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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.
One fine day, Benny decided to calculate the number of kilometers that she traveled by her bicycle. Therefore, she bought an odometer and installed it onto her bicycle. But the odometer was broken. It was not able to display the digit 3. This would precisely mean, that the odometer ... | Step 1: We need to calculate the real distance traveled by Benny by taking into account the fact that the odometer does not display the number 3.
Step 2: We can start by creating a function to calculate the real distance based on the number seen on the odometer.
Step 3: We should also consider how the absence of the... | 98b0fd7e7a881f19049e1e630b512e154bf0ee58c57ee54ab8742f02f486a960_1_1 | 428437b0883dbf7154260fa7f9b0311c26f06435b6b29af62c2c535ba3716a22 |
Coding | codecontest | Write Python code to solve the task.
One fine day, Benny decided to calculate the number of kilometers that she traveled by her bicycle. Therefore, she bought an odometer and installed it onto her bicycle. But the odometer was broken. It was not able to display the digit 3. This would precisely mean, that the odometer ... | Step 1: We need to calculate the real distance traveled by Benny's bicycle by considering the numbers displayed on the odometer.
Step 2: The main task here is to find out how many numbers are skipped due to the absence of the digit 3 in the odometer's display.
Step 3: We can solve this problem by iterating through t... | 71496ed521cb24eb5c637c26f2b4dfbe5aa66d8e23387be79f74a4181d9203e8_1_1 | 428437b0883dbf7154260fa7f9b0311c26f06435b6b29af62c2c535ba3716a22 |
Coding | codecontest | Write Python code to solve the task.
Permutation p is an ordered set of integers p1, p2, ..., pn, consisting of n distinct positive integers not larger than n. We'll denote as n the length of permutation p1, p2, ..., pn.
Your task is to find such permutation p of length n, that the group of numbers |p1 - p2|, |p2 - p3... | Step 1: We need to create a permutation of length n such that the group of absolute differences between consecutive elements has exactly k distinct elements.
Step 2: Since the permutation can be arbitrary, we can start by creating a simple permutation with the elements from 1 to n.
Step 3: Then we can iterate throug... | 8e3535946cf1de7596a0134ebf9ac98703279cd99aa698a0b8a91328a7b2df6f_1_1 | 1c40eca411cf9ec4df90004fe05bd2fdd3811b6fe5ae2a22ff97d5611371891d |
Coding | codecontest | Write Python code to solve the task.
Permutation p is an ordered set of integers p1, p2, ..., pn, consisting of n distinct positive integers not larger than n. We'll denote as n the length of permutation p1, p2, ..., pn.
Your task is to find such permutation p of length n, that the group of numbers |p1 - p2|, |p2 - p3... | Step 1: We need to find a permutation p of length n, such that the group of numbers |p1 - p2|, |p2 - p3|, ..., |pn - 1 - pn| has exactly k distinct elements.
Step 2: We can start by setting up a plan to find a permutation that satisfies the given condition.
Step 3: We might need to consider different cases and edge ... | 522f3a8445d1ac929789010ffd1f3eff04c3f913ebfc3489709b82df817f2f32_1_1 | 1c40eca411cf9ec4df90004fe05bd2fdd3811b6fe5ae2a22ff97d5611371891d |
Coding | codecontest | Write Python code to solve the task.
Permutation p is an ordered set of integers p1, p2, ..., pn, consisting of n distinct positive integers not larger than n. We'll denote as n the length of permutation p1, p2, ..., pn.
Your task is to find such permutation p of length n, that the group of numbers |p1 - p2|, |p2 - p3... | Step 1: We need to find a permutation of length n such that the group of differences between consecutive elements has exactly k distinct elements.
Step 2: We can start by understanding the relationship between the permutation and the differences between consecutive elements.
Step 3: Then we can try creating a permut... | 0151229e10ed1f5149c4d8f18477e90a14bc07014dc75acad0d1b223ff2b8cd1_1_1 | 1c40eca411cf9ec4df90004fe05bd2fdd3811b6fe5ae2a22ff97d5611371891d |
Coding | codecontest | Write Python code to solve the task.
Alexander is a well-known programmer. Today he decided to finally go out and play football, but with the first hit he left a dent on the new Rolls-Royce of the wealthy businessman Big Vova. Vladimir has recently opened a store on the popular online marketplace "Zmey-Gorynych", and o... | Step 1: To solve this problem, we need to find a sequence b such that the sequence c is lexicographically maximal, where c_i is the greatest common divisor of the first i elements of b.
Step 2: We can start by creating a function to find the greatest common divisor (GCD) of two numbers. We'll use this function to fin... | 5e0e5b8ff7a324f6429480dcd998d8475ae448460f920dafec16aa6d05582af4_1_1 | 8957f9f081c77c1956190f9629b030b84b434b090cb6c07522163c814339bbb9 |
Coding | codecontest | Write Python code to solve the task.
Alexander is a well-known programmer. Today he decided to finally go out and play football, but with the first hit he left a dent on the new Rolls-Royce of the wealthy businessman Big Vova. Vladimir has recently opened a store on the popular online marketplace "Zmey-Gorynych", and o... | Step 1: We need to rearrange the given sequence to form a sequence b such that the sequence of greatest common divisors c is lexicographically maximal.
Step 2: The key here is to use the elements of the sequence a to create a sequence b where the greatest common divisors are maximized.
Step 3: We can start by creati... | 03924da37cd70ffb66df0a90439d1b0e21349bb5960dc096cb716854ca0885b6_1_1 | 8957f9f081c77c1956190f9629b030b84b434b090cb6c07522163c814339bbb9 |
Coding | codecontest | Write Python code to solve the task.
Alexander is a well-known programmer. Today he decided to finally go out and play football, but with the first hit he left a dent on the new Rolls-Royce of the wealthy businessman Big Vova. Vladimir has recently opened a store on the popular online marketplace "Zmey-Gorynych", and o... | Step 1: We need to find a sequence b such that the sequence c (which is the GCD of b_i from 1 to i) is lexicographically maximal
Step 2: We can start by finding the largest number in the sequence a and placing it as the first element of b, since it will have the largest GCD values.
Step 3: Then we can find the GCD o... | 682100cdbaf0ae6ea740ff679d76b1800bf5c13dc7d3a0f43ecd19d8236b799f_1_1 | 8957f9f081c77c1956190f9629b030b84b434b090cb6c07522163c814339bbb9 |
Coding | codecontest | Write Python code to solve the task.
Let there be a function f(N) such that f(N) denotes number of zeroes at the end of N! (factorial of N).
For example, f(5) = 1 because 5! = 120.
You have to compute f(N) for given N.
Input format : Input begins with integer t ( 1 ≤ t ≤ 10000) denoting number of test cases. Then t... | Step 1: We need to calculate the number of trailing zeros in the factorial of a given number.
Step 2: Trailing zeros in the factorial of a number are caused by pairs of 2 and 5. We need to count the number of pairs of 2 and 5 in the factorial decomposition of the number.
Step 3: The number of pairs of 5 will always ... | 1175b6fdacd201fb7d511d36f8b0cd6f7bef978a5bb2b6571f46f1026bdb3a5b_1_1 | ec44d2a808ac19a578c5ff726ebef4bc9ad82f568a666aef5bab53a13c61b2bc |
Coding | codecontest | Write Python code to solve the task.
Let there be a function f(N) such that f(N) denotes number of zeroes at the end of N! (factorial of N).
For example, f(5) = 1 because 5! = 120.
You have to compute f(N) for given N.
Input format : Input begins with integer t ( 1 ≤ t ≤ 10000) denoting number of test cases. Then t... | Step 1: To solve this problem, we need to calculate the number of trailing zeroes in the factorial of a given number.
Step 2: We can do this by calculating the prime factorization of the number and then counting the number of times 5 appears in the factorization.
Step 3: Let's create a plan to implement the solution... | 4949079d365ffdf12599a73c4e58c941de65edcb9a15dd886719aae0ea3a7a2b_1_1 | ec44d2a808ac19a578c5ff726ebef4bc9ad82f568a666aef5bab53a13c61b2bc |
Coding | codecontest | Write Python code to solve the task.
Let there be a function f(N) such that f(N) denotes number of zeroes at the end of N! (factorial of N).
For example, f(5) = 1 because 5! = 120.
You have to compute f(N) for given N.
Input format : Input begins with integer t ( 1 ≤ t ≤ 10000) denoting number of test cases. Then t... | Step 1: To solve this problem, we need to calculate the number of trailing zeros in the factorial of a given number.
