite sides of the ... | Step 1: To solve this problem, we need to find the maximum score a player can gain by shooting a laser beam inside a wooden box with mirrors.
Step 2: The goal is to make the laser beam enter from one hole and exit from the other, maximizing the total score by hitting mirrors and following the reflection rule.
Step 3:... | 6fa687ed41585a4a84524db638dceba52fe8c9a44a5d1a93bdc9187f89ddd184_1_1 | 8efddd81d1864f20089c99ef2239c9012632ed7e01ad9d6eeaff733443f6192b |
Coding | codecontest | Write Python code to solve the task.
Mirror Box is a name of a popular game in the Iranian National Amusement Park (INAP). There is a wooden box, 105 cm long and 100 cm high in this game. Some parts of the box's ceiling and floor are covered by mirrors. There are two negligibly small holes in the opposite sides of the ... | Step 1: The problem description involves finding the maximum score a player can achieve by shooting a laser beam through mirrors placed in a wooden box with holes on its edges.
Step 2: To solve this problem, one logical approach is to utilize mathematical and geometric concepts to determine the path of the laser beam... | 9ec1f907eda1cf8b56bbd161f5a9aa3946ea2725066e02bea9d35a5fe154be23_1_1 | 8efddd81d1864f20089c99ef2239c9012632ed7e01ad9d6eeaff733443f6192b |
Coding | codecontest | Write Python code to solve the task.
Mirror Box is a name of a popular game in the Iranian National Amusement Park (INAP). There is a wooden box, 105 cm long and 100 cm high in this game. Some parts of the box's ceiling and floor are covered by mirrors. There are two negligibly small holes in the opposite sides of the ... | Step 1: The problem requires finding the maximum score that a player could gain by shooting a laser beam through a wooden box with mirrors.
Step 2: We need to calculate the path of the laser beam, ensuring it follows the rules of reflection and does not hit any mirror more than once.
Step 3: The solution likely invo... | 1995141f5595b78aba06323922f12379cb51d9ad97b1e37610abb3472651fefb_1_1 | 8efddd81d1864f20089c99ef2239c9012632ed7e01ad9d6eeaff733443f6192b |
Coding | codecontest | Write Python code to solve the task.
A widely known among some people Belarusian sport programmer Yura possesses lots of information about cars. That is why he has been invited to participate in a game show called "Guess That Car!".
The game show takes place on a giant parking lot, which is 4n meters long from north t... | Step 1: The problem requires finding the optimal position for Yura to stand so that the total time of guessing all cars is minimized.
Step 2: This involves calculating the cumulative rarity values across rows and columns and determining the distance to each car on the parking lot.
Step 3: To calculate the cumulative... | 9730f67cbbae799f02b2030dca861f267985f19727bda5b4b384776ff7de18c4_1_1 | e7ab2ff7471050e00b2448aeb2db4e3ce2a454d012460956a4ba84f7a288e0b1 |
Coding | codecontest | Write Python code to solve the task.
A widely known among some people Belarusian sport programmer Yura possesses lots of information about cars. That is why he has been invited to participate in a game show called "Guess That Car!".
The game show takes place on a giant parking lot, which is 4n meters long from north t... | Step 1: The problem requires finding a point within the parking lot to minimize the total time needed to guess all the cars' rarities.
Step 2: To find this point, we can iterate over all possible points represented by the intersection of the dividing lines to calculate the total time.
Step 3: We need to calculate th... | ca22c83c88864fddd454a95883b5ab1230ff350ba4768ae5fa2dade81b8a2cde_1_1 | e7ab2ff7471050e00b2448aeb2db4e3ce2a454d012460956a4ba84f7a288e0b1 |
Coding | codecontest | Write Python code to solve the task.
A widely known among some people Belarusian sport programmer Yura possesses lots of information about cars. That is why he has been invited to participate in a game show called "Guess That Car!".
The game show takes place on a giant parking lot, which is 4n meters long from north t... | Step 1: The goal of this problem is to help Yura choose an optimal starting point on the parking lot to minimize the total time of guessing all the cars.
Step 2: For each intersection point, we need to calculate the total time needed to guess all the offered cars and choose the point that minimizes this total time.
S... | 03d5de185720ce186b1b5de1d3ea2aa8b1f624f5b88a0f6edcdd6099e0b03ff7_1_1 | e7ab2ff7471050e00b2448aeb2db4e3ce2a454d012460956a4ba84f7a288e0b1 |
Coding | codecontest | Write Python code to solve the task.
A widely known among some people Belarusian sport programmer Yura possesses lots of information about cars. That is why he has been invited to participate in a game show called "Guess That Car!".