Step 2: We can do this by dividing the number by increasing powers of 5 and summing up the quotients.
Step 3: We should write a function to calculate the number of trailing zeros in the factorial of a... | 72c4af5f6d2362838ef5209a8cbc7efeac2f34f951793d9573fa5b9c8fcc1fec_1_1 | ec44d2a808ac19a578c5ff726ebef4bc9ad82f568a666aef5bab53a13c61b2bc |
Coding | codecontest | Write Python code to solve the task.
On a strip of land of length n there are k air conditioners: the i-th air conditioner is placed in cell a_i (1 ≤ a_i ≤ n). Two or more air conditioners cannot be placed in the same cell (i.e. all a_i are distinct).
Each air conditioner is characterized by one parameter: temperature... | Step 1: We need to calculate the temperature in each cell based on the positions and temperatures of the air conditioners.
Step 2: Since we have q test cases, it would be best to create a function that calculates the temperature of the cells for each test case, then call the function for each test case.
Step 3: We a... | 2359b6d58bbb1572adbd1d6fc9da2915249431ff1d5c5c035698fa5da941aa40_1_1 | 71e6ee2ed9c2f17862894ad748e2dd21f6ba4c6b34b2db5db01ca56657463ea8 |
Coding | codecontest | Write Python code to solve the task.
On a strip of land of length n there are k air conditioners: the i-th air conditioner is placed in cell a_i (1 ≤ a_i ≤ n). Two or more air conditioners cannot be placed in the same cell (i.e. all a_i are distinct).
Each air conditioner is characterized by one parameter: temperature... | Step 1: We need to calculate the temperature for each cell based on the given air conditioner positions and temperatures.
Step 2: The temperature is defined as the minimum among the temperatures of air conditioners, increased by the distance from it to the cell i.
Step 3: We can start by creating a function to calcu... | 4e344d47c14f2ea4d323397cab5c38572b1cb5f130eace51537b5bb0fe39bc99_1_1 | 71e6ee2ed9c2f17862894ad748e2dd21f6ba4c6b34b2db5db01ca56657463ea8 |
Coding | codecontest | Write Python code to solve the task.
On a strip of land of length n there are k air conditioners: the i-th air conditioner is placed in cell a_i (1 ≤ a_i ≤ n). Two or more air conditioners cannot be placed in the same cell (i.e. all a_i are distinct).
Each air conditioner is characterized by one parameter: temperature... | Step 1: To solve this problem, we need to calculate the temperature in each cell of the strip. This requires finding the minimum temperature and distance for each cell using the given formula.
Step 2: We should create a function to calculate the temperature in a cell based on the given parameters.
Step 3: Then, we c... | f115b2b1384990b9857aa74fddf8b49cb5f683639b57e959ad3d9c5a5a0a2720_1_1 | 71e6ee2ed9c2f17862894ad748e2dd21f6ba4c6b34b2db5db01ca56657463ea8 |
Coding | codecontest | Write Python code to solve the task.
One day Bob got a letter in an envelope. Bob knows that when Berland's post officers send a letter directly from city «A» to city «B», they stamp it with «A B», or «B A». Unfortunately, often it is impossible to send a letter directly from the city of the sender to the city of the r... | Step 1: To solve this problem, we need to identify the endpoints of the route and the intermediate cities it passes through.
Step 2: We can create a graph representation of the route using the given stamps and then find one of the possible routes.
Step 3: The graph can be represented as an adjacency list where each ... | 1a1a111d36ae7ad394a03777344c86f945e7ca157225983707f642bfd9bffa9a_1_1 | 2fd42f3e892441fe03ff092f5b331ce37be5bb66ff25596f8072a1e73f2d158b |
Coding | codecontest | Write Python code to solve the task.
One day Bob got a letter in an envelope. Bob knows that when Berland's post officers send a letter directly from city «A» to city «B», they stamp it with «A B», or «B A». Unfortunately, often it is impossible to send a letter directly from the city of the sender to the city of the r... | Step 1: To find one of the possible routes of the letter, we can use graph theory and traversal algorithms to determine the order of cities.
Step 2: We can represent the stamps as a graph where each city is a node and the stamps are edges between the cities.
Step 3: We can then use a depth-first search (DFS) algorit... | d5a11ba0bc89fd691b561348c51f6507f1e8e692fcf3c7cefafce24ab00d034b_1_1 | 2fd42f3e892441fe03ff092f5b331ce37be5bb66ff25596f8072a1e73f2d158b |
Coding | codecontest | Write Python code to solve the task.
One day Bob got a letter in an envelope. Bob knows that when Berland's post officers send a letter directly from city «A» to city «B», they stamp it with «A B», or «B A». Unfortunately, often it is impossible to send a letter directly from the city of the sender to the city of the r... | Step 1: We need to find one of the possible routes of the letter based on the stamps on the envelope.
Step 2: The stamps represent the cities between which the letter was sent.
Step 3: We can use the stamps to construct the route of the letter and output the city indexes in the route.
Step 4: To do this, we can cre... | c5e16df037e4532480bc75fc76a3f98c8393443841c12e069cf2e0c2570f6c7b_1_1 | 2fd42f3e892441fe03ff092f5b331ce37be5bb66ff25596f8072a1e73f2d158b |
Coding | codecontest | Write Python code to solve the task.
Iahub helps his grandfather at the farm. Today he must milk the cows. There are n cows sitting in a row, numbered from 1 to n from left to right. Each cow is either facing to the left or facing to the right. When Iahub milks a cow, all the cows that see the current cow get scared an... | Step 1: We need to find the minimum amount of milk lost when milking the cows in a certain order.
Step 2: We can consider the order in which we milk the cows and see which cows get scared and lose milk based on their orientation (facing left or right).
Step 3: We should also consider the interactions between the cow... | 17c54e1d47ab197b7ab5013eec322d0713e57df78f93b8d73f5e98da31f8da20_1_1 | b599beaf10703b495e3171c7ac0a75f520921c8560899cfe969c50e5bd5d97b4 |
Coding | codecontest | Write Python code to solve the task.
Iahub helps his grandfather at the farm. Today he must milk the cows. There are n cows sitting in a row, numbered from 1 to n from left to right. Each cow is either facing to the left or facing to the right. When Iahub milks a cow, all the cows that see the current cow get scared an... | Step 1: We need to minimize the amount of milk lost by milking the cows in a certain order.
Step 2: We can start by identifying the conditions under which a cow loses milk based on its direction.
Step 3: Then we can determine an optimal order in which to milk the cows to minimize milk loss.
Step 4: We also need to ... | 70f8f5b6dad0ac6e5c96ace4b9ea1d12d5fd9c45225ca731b5142b297ed247d6_1_1 | b599beaf10703b495e3171c7ac0a75f520921c8560899cfe969c50e5bd5d97b4 |
Coding | codecontest | Write Python code to solve the task.
Iahub helps his grandfather at the farm. Today he must milk the cows. There are n cows sitting in a row, numbered from 1 to n from left to right. Each cow is either facing to the left or facing to the right. When Iahub milks a cow, all the cows that see the current cow get scared an... | Step 1: To minimize the amount of milk lost, we need to consider the order in which the cows are milked.
Step 2: We can start by identifying which cows lose milk when a specific cow is milked.
Step 3: Then we can calculate the amount of milk lost for each cow based on the order in which they are milked.
Step 4: We ... | e727257914dbd6fb598d33a0fe51dd8922e78357c0959a1bc197cd93f01c2740_1_1 | b599beaf10703b495e3171c7ac0a75f520921c8560899cfe969c50e5bd5d97b4 |
Coding | codecontest | Write Python code to solve the task.
Vasily has a number a, which he wants to turn into a number b. For this purpose, he can do two types of operations:
* multiply the current number by 2 (that is, replace the number x by 2·x);
* append the digit 1 to the right of current number (that is, replace the number x by ... | Step 1: We need to find a way to transform the number a into the number b using only the given operations.
Step 2: We can start by analyzing the possible ways to transform the number a into the number b.
Step 3: We should consider that we can either multiply the current number by 2 or append the digit 1 to the right... | a914616ba5ed7f1ccda2bd8ad7295af27841affde98413f86912347f79e3a233_1_1 | c809080627d7ef48949db7222456de30cd5de63df9f976d9b17b00c48f78b28d |
Coding | codecontest | Write Python code to solve the task.
Vasily has a number a, which he wants to turn into a number b. For this purpose, he can do two types of operations:
* multiply the current number by 2 (that is, replace the number x by 2·x);
* append the digit 1 to the right of current number (that is, replace the number x by ... | Step 1: We need to find a way to transform the number a into the number b using only the specified operations.
Step 2: We can start by identifying the logic for reaching the number b from number a using the allowed operations.
Step 3: We should also consider potential edge cases, such as if it is not possible to rea... | 2034133aad17a4704be0f0f0991eed58b337a6442b466d9ea552a11555b1d7b1_1_1 | c809080627d7ef48949db7222456de30cd5de63df9f976d9b17b00c48f78b28d |
Coding | codecontest | Write Python code to solve the task.
Vasily has a number a, which he wants to turn into a number b. For this purpose, he can do two types of operations:
* multiply the current number by 2 (that is, replace the number x by 2·x);
* append the digit 1 to the right of current number (that is, replace the number x by ... | Step 1: We need to find a way to transform the number a into the number b by using only the given operations.
Step 2: We can start by evaluating if it's possible to transform a into b by checking the conditions.
Step 3: If it's possible, we need to find a transformation sequence to achieve the transformation.
Step 4... | e0a7447c76db92e15d8be7d1edf70cecbe4cc0d6cff9f4653e12064c52a8589b_1_1 | c809080627d7ef48949db7222456de30cd5de63df9f976d9b17b00c48f78b28d |
Coding | codecontest | Write Python code to solve the task.
Some terrorist attacks on Indian border. Now Indian Army have to send his soldiers to fight against terrorist. There are total N soldiers in the camp. Every soldier has a skill denoted by a single character lies between A-Z (all skills are in CAPITAL LETTERS). Now commander gave ord... | Step 1: We need to find the maximum number of soldiers with different skills in a segment of the row.
Step 2: We can start by iterating through the row and keeping track of the soldiers with different skills.
Step 3: We should use a sliding window approach to keep track of the segment with the maximum number of sold... | 2d7f6f34d1ad10d3b100804ae2ec0e37daa181c302bdb9b4bb98697242cac8d0_1_1 | 74993c50d5cf09a455efbd0968f47b6bc5cc9ce29c1c458312eaeb789b574072 |
Coding | codecontest | Write Python code to solve the task.
Some terrorist attacks on Indian border. Now Indian Army have to send his soldiers to fight against terrorist. There are total N soldiers in the camp. Every soldier has a skill denoted by a single character lies between A-Z (all skills are in CAPITAL LETTERS). Now commander gave ord... | Step 1: We need to find the maximum length of a segment of soldiers with unique skills.
Step 2: One approach is to iterate through the soldiers and keep track of the unique skills and their positions.
Step 3: We can use a dictionary to store the skill and its last position seen.
Step 4: As we iterate through the so... | 192ee71146058e8f791b78546dc3f45bf02e4b1b79c39965a55240865341d521_1_1 | 74993c50d5cf09a455efbd0968f47b6bc5cc9ce29c1c458312eaeb789b574072 |
Coding | codecontest | Write Python code to solve the task.
Some terrorist attacks on Indian border. Now Indian Army have to send his soldiers to fight against terrorist. There are total N soldiers in the camp. Every soldier has a skill denoted by a single character lies between A-Z (all skills are in CAPITAL LETTERS). Now commander gave ord... | Step 1: To solve this problem, we need to find the longest substring of unique characters in each test case.
Step 2: We can use a sliding window approach to iterate through the string and keep track of the longest substring encountered so far.
Step 3: We also need to consider the constraints of the input and ensure ... | 80db0c1ac024aca2a8d1e946b8805461264f9d8b9e5f6c783498255195441317_1_1 | 74993c50d5cf09a455efbd0968f47b6bc5cc9ce29c1c458312eaeb789b574072 |
Coding | codecontest | Write Python code to solve the task.
Madeline has an array a of n integers. A pair (u, v) of integers forms an inversion in a if:
* 1 ≤ u < v ≤ n.
* a_u > a_v.
Madeline recently found a magical paper, which allows her to write two indices u and v and swap the values a_u and a_v. Being bored, she decided to wr... | Step 1: We need to manipulate the array by swapping elements to form inversions that will ultimately sort the array in non-decreasing order.
Step 2: The key point is to find the pairs of indices that form inversions in the array.
Step 3: We can start by determining the inversions in the array and then construct the ... | ba3cc70f0b5de66ce8c8c3a1463190d69f8d3a2f7cebf4974d5d6d8cad6c006b_1_1 | 02b41879c0fc4dff1db90ff57ced6a910a3fa6c28662a311a722c842d7a515ef |
Coding | codecontest | Write Python code to solve the task.
Madeline has an array a of n integers. A pair (u, v) of integers forms an inversion in a if:
* 1 ≤ u < v ≤ n.
* a_u > a_v.
Madeline recently found a magical paper, which allows her to write two indices u and v and swap the values a_u and a_v. Being bored, she decided to wr... | Step 1: We need to find a list of pairs of indices that form inversions in the given array, such that by swapping the values at these indices in the given order, the array becomes sorted.
Step 2: We can start by creating a function to find inversions in the array and then work on constructing the list of pairs that s... | b52923ab5abe2ab42ddce564bac8bbc8d55387a87037ac265d87f6e33a7a8593_1_1 | 02b41879c0fc4dff1db90ff57ced6a910a3fa6c28662a311a722c842d7a515ef |
Coding | codecontest | Write Python code to solve the task.
Madeline has an array a of n integers. A pair (u, v) of integers forms an inversion in a if:
* 1 ≤ u < v ≤ n.
* a_u > a_v.
Madeline recently found a magical paper, which allows her to write two indices u and v and swap the values a_u and a_v. Being bored, she decided to wr... | Step 1: We need to determine if it's possible to create a list of pairs of indices such that swapping the values at those indices will eventually result in a sorted array.
Step 2: One way to approach this problem is to work backward: if the array is sorted in non-decreasing order, there will be no inversions and thus... | 80314ef70a55b2fe70887d3d2dcc4af0e145ff7bb7175bbb958c2bfd2c96ea17_1_1 | 02b41879c0fc4dff1db90ff57ced6a910a3fa6c28662a311a722c842d7a515ef |
Coding | codecontest | Write Python code to solve the task.
Jamie loves sleeping. One day, he decides that he needs to wake up at exactly hh: mm. However, he hates waking up, so he wants to make waking up less painful by setting the alarm at a lucky time. He will then press the snooze button every x minutes until hh: mm is reached, and only ... | Step 1: We need to find the smallest number of times Jamie needs to press the snooze button to reach a lucky time.
Step 2: We can start by writing a function to check if a given time is lucky, i.e., contains the digit '7'.
Step 3: Then, we can calculate the time x*y minutes before the wake-up time and check if it's ... | f26876c2fe41a87ff410ea11e332b671a4f1b73c7bc56ec86b4c9195ee1ad2f8_1_1 | af7275a712da7408f015d13da70553e9e7a15f72934342eadc184e1fa0db658c |
Coding | codecontest | Write Python code to solve the task.
Jamie loves sleeping. One day, he decides that he needs to wake up at exactly hh: mm. However, he hates waking up, so he wants to make waking up less painful by setting the alarm at a lucky time. He will then press the snooze button every x minutes until hh: mm is reached, and only ... | Step 1: To solve this problem, we need to calculate the next lucky time before the wake-up time, taking into account the snooze button interval.
Step 2: We can calculate the time difference in minutes between the current time and the next lucky time, and then divide it by the snooze interval to find the number of tim... | dd47f312eaf63229089bad7b79958a81595772050c273c6b04709eff27a5845d_1_1 | af7275a712da7408f015d13da70553e9e7a15f72934342eadc184e1fa0db658c |
Coding | codecontest | Write Python code to solve the task.
Jamie loves sleeping. One day, he decides that he needs to wake up at exactly hh: mm. However, he hates waking up, so he wants to make waking up less painful by setting the alarm at a lucky time. He will then press the snooze button every x minutes until hh: mm is reached, and only ... | Step 1: To solve this problem, we need to determine the number of times Jamie needs to press the snooze button before reaching the lucky time hh:mm.
Step 2: We will calculate the time x minutes before hh:mm and check if it contains the digit '7'.
Step 3: We can start by calculating the time x minutes before hh:mm, t... | de37e2bdb8f38fea391da9a0b60bfa7953bd01af86d74757f7cacc55322a2529_1_1 | af7275a712da7408f015d13da70553e9e7a15f72934342eadc184e1fa0db658c |
Coding | codecontest | Write Python code to solve the task.