The game show takes place on a giant parking lot, which is 4n meters long from north t... | Step 1: We have to find the minimum total time Yura needs to guess all cars and also the junction point for Yura to minimize the time.
Step 2: The first thing we need to do is to calculate the "rarity" of the cars in the parking lot and determine their distance from the designated starting point.
Step 3: We can appr... | 774258fb77cc766f4101a52826734edc03a8b52605f989c716f531a8c292347a_1_1 | e7ab2ff7471050e00b2448aeb2db4e3ce2a454d012460956a4ba84f7a288e0b1 |
Coding | codecontest | Write Python code to solve the task.
Little Petya is learning to play chess. He has already learned how to move a king, a rook and a bishop. Let us remind you the rules of moving chess pieces. A chessboard is 64 square fields organized into an 8 × 8 table. A field is represented by a pair of integers (r, c) — the numbe... | Step 1: We need to determine the minimum number of moves required for a rook, bishop, and king to move from one field to another on the chessboard.
Step 2: For the rook, we need to check if the starting and final fields lie on the same row or column. If they do, the rook can make the move in 1 move (either vertically... | 0d6b07d44da342473299b459c384625dec30f2b780a89b47132fed66377c95eb_1_1 | 91ffad53cd323b628f5742e97b0d8857873de5677d2fc4d5904023fbb2461198 |
Coding | codecontest | Write Python code to solve the task.
Little Petya is learning to play chess. He has already learned how to move a king, a rook and a bishop. Let us remind you the rules of moving chess pieces. A chessboard is 64 square fields organized into an 8 × 8 table. A field is represented by a pair of integers (r, c) — the numbe... | Step 1: We need to find the minimum number of moves needed for each piece (rook, bishop, and king) to move from the starting field to the final field.
Step 2: We can first determine the minimum number of moves for the rook, which can move horizontally or vertically.
Step 3: Next, we can find the minimum number of mo... | f81426c58113db07242ebabde0b742a125019a12002e97039ff7e8805035b6de_1_1 | 91ffad53cd323b628f5742e97b0d8857873de5677d2fc4d5904023fbb2461198 |
Coding | codecontest | Write Python code to solve the task.
Little Petya is learning to play chess. He has already learned how to move a king, a rook and a bishop. Let us remind you the rules of moving chess pieces. A chessboard is 64 square fields organized into an 8 × 8 table. A field is represented by a pair of integers (r, c) — the numbe... | Step 1: The problem requires us to find the minimum number of moves needed for a rook, bishop, and king to move from one square to another on a chessboard.
Step 2: We can start by considering the possible moves for each chess piece and how they can be used to reach the destination square.
Step 3: We can then calcula... | 0fdb4a367a83573e40ca439f4a0a7ebd25d9db04c5a32b1fa6085b094694795f_1_1 | 91ffad53cd323b628f5742e97b0d8857873de5677d2fc4d5904023fbb2461198 |
Coding | codecontest | Write Python code to solve the task.
Little Petya is learning to play chess. He has already learned how to move a king, a rook and a bishop. Let us remind you the rules of moving chess pieces. A chessboard is 64 square fields organized into an 8 × 8 table. A field is represented by a pair of integers (r, c) — the numbe... | Step 1: To solve this problem, we need to consider the possible moves for rook, bishop, and king, and calculate the minimum number of moves required for each piece to move from the starting field to the final field.
Step 2: We will check if the starting and final field coordinates are valid for each piece's movement.... | 53321c73cf1e868e1dd0f9013cb048d2417cdcd9bcca329225aaf0fbfdea0aa7_1_1 | 91ffad53cd323b628f5742e97b0d8857873de5677d2fc4d5904023fbb2461198 |
Coding | codecontest | Write Python code to solve the task.
Gargari is jealous that his friend Caisa won the game from the previous problem. He wants to prove that he is a genius.
He has a n × n chessboard. Each cell of the chessboard has a number written on it. Gargari wants to place two bishops on the chessboard in such a way that there i... | Step 1: The goal is to maximize the total value of cells after placing two bishops on the chessboard.
Step 2: The total value for each cell depends on the sum of its value with all the cells that are on the same diagonals (bishops can be placed to cover the maximum number of cells).
Step 3: Here, we can use two list... | 18155a1030683edb37cfff8dab7b8aa9f8e96328f0bc2d9c63f08dbe1beb4f1a_1_1 | e3851f070042448853bbecec65c37cc91bacde054faa646545d7ecb89993b586 |
Coding | codecontest | Write Python code to solve the task.
Gargari is jealous that his friend Caisa won the game from the previous problem. He wants to prove that he is a genius.