Prateek wants to give a party to his N friends on his birthday, where each friend is numbered from 1 to N. His friends are asking for a gift to come to the party, instead of giving him one. The cost of the gifts are given in the array Value where i^th friend asks for a gift which h... | Step 1: We need to find a subarray of costs that equals the given amount of money X.
Step 2: To solve the problem, we can use a sliding window approach while considering the cumulative sum of costs.
Step 3: We should start by creating a function to check if there is a subarray that equals the given amount of money X... | 477780d2bddf23bde6bd5b7c0b485862f408621895bf83971b3c46fb48bca3f7_1_1 | a926809854767c69d480cb294a16b91bd123e5860c482a2bac3cb7563a300a87 |
Coding | codecontest | Write Python code to solve the task.
Prateek wants to give a party to his N friends on his birthday, where each friend is numbered from 1 to N. His friends are asking for a gift to come to the party, instead of giving him one. The cost of the gifts are given in the array Value where i^th friend asks for a gift which h... | Step 1: We need to check if there is a continuous range of friends whose gifts' cost adds up to X.
Step 2: We can use a two-pointer technique where we maintain a left and right pointer to track the continuous range of friends.
Step 3: At each step, we would calculate the sum of the range and adjust the pointers acco... | 6bc0e51c75272fa720922d6632faa015b7beeeb0bf6d7cd4b19cf8791a79c5b4_1_1 | a926809854767c69d480cb294a16b91bd123e5860c482a2bac3cb7563a300a87 |
Coding | codecontest | Write Python code to solve the task.
Prateek wants to give a party to his N friends on his birthday, where each friend is numbered from 1 to N. His friends are asking for a gift to come to the party, instead of giving him one. The cost of the gifts are given in the array Value where i^th friend asks for a gift which h... | Step 1: We need to find a contiguous range of friends whose gifts cost exactly X amount of money.
Step 2: We can use a two-pointer approach to find the range of friends and calculate the sum of their gifts to see if it equals X.
Step 3: We need to consider multiple test cases, so we should create a function to solve... | c080f51cc1a99c57a03a99a85a2e227c36921570d35c1c9596966b5e1f877c71_1_1 | a926809854767c69d480cb294a16b91bd123e5860c482a2bac3cb7563a300a87 |
Coding | codecontest | Write Python code to solve the task.
Eugeny loves listening to music. He has n songs in his play list. We know that song number i has the duration of ti minutes. Eugeny listens to each song, perhaps more than once. He listens to song number i ci times. Eugeny's play list is organized as follows: first song number 1 pla... | Step 1: We need to calculate the number of the song that was playing during each moment of time written out by Eugeny.
Step 2: The played songs are represented as c1 times for song number 1, c2 times for song number 2, and so on.
Step 3: We also need to consider the total duration of the playlist and the moments of ... | ee61655b89b282877d40d09fa552438586fce3831649fee212e549de5de73c1d_1_1 | 0c0247034db9234b9989aa0d815715bf08d82202287ce65bcbb560f8d60a888d |
Coding | codecontest | Write Python code to solve the task.
Eugeny loves listening to music. He has n songs in his play list. We know that song number i has the duration of ti minutes. Eugeny listens to each song, perhaps more than once. He listens to song number i ci times. Eugeny's play list is organized as follows: first song number 1 pla... | Step 1: We need to keep track of the current song that is playing when Eugeny's song reaches a particular time.
Step 2: We can start by creating a function to determine the song playing at a given time based on his play list.
Step 3: Then we can iterate through the moments Eugeny has written out and find the corresp... | c5a4cc0d2f80797b9b1e17bc5013d6f6310e4a68e1e41e0c96a699f3ea3b7cf2_1_1 | 0c0247034db9234b9989aa0d815715bf08d82202287ce65bcbb560f8d60a888d |
Coding | codecontest | Write Python code to solve the task.
Eugeny loves listening to music. He has n songs in his play list. We know that song number i has the duration of ti minutes. Eugeny listens to each song, perhaps more than once. He listens to song number i ci times. Eugeny's play list is organized as follows: first song number 1 pla... | Step 1: We need to calculate the song that is playing at each moment of time after Eugeny started listening to the playlist.
Step 2: We can start by storing the running time for each song in the playlist until a given moment of time.
Step 3: Then we can iterate through the moments of time and determine the song play... | 5f45c266dae69fbece2ac7e96d4613ea64994253b1cc8337ef7b72e7bd352eaa_1_1 | 0c0247034db9234b9989aa0d815715bf08d82202287ce65bcbb560f8d60a888d |
Coding | codecontest | Write Python code to solve the task.
Given a positive integer n, find k integers (not necessary distinct) such that all these integers are strictly greater than 1, and their product is equal to n.
Input
The first line contains two integers n and k (2 ≤ n ≤ 100000, 1 ≤ k ≤ 20).
Output
If it's impossible to find the ... | Step 1: We need to find k integers that multiply to give n.
Step 2: We should start by finding the prime factorization of n and then use these factors to form k numbers that multiply to give n.
Step 3: If the number of prime factors is less than k, it is impossible to find the representation of n as a product of k n... | 27b6d6cfba7f6367b0964f2d6e2da69044d1cc912ac98506e8b6c97e65a1ee1e_1_1 | 78e2c94f1afdea2f0f6ff42d656eb2bc88f42729b644288226d5ab170da0748a |
Coding | codecontest | Write Python code to solve the task.
Given a positive integer n, find k integers (not necessary distinct) such that all these integers are strictly greater than 1, and their product is equal to n.
Input
The first line contains two integers n and k (2 ≤ n ≤ 100000, 1 ≤ k ≤ 20).
Output
If it's impossible to find the ... | Step 1: We need to find k integers that are greater than 1 and their product is equal to n.
Step 2: If the product of the k integers cannot equal n, we should return -1.
Step 3: We can approach this problem by finding the prime factorization of n and attempting to distribute the prime factors among k integers.
Step ... | 917a0fb4931739ff07a21adef2bd1a2e04709870f697320c35f34bc39fafe37b_1_1 | 78e2c94f1afdea2f0f6ff42d656eb2bc88f42729b644288226d5ab170da0748a |
Coding | codecontest | Write Python code to solve the task.
Given a positive integer n, find k integers (not necessary distinct) such that all these integers are strictly greater than 1, and their product is equal to n.
Input
The first line contains two integers n and k (2 ≤ n ≤ 100000, 1 ≤ k ≤ 20).
Output
If it's impossible to find the ... | Step 1: We need to find k integers whose product is equal to n.
Step 2: We can start by finding the prime factorization of n and then use those factors to form the k integers.
Step 3: If the count of prime factors is less than k, it is impossible to find the representation of n as a product of k numbers.
Step 4: If... | 60fd1230ea5b652433c35358c2df4c26059a92c2d2acd6f2b5eb5a2e290893f2_1_1 | 78e2c94f1afdea2f0f6ff42d656eb2bc88f42729b644288226d5ab170da0748a |
Coding | codecontest | Write Python code to solve the task.
It is the middle of 2018 and Maria Stepanovna, who lives outside Krasnokamensk (a town in Zabaikalsky region), wants to rent three displays to highlight an important problem.
There are n displays placed along a road, and the i-th of them can display a text with font size s_i only. ... | Step 1: To solve this problem, we need to find the smallest total rent cost of three displays with indices i < j < k such that s_i < s_j < s_k.
Step 2: We can iterate through the font sizes and rent costs to find all triples of displays that satisfy the criteria.
Step 3: Then we can find the minimum total rent cost ... | c3a7f82f65b4d130229a75daa3da86a13146c5ac3745f8174f5a8e9d6adafa11_1_1 | 720b94a29e3d83e95f4f5f729896f306b7b1a185c7c45cdb938100699ee67619 |
Coding | codecontest | Write Python code to solve the task.
It is the middle of 2018 and Maria Stepanovna, who lives outside Krasnokamensk (a town in Zabaikalsky region), wants to rent three displays to highlight an important problem.
There are n displays placed along a road, and the i-th of them can display a text with font size s_i only. ... | Step 1: We need to find the smallest total rent cost for three displays that satisfy the condition s_i < s_j < s_k.
Step 2: We can start by sorting the font sizes and then iterate through the sorted list to find the minimum total rent cost that satisfies the condition.
Step 3: We should also account for cases where ... | 1fc04a38fa3ea1511d86cdf9b086d8e7b663d349aca6917b992340d8ce17c479_1_1 | 720b94a29e3d83e95f4f5f729896f306b7b1a185c7c45cdb938100699ee67619 |
Coding | codecontest | Write Python code to solve the task.
It is the middle of 2018 and Maria Stepanovna, who lives outside Krasnokamensk (a town in Zabaikalsky region), wants to rent three displays to highlight an important problem.
There are n displays placed along a road, and the i-th of them can display a text with font size s_i only. ... | Step 1: We need to find the minimum total rent cost of three displays that satisfy the criteria s_i < s_j < s_k.
Step 2: We can start by creating a function to find the smallest total rent cost of three displays that meet the criteria.
Step 3: Then we can iterate through the displays, finding the combinations of thr... | 8f26e3cb75fd69fdb34a923942e9ffcac075174c3e83ab679b1d56b882abc618_1_1 | 720b94a29e3d83e95f4f5f729896f306b7b1a185c7c45cdb938100699ee67619 |
Coding | codecontest | Write Python code to solve the task.
Once Algorithm guru gave a simple problem to his students.He gave a list of n integers say, A={a1,a2,a3...an} and another integer, x representing the expected sum.
He said students to select numbers from array list(0 or more numbers) such that the sum of these numbers is as close as... | Step 1: We need to find a way to select numbers from the given list that sum up to a value as close as possible to the expected sum x without exceeding it.
Step 2: This problem can be solved using dynamic programming to find the maximum sum that can be obtained without exceeding x for each possible sum value up to x.... | 97b75dc6d516c3a0de45794349815117cb91e49244bb968a970533b721f3528d_1_1 | 40ce006101b8c41ee92fc5d47ba9c1cafddd12dbfd92cfb9b1aed0d542f7f5d3 |
Coding | codecontest | Write Python code to solve the task.
Once Algorithm guru gave a simple problem to his students.He gave a list of n integers say, A={a1,a2,a3...an} and another integer, x representing the expected sum.
He said students to select numbers from array list(0 or more numbers) such that the sum of these numbers is as close as... | Step 1: We need to find a way to select numbers from the given list such that the sum is as close as possible but not exceeding the expected sum x.
Step 2: We can approach this problem using dynamic programming to keep track of the maximum sum possible for each value less than or equal to x.
Step 3: If we select a n... | 4151bf0fbb209f7ac2b1ef5a4e266224741f59d41adab694708a0828f2eb7680_1_1 | 40ce006101b8c41ee92fc5d47ba9c1cafddd12dbfd92cfb9b1aed0d542f7f5d3 |
Coding | codecontest | Write Python code to solve the task.
Once Algorithm guru gave a simple problem to his students.He gave a list of n integers say, A={a1,a2,a3...an} and another integer, x representing the expected sum.
He said students to select numbers from array list(0 or more numbers) such that the sum of these numbers is as close as... | Step 1: We need to find a subset of the given list of integers such that the sum of the subset is as close as possible to the expected sum but not exceeding it.
Step 2: This sounds like a classic knapsack problem where we need to find the maximum sum but it should not exceed a given target sum.
Step 3: We can use dy... | c1066b9a3a732282c299a09a1a3918f64590f25595a82439ffceb62b85bceaa7_1_1 | 40ce006101b8c41ee92fc5d47ba9c1cafddd12dbfd92cfb9b1aed0d542f7f5d3 |
Coding | codecontest | Write Python code to solve the task.
Create a program that inputs the vertex information of two polygons inscribed in one circle and outputs the magnitude relationship of their areas.
Assume that each vertex of the X-side is numbered counterclockwise from 1 to X (the figure shows an example when X = 4). However, the g... | Step 1: We need to calculate the area of the polygons inscribed in a circle and compare their magnitudes.
Step 2: To calculate the area of a polygon inscribed in a circle, we can use the formula: area = 0.5 * r^2 * sin(2*pi/n)
Step 3: We need to read the input data and handle each dataset separately.
Step 4: For ea... | 0d52fdce3bc52d4e091e5f4f9ce9d61e4dcf56e2d6168f5f0c0c2ad9289428eb_1_1 | 78de8f57e91bcf9c1e8884ca667627814ba09bc85cb1a426978dad757946f679 |
Coding | codecontest | Write Python code to solve the task.
Create a program that inputs the vertex information of two polygons inscribed in one circle and outputs the magnitude relationship of their areas.
Assume that each vertex of the X-side is numbered counterclockwise from 1 to X (the figure shows an example when X = 4). However, the g... | Step 1: We need to calculate the areas of the two polygons based on the given vertex information and compare their magnitudes.
Step 2: To calculate the area of a polygon inscribed in a circle, we can use the formula A = 0.5 * r^2 * sin(2 * pi / n), where r is the radius of the circle and n is the number of vertices.
... | d238ad576c36655d5b7f301166793f156412b7d54c796aaf456ce054f6cbc5d4_1_1 | 78de8f57e91bcf9c1e8884ca667627814ba09bc85cb1a426978dad757946f679 |
Coding | codecontest | Write Python code to solve the task.
Create a program that inputs the vertex information of two polygons inscribed in one circle and outputs the magnitude relationship of their areas.
Assume that each vertex of the X-side is numbered counterclockwise from 1 to X (the figure shows an example when X = 4). However, the g... | Step 1: The problem requires calculating the area of two polygons inscribed in a circle and comparing their magnitudes.
Step 2: We can create a function that computes the area of a polygon given the vertex information and another function to compare the magnitude of the areas.
Step 3: To calculate the area, we can u... | ace48d59ffbb7b80601fe5200f77f30293f354eb777da241852ece97c552f629_1_1 | 78de8f57e91bcf9c1e8884ca667627814ba09bc85cb1a426978dad757946f679 |
Coding | codecontest | Write Python code to solve the task.
Ravi, a student of a primary class, is unable to understand the ranking system of his school.
The ranking system is as:
If two students of the class get equal marks, they are given the same rank but students with different marks are given the rank as the (number of students above h... | Step 1: We need to assign ranks to each student based on their marks in decreasing order.
Step 2: We can start by creating a function to assign ranks based on the marks of the students.
Step 3: We should also consider how to account for students with equal marks and assign them the same rank.
Step 4: Let's create a... | 9e81115fdf6e9c5e0417a2771957e96f5702f9e11af49cf4aaddb3d822ae00c2_1_1 | fa9dff95ade8e54eebf29e52ab3d64cf70c55d6272a6bb2af0add378e74704ac |
Coding | codecontest | Write Python code to solve the task.
Ravi, a student of a primary class, is unable to understand the ranking system of his school.
The ranking system is as:
If two students of the class get equal marks, they are given the same rank but students with different marks are given the rank as the (number of students above h... | Step 1: We need to rank the students based on their marks, giving the same rank for equal marks and different ranks for different marks.
Step 2: We should sort the marks in descending order and then assign ranks to the students based on the sorted marks and the number of students with higher marks.
Step 3: Let's cre... | 0ffd196ebd0182dffdfbd93a4880a88934b9dd121f92de1ae898db499e92e6c6_1_1 | fa9dff95ade8e54eebf29e52ab3d64cf70c55d6272a6bb2af0add378e74704ac |
Coding | codecontest | Write Python code to solve the task.
Ravi, a student of a primary class, is unable to understand the ranking system of his school.
The ranking system is as:
If two students of the class get equal marks, they are given the same rank but students with different marks are given the rank as the (number of students above h... | Step 1: We need to sort the students based on their marks and then assign ranks based on their position in the sorted array. Students with the same marks should be assigned the same rank.
Step 2: We can start by creating a function to assign ranks to the students based on their marks.
Step 3: Then we can iterate thr... | fe2c2fe7542348b6d3a27ffb87bbcf4701f938f8deeca83f3919cabe4f597665_1_1 | fa9dff95ade8e54eebf29e52ab3d64cf70c55d6272a6bb2af0add378e74704ac |
Coding | codecontest | Write Python code to solve the task.
Once upon a time there were several little pigs and several wolves on a two-dimensional grid of size n × m. Each cell in this grid was either empty, containing one little pig, or containing one wolf.
A little pig and a wolf are adjacent if the cells that they are located at share a... | Step 1: We need to find the maximum number of little pigs that may be eaten by the wolves.
Step 2: We can start by iterating through each cell in the grid and checking if there is a wolf adjacent to a little pig.