He has a n × n chessboard. Each cell of the chessboard has a number written on it. Gargari wants to place two bishops on the chessboard in such a way that there i... | Step 1: To answer this question, we need to determine how to place two bishops on the chessboard to obtain the maximum number of dollars generated by attacking cells.
Step 2: We can calculate the number of dollars obtained by each cell based on the bishops' position and lookup the cells with the maximum dollar count.... | c484b2f740292b2f94f9b5c9786016d61cc41a1ad53278fb6b7da879b988ded2_1_1 | e3851f070042448853bbecec65c37cc91bacde054faa646545d7ecb89993b586 |
Coding | codecontest | Write Python code to solve the task.
Gargari is jealous that his friend Caisa won the game from the previous problem. He wants to prove that he is a genius.
He has a n × n chessboard. Each cell of the chessboard has a number written on it. Gargari wants to place two bishops on the chessboard in such a way that there i... | Step 1: The solution used to place two bishops in such a way that no cell is attacked by both of them.
Step 2: To solve the problem, need to iterate through the chessboard and calculate the sum and difference for each diagonal.
Step 3: Then determine the earning for placing bishops based on the sum and difference v... | 971e162bb4cc68c3b98b99e0a0cae9ea734ce27b333a411ce4a7a5f259674c3a_1_1 | e3851f070042448853bbecec65c37cc91bacde054faa646545d7ecb89993b586 |
Coding | codecontest | Write Python code to solve the task.
Gargari is jealous that his friend Caisa won the game from the previous problem. He wants to prove that he is a genius.
He has a n × n chessboard. Each cell of the chessboard has a number written on it. Gargari wants to place two bishops on the chessboard in such a way that there i... | Step 1: The problem requires finding the optimal placement of two bishops on an n x n chessboard to maximize the total value of the attacked cells.
Step 2: We need to consider every cell's value on the chessboard and determine the two positions for the bishops that result in the highest total value.
Step 3: To solve... | 42daf4977ad9060eae85a8889b8d972f26370d0de5ccb6d99cf1049e2c143ce1_1_1 | e3851f070042448853bbecec65c37cc91bacde054faa646545d7ecb89993b586 |
Coding | codecontest | Write Python code to solve the task.
The Fair Nut likes kvass very much. On his birthday parents presented him n kegs of kvass. There are v_i liters of kvass in the i-th keg. Each keg has a lever. You can pour your glass by exactly 1 liter pulling this lever. The Fair Nut likes this drink very much, so he wants to pour... | Step 1: The problem requires us to calculate the smallest amount of kvass that can be in the least keg to fulfill the glass volume requirement.
Step 2: We can start by reading the input which consists of the number of kegs, glass volume, and the volume of kvass in each keg.
Step 3: Then, we need to sort the kvass vo... | f65bddc041535d6c16338a2fe52cc6f0a88934cda2e66ad1aeb819b69cc48adb_1_1 | 48f134486953644a62c4151ca93897a89d4880d814bafe37c4e91a908e22ac54 |
Coding | codecontest | Write Python code to solve the task.
The Fair Nut likes kvass very much. On his birthday parents presented him n kegs of kvass. There are v_i liters of kvass in the i-th keg. Each keg has a lever. You can pour your glass by exactly 1 liter pulling this lever. The Fair Nut likes this drink very much, so he wants to pour... | Step 1: The problem asks to find out how much kvass can be in the least keg, or defines it's not possible to pour the glass by s liters of kvass.
Step 2: To solve this problem, we can first read the number of kegs and the glass volume from the input.
Step 3: Then, we can read the volume of each keg from the input an... | dc46b70fbfc9ff715e83be908bfc891a828ac9404910cf97aefe74e30c5ce1b7_1_1 | 48f134486953644a62c4151ca93897a89d4880d814bafe37c4e91a908e22ac54 |
Coding | codecontest | Write Python code to solve the task.
The Fair Nut likes kvass very much. On his birthday parents presented him n kegs of kvass. There are v_i liters of kvass in the i-th keg. Each keg has a lever. You can pour your glass by exactly 1 liter pulling this lever. The Fair Nut likes this drink very much, so he wants to pour... | Step 1: To solve this problem, we need to find the least keg with the minimum amount of kvass that can accommodate the Fair Nut's glass volume.
Step 2: First, we need to handle the input to get the number of kegs and the glass volume as well as the volume of kvass in each keg.
Step 3: Then, we need to determine if i... | a8caea35fcd7ca00acedfe160d8b435a04f0e75bf20f3eec4db2ae512569b018_1_1 | 48f134486953644a62c4151ca93897a89d4880d814bafe37c4e91a908e22ac54 |
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