Step 3: For each little pig adjacent to a wolf, we can count it as a little pig that may be eaten by the... | 5b93f21c35b03cffc32c2258062d868a8351cfa1c0e2b6cdced4a3b54d35c498_1_1 | ccd41ef967a81d40288812c951c0163375b8345bec8ed9a7e01ae4b04f40b835 |
Coding | codecontest | Write Python code to solve the task.
Once upon a time there were several little pigs and several wolves on a two-dimensional grid of size n × m. Each cell in this grid was either empty, containing one little pig, or containing one wolf.
A little pig and a wolf are adjacent if the cells that they are located at share a... | Step 1: We need to find the maximum number of little pigs that may be eaten by the wolves.
Step 2: We can iterate through the grid and check each little pig if it has a wolf adjacent to it.
Step 3: If a little pig has a wolf adjacent to it, then it can be eaten by the wolf, and we can count it.
Step 4: We should al... | e02be381717e357984cf55c46e98e4b2fd41551fce2ca389fddebc5350fe98d5_1_1 | ccd41ef967a81d40288812c951c0163375b8345bec8ed9a7e01ae4b04f40b835 |
Coding | codecontest | Write Python code to solve the task.
Once upon a time there were several little pigs and several wolves on a two-dimensional grid of size n × m. Each cell in this grid was either empty, containing one little pig, or containing one wolf.
A little pig and a wolf are adjacent if the cells that they are located at share a... | Step 1: We need to find the maximum number of little pigs that may be eaten by the wolves in the grid.
Step 2: We can start by iterating through each cell in the grid and checking if it contains a wolf. If it does, we can then check the adjacent cells to see if there is a little pig that can be eaten.
Step 3: We als... | dc3edde3c93a81faf06f2137261b8c8b075c820306c6ee9b11295517d31ebed2_1_1 | ccd41ef967a81d40288812c951c0163375b8345bec8ed9a7e01ae4b04f40b835 |
Coding | codecontest | Write Python code to solve the task.
You are given a square matrix of size n. Rows are indexed 1 to n from top to
bottom and columns are indexed 1 to n
form left to right. Matrix consists of only '*' and '.'.
You need to check whether matrix is symmetric or not. if it is, check
it is symmetric about vertical axis or ho... | Step 1: We need to check if the given matrix is symmetric about the horizontal axis, vertical axis, or both.
Step 2: We can start by iterating through the matrix and checking for symmetry in each direction.
Step 3: We also need to consider the logic for checking both directions and determine the output accordingly.
... | 2524836d07b799777ffe17aaea512ae46de97d8bb86f4c35fc4852924af75cdc_1_1 | e329a2fd752fec1a9c8f245135665aee3554a37fdb833c91509503c780149f2b |
Coding | codecontest | Write Python code to solve the task.
You are given a square matrix of size n. Rows are indexed 1 to n from top to
bottom and columns are indexed 1 to n
form left to right. Matrix consists of only '*' and '.'.
You need to check whether matrix is symmetric or not. if it is, check
it is symmetric about vertical axis or ho... | Step 1: We need to check if the given matrix is symmetric about the horizontal axis, vertical axis, both axes, or not symmetric at all.
Step 2: To do this, we can create a function to check the symmetry about the horizontal axis, another function to check the symmetry about the vertical axis, and a third function to ... | 995e62b6ba48f01b933db068441e9b9fea48cd55cd27c2fa6b7a5504c71f9a95_1_1 | e329a2fd752fec1a9c8f245135665aee3554a37fdb833c91509503c780149f2b |
Coding | codecontest | Write Python code to solve the task.
You are given a square matrix of size n. Rows are indexed 1 to n from top to
bottom and columns are indexed 1 to n
form left to right. Matrix consists of only '*' and '.'.
You need to check whether matrix is symmetric or not. if it is, check
it is symmetric about vertical axis or ho... | Step 1: We need to check if the matrix is symmetric about the horizontal axis, the vertical axis, or both.
Step 2: To achieve this, we need to compare the rows and columns of the matrix to determine if it's symmetric.
Step 3: We can create a function to check for horizontal symmetry, vertical symmetry, or both.
Step... | 8b80ae070aaffdf0322069564ae77d5c3fea00908d7cd2e49c6bc0794ccbd401_1_1 | e329a2fd752fec1a9c8f245135665aee3554a37fdb833c91509503c780149f2b |
Coding | codecontest | Write Python code to solve the task.
You are given a bracket sequence s consisting of n opening '(' and closing ')' brackets.
A regular bracket sequence is a bracket sequence that can be transformed into a correct arithmetic expression by inserting characters '1' and '+' between the original characters of the sequence... | Step 1: We need to find the number of positions i such that if we change the type of the i-th bracket, the resulting sequence becomes regular.
Step 2: One approach is to iterate through the bracket sequence and for each position i, check if changing the type of the i-th bracket results in a regular bracket sequence.
... | d486fd22a242ec3029b8ece88f0b8c4efb9d32e758e978cb50c8209c1a491991_1_1 | 4cc90e5c4477f2c9dc1f2f7a190bd8b8c53c3a689705d34959bc7230b18d8b26 |
Coding | codecontest | Write Python code to solve the task.
You are given a bracket sequence s consisting of n opening '(' and closing ')' brackets.
A regular bracket sequence is a bracket sequence that can be transformed into a correct arithmetic expression by inserting characters '1' and '+' between the original characters of the sequence... | Step 1: We need to loop through the bracket sequence and count the number of positions where changing the type of the bracket would result in a regular bracket sequence.
Step 2: We should consider the logic for checking if the resulting sequence is regular and how changing the type of a bracket affects it.
Step 3: W... | a0013e0d39540bbefa0db32ade33c84546ae8ef54fd8d7de8f7d12fdca99b455_1_1 | 4cc90e5c4477f2c9dc1f2f7a190bd8b8c53c3a689705d34959bc7230b18d8b26 |
Coding | codecontest | Write Python code to solve the task.
You are given a bracket sequence s consisting of n opening '(' and closing ')' brackets.
A regular bracket sequence is a bracket sequence that can be transformed into a correct arithmetic expression by inserting characters '1' and '+' between the original characters of the sequence... | Step 1: We need to count the number of positions where changing the type of the bracket will result in a regular bracket sequence.
Step 2: We should consider the different scenarios where changing the type of the bracket can result in a regular sequence.
Step 3: We can iterate through the sequence and check if chang... | 02a250c0b8a4e533141d6abdf4fa4232f438100b2d1edde379ad0dbf62639ace_1_1 | 4cc90e5c4477f2c9dc1f2f7a190bd8b8c53c3a689705d34959bc7230b18d8b26 |
Coding | codecontest | Write Python code to solve the task.
Chandan is an extremely biased person, and he dislikes people who fail to solve all the problems in the interview he takes for hiring people. There are n people on a day who came to be interviewed by Chandan.
Chandan rates every candidate from 0 to 10. He has to output the total r... | Step 1: We need to calculate the total ratings of all the people who came for the interview, taking into account Chandan's frustration rule.
Step 2: We can start by reading the ratings of each candidate and storing them in a list.
Step 3: Then, we can iterate through the list of ratings, check for 0s, and remove the... | c803b06dc5f819451db2b95378e8754b95de4febe9cd53b9b967f24f4f2ce491_1_1 | e1de96759504b53f661ee2e13230f01bf3fbe99b782d2b1e4dcaa15370029df0 |
Coding | codecontest | Write Python code to solve the task.
Chandan is an extremely biased person, and he dislikes people who fail to solve all the problems in the interview he takes for hiring people. There are n people on a day who came to be interviewed by Chandan.
Chandan rates every candidate from 0 to 10. He has to output the total r... | Step 1: We need to calculate the total ratings of all the people who came in a day, but we also need to account for the removal of candidates who score a 0.
Step 2: We can iterate through the ratings and keep track of the total sum, but whenever we encounter a 0, we also need to remove the previous candidate if there... | 7756d3bceb08211043a8e104297d4a60fef6a51c392950aec792163ae1a019d0_1_1 | e1de96759504b53f661ee2e13230f01bf3fbe99b782d2b1e4dcaa15370029df0 |
Coding | codecontest | Write Python code to solve the task.
Chandan is an extremely biased person, and he dislikes people who fail to solve all the problems in the interview he takes for hiring people. There are n people on a day who came to be interviewed by Chandan.
Chandan rates every candidate from 0 to 10. He has to output the total r... | Step 1: We need to calculate the total ratings of all the people who came for an interview.
Step 2: However, if a person scores a 0, then we need to remove that person and the person who came before them. We should keep track of this logic while calculating the total ratings.
Step 3: We can iterate through the ratin... | 3c3b7de06c8e71595d7eb4773f858b5deee6550fe1838c55f80f981ccb631832_1_1 | e1de96759504b53f661ee2e13230f01bf3fbe99b782d2b1e4dcaa15370029df0 |
Coding | codecontest | Write Python code to solve the task.
Notes
Template in C
Constraints
* 1 ≤ n ≤ 100000
* 1 ≤ q ≤ 1000
* 1 ≤ timei ≤ 50000
* 1 ≤ length of namei ≤ 10
* 1 ≤ Sum of timei ≤ 1000000
Input
n q
name1 time1
name2 time2
...
namen timen
In the first line the number of processes n and the quantum q are given separated by a... | Step 1: We need to implement a Round-Robin scheduling algorithm to schedule the processes based on their given times and the quantum q.
Step 2: We can start by creating a function to implement the Round-Robin algorithm and schedule the processes.
Step 3: Then we can read the input, parse the data, and use the functi... | a95159bda65c27ecf2d3ac9581abef0ac1a8e26f253ce3edd2ebc891be5d4cab_1_1 | da6fc5dfbe689b42cb4e713d89826aebd89fb4758dee51bba3ce65a64a1a4a0d |
Coding | codecontest | Write Python code to solve the task.
Notes
Template in C
Constraints
* 1 ≤ n ≤ 100000
* 1 ≤ q ≤ 1000
* 1 ≤ timei ≤ 50000
* 1 ≤ length of namei ≤ 10
* 1 ≤ Sum of timei ≤ 1000000
Input
n q
name1 time1
name2 time2
...
namen timen
In the first line the number of processes n and the quantum q are given separated by a... | Step 1: We need to simulate a round-robin scheduling algorithm for the given processes.
Step 2: The quantum value represents the maximum amount of time a process can execute at a time before being interrupted.
Step 3: We need to keep track of the remaining time for each process and simulate the round-robin schedulin... | 7ce3b1e6adfe1cbb3ab2d1e3f26fdcebc900b4e0d551812f97e74128b15dc675_1_1 | da6fc5dfbe689b42cb4e713d89826aebd89fb4758dee51bba3ce65a64a1a4a0d |
Coding | codecontest | Write Python code to solve the task.
Notes
Template in C
Constraints
* 1 ≤ n ≤ 100000
* 1 ≤ q ≤ 1000
* 1 ≤ timei ≤ 50000
* 1 ≤ length of namei ≤ 10
* 1 ≤ Sum of timei ≤ 1000000
Input
n q
name1 time1
name2 time2
...
namen timen
In the first line the number of processes n and the quantum q are given separated by a... | Step 1: We need to simulate a round-robin scheduling algorithm to determine the order in which processes will be executed and at what time they will finish.
Step 2: We can start by creating a function to simulate the round-robin scheduling algorithm.
Step 3: Then we can use this function to iterate through the proce... | c5f8ffcd24187e98a59cee4e75d1b774fc80e81c2cf2e7afa6202ce94936898d_1_1 | da6fc5dfbe689b42cb4e713d89826aebd89fb4758dee51bba3ce65a64a1a4a0d |
Coding | codecontest | Write Python code to solve the task.
The "Bulls and Cows" game needs two people to play. The thinker thinks of a number and the guesser tries to guess it.
The thinker thinks of a four-digit number in the decimal system. All the digits in the number are different and the number may have a leading zero. It can't have mo... | Step 1: We need to determine the sought number based on the given experimental numbers, bulls, and cows.
Step 2: We can start by considering the logic for determining the sought number based on the given information.
Step 3: We should also consider edge cases such as not enough data and incorrect data replies.
Step ... | 0309f2bfab275cca2d0edf79cc95302628747c628d2ff24ec0dd94c7a88f851b_1_1 | cc45e65533d8e0bffe6a01db64192c0a5ff080b2b73e9975169b715891d4a7e1 |
Coding | codecontest | Write Python code to solve the task.
The "Bulls and Cows" game needs two people to play. The thinker thinks of a number and the guesser tries to guess it.
The thinker thinks of a four-digit number in the decimal system. All the digits in the number are different and the number may have a leading zero. It can't have mo... | Step 1: The guesser is trying to guess a four-digit number and receives feedback on the number of bulls and cows for each guess.
Step 2: We need to check if the given experimental numbers and the feedback received can be used to determine the sought number.
Step 3: We can create a function to generate all possible c... | 4889978ea5f1a4ab3b9d1d97bf7413f5d19ea01198aa0e1e980f77b9a3629a2a_1_1 | cc45e65533d8e0bffe6a01db64192c0a5ff080b2b73e9975169b715891d4a7e1 |
Coding | codecontest | Write Python code to solve the task.
The "Bulls and Cows" game needs two people to play. The thinker thinks of a number and the guesser tries to guess it.
The thinker thinks of a four-digit number in the decimal system. All the digits in the number are different and the number may have a leading zero. It can't have mo... | Step 1: We need to analyze the responses from the thinker to determine the possible number that the thinker thought of.
Step 2: We can start by creating a function to generate all possible combinations of four-digit numbers with unique digits.
Step 3: Then, we can use the experimental numbers and their corresponding... | 3c91b95abf632dd26445fed55f76967e1fc101ca883b147f97b0506ed73e59a3_1_1 | cc45e65533d8e0bffe6a01db64192c0a5ff080b2b73e9975169b715891d4a7e1 |
Coding | codecontest | Write Python code to solve the task.
Note that the memory limit is unusual.
You are given a multiset consisting of n integers. You have to process queries of two types:
* add integer k into the multiset;
* find the k-th order statistics in the multiset and remove it.
k-th order statistics in the multiset is ... | Step 1: We can represent the multiset using a list to maintain the elements in sorted order.
Step 2: We'll need to handle two types of queries: insert integer k and find/remove the k-th order statistics in the multiset.
Step 3: For insert query, we can directly add the integer to the list and sort the list to mainta... | 6e6ab6952b069a45217192050cb519fb8880aa1d04de3eff402f62daaa72baca_1_1 | 222cd7c8c91c9258cde219092dd98f1a6f287e62f1d337e0fb19f2401b9a6013 |
Coding | codecontest | Write Python code to solve the task.
Note that the memory limit is unusual.
You are given a multiset consisting of n integers. You have to process queries of two types:
* add integer k into the multiset;
* find the k-th order statistics in the multiset and remove it.
k-th order statistics in the multiset is ... | Step 1: We need to keep track of a multiset of integers and process queries to add or remove elements from the multiset.
Step 2: We can start by creating a function to insert an integer into the multiset and another function to find and remove the k-th order statistics from the multiset.
Step 3: We also need to keep... | dcffd5b27d95bd6d070cdcaa3819926bb60f207353d198e21cc7526a7131cab9_1_1 | 222cd7c8c91c9258cde219092dd98f1a6f287e62f1d337e0fb19f2401b9a6013 |
Coding | codecontest | Write Python code to solve the task.
Note that the memory limit is unusual.
You are given a multiset consisting of n integers. You have to process queries of two types:
* add integer k into the multiset;
* find the k-th order statistics in the multiset and remove it.
k-th order statistics in the multiset is ... | Step 1: We need to maintain a multiset of integers and process two types of queries: adding an integer to the multiset and finding and removing the k-th order statistic.
Step 2: We can start by creating functions to handle each type of query.
Step 3: We can also maintain the multiset as a list and perform sorting an... | f7191ed691c731b0b7f317092dbd6c2a81c1e93ef1ff59d7bbb0f0fdc2102e89_1_1 | 222cd7c8c91c9258cde219092dd98f1a6f287e62f1d337e0fb19f2401b9a6013 |
Coding | codecontest | Write Python code to solve the task.
Thumbelina has had an accident. She has found herself on a little island in the middle of a swamp and wants to get to the shore very much.
One can get to the shore only by hills that are situated along a straight line that connects the little island with the shore. Let us assume th... | Step 1: We need to determine which frog will bring Thumbelina to the shore with the fewest smashed mosquitoes.
Step 2: We can start by creating a function to calculate the number of smashed mosquitoes for a given frog's jump length.
Step 3: Then, we can iterate through each frog and calculate the number of smashed m... | a35ad3ae53722f29cc52a8eec9eb4f0325fd191f8c3212c2cb5b4df0843b1921_1_1 | 8b4405327a330317f36e1a2edd431591584843d05d3224a083712c2299e1608c |
Coding | codecontest | Write Python code to solve the task.
Thumbelina has had an accident. She has found herself on a little island in the middle of a swamp and wants to get to the shore very much.
One can get to the shore only by hills that are situated along a straight line that connects the little island with the shore. Let us assume th... | Step 1: We need to find the frog whose jump length will smash the least number of mosquitoes.
Step 2: We should start by calculating the number of mosquitoes smashed by each frog for each jump length.
Step 3: Then, we can find the frog whose jump length smashes the minimal number of mosquitoes.
Step 4: We should al... | 29dbc635cbaf646e2f7357e3c991d63de42eea97315d060e1c11269b56906c12_1_1 | 8b4405327a330317f36e1a2edd431591584843d05d3224a083712c2299e1608c |
Coding | codecontest | Write Python code to solve the task.
Thumbelina has had an accident. She has found herself on a little island in the middle of a swamp and wants to get to the shore very much.
One can get to the shore only by hills that are situated along a straight line that connects the little island with the shore. Let us assume th... | Step 1: We need to find the frogs that will smash the minimal number of mosquitoes.
Step 2: We can start by creating a function to calculate the number of mosquitoes smashed by a single frog based on their jump length and the positions of mosquitoes.
Step 3: Then we can iterate through all the frogs and find the on... | b209cb1a4ead194ecd13106e2a29fc40d20556d5110936d57a030b1cfaaea066_1_1 | 8b4405327a330317f36e1a2edd431591584843d05d3224a083712c2299e1608c |
Coding | codecontest | Write Python code to solve the task.
Puchi hates to carry luggage, but unfortunately he got a job to carry the luggage of his N friends in office. Each day, one of his N friends, gives him the luggage of a particular weight to carry. You will be given the weight of luggage of each friend in the array Weight, where Wei... | Step 1: To solve this problem, we need to iterate through each weight and for each weight, iterate through the remaining weights to count the number of future weights that are less than the current weight.
Step 2: We need to carefully consider the logic for comparing weights and counting the future weights that are l... | 7e7be267a2c9cced5cf29c1162d77c4e2b9c80149f2843371b8b10d1a5700403_1_1 | 86818f347fd78c202bb84536d04f6c95baf4354b6b0028f28423764aac5cd8ca |
Coding | codecontest | Write Python code to solve the task.
Puchi hates to carry luggage, but unfortunately he got a job to carry the luggage of his N friends in office. Each day, one of his N friends, gives him the luggage of a particular weight to carry. You will be given the weight of luggage of each friend in the array Weight, where Wei... | Step 1: We need to iterate through the array of luggage weights for each day and count the number of future weights that are smaller.
Step 2: We can create a function to count the number of future weights that are smaller than the current weight.
Step 3: Then we can call this function for each weight in the array fo... | c87230969bfd50f0d319599b43f09a87f6b47217ec9af9d774e576037e38d957_1_1 | 86818f347fd78c202bb84536d04f6c95baf4354b6b0028f28423764aac5cd8ca |
Coding | codecontest | Write Python code to solve the task.
Puchi hates to carry luggage, but unfortunately he got a job to carry the luggage of his N friends in office. Each day, one of his N friends, gives him the luggage of a particular weight to carry. You will be given the weight of luggage of each friend in the array Weight, where Wei... | Step 1: We need to calculate the number of future days when Puchi will have to carry luggage with weight less than the weight of the current day.
Step 2: We can start by creating a function to calculate the number of future days with smaller weights for a given day's weight.
Step 3: Then we can iterate through the w... | 4ef1a503957ef282159bd0ee8959fca7b51eecf6ddfd88b28e7a51342a3146d8_1_1 | 86818f347fd78c202bb84536d04f6c95baf4354b6b0028f28423764aac5cd8ca |
Coding | codecontest | Write Python code to solve the task.
The Head Chef has received his id from the Association of Byteland . He wants to know the numerical rank of his number among the numbers that can be formed by the exact same digits ( i.e. among numbers having same number of 0's , 1's ... 9's as his id ) . Note that id's can start w... | Step 1: To solve this problem, we need to find the numerical rank of a given number among the numbers that can be formed by the exact same digits.
Step 2: One approach is to generate all permutations of the digits and then find the rank of the given number among these permutations.
Step 3: We can start by creating a... | 235e85c8eeebdb5d450aef7d09bd94c9401155676e6b80356a8d7560307d6f44_1_1 | c13d6a48e981663b2f4a8aa96b26b0dff48a600e1f622d3a31fd5bd8a5368a44 |
Coding | codecontest | Write Python code to solve the task.
The Head Chef has received his id from the Association of Byteland . He wants to know the numerical rank of his number among the numbers that can be formed by the exact same digits ( i.e. among numbers having same number of 0's , 1's ... 9's as his id ) . Note that id's can start w... | Step 1: We need to generate all permutations of the digits in the given number and then find the rank of the original number among these permutations.
Step 2: We can use the itertools library in Python to generate all the permutations of the digits in the number.
Step 3: We can then compare the original number with ... | f49576f24bcb81c79386663b6ba1bb5c9c22a02a9d08a9759603c48a23aa0a6d_1_1 | c13d6a48e981663b2f4a8aa96b26b0dff48a600e1f622d3a31fd5bd8a5368a44 |
Coding | codecontest | Write Python code to solve the task.
The Head Chef has received his id from the Association of Byteland . He wants to know the numerical rank of his number among the numbers that can be formed by the exact same digits ( i.e. among numbers having same number of 0's , 1's ... 9's as his id ) . Note that id's can start w... | Step 1: To solve this problem, we need to find the rank of a given number among all the numbers that can be formed using the same digits.
Step 2: One approach to solve this problem involves generating all permutations of the given number and then finding the rank of the input number among these permutations.
Step 3: ... | 9103952815158994615713f4295a59a7a2943f5fb46533a28b93dde3ba41d38c_1_1 | c13d6a48e981663b2f4a8aa96b26b0dff48a600e1f622d3a31fd5bd8a5368a44 |
Coding | codecontest | Write Python code to solve the task.
The Smart Beaver from ABBYY came up with another splendid problem for the ABBYY Cup participants! This time the Beaver invites the contest participants to check out a problem on sorting documents by their subjects. Let's describe the problem:
You've got some training set of documen... | Step 1: We need to read the document identifier and text of the document, and then determine the subject of the document based on its content.
Step 2: We should create a method to process the document by reading the text and analyzing it to determine the subject.
Step 3: Then we can use this method to determine the ... | 93bf01ec29ab47ce7b7f0f2ad2513afa2f2946de2060360fb39e7241aee17540_1_1 | 779904794c44cd4895fbb727ae7421ccbf43eab835fe6d1edf20ef26989665f1 |
Coding | codecontest | Write Python code to solve the task.
The Smart Beaver from ABBYY came up with another splendid problem for the ABBYY Cup participants! This time the Beaver invites the contest participants to check out a problem on sorting documents by their subjects. Let's describe the problem:
You've got some training set of documen... | Step 1: We need to classify the documents based on their subject, which is an integer from 1 to 3.
Step 2: We can start by reading the input document and extracting the text.
Step 3: Then we can use a classification model to predict the subject based on the text.
Step 4: We should also consider handling the input a... | f12d46cfacb04aa1c83cbf6da578ea0af90a09b840094d3b60d4b44f4cdc1cf1_1_1 | 779904794c44cd4895fbb727ae7421ccbf43eab835fe6d1edf20ef26989665f1 |
Coding | codecontest | Write Python code to solve the task.
The Smart Beaver from ABBYY came up with another splendid problem for the ABBYY Cup participants! This time the Beaver invites the contest participants to check out a problem on sorting documents by their subjects. Let's describe the problem:
You've got some training set of documen... | Step 1: We need to build a program that can determine the subject of a given document based on its content.
Step 2: The program should read the document identifier, name, and text, and then analyze the text to determine the subject.
Step 3: We can use some sort of machine learning model to classify the documents int... | c98c479c7f5357efffefdad6661ae26258030ab38ba271d11d9d7fb126b0b4c3_1_1 | 779904794c44cd4895fbb727ae7421ccbf43eab835fe6d1edf20ef26989665f1 |
Coding | codecontest | Write Python code to solve the task.
Daisy, being a good hacker as we all know, recently came across a file of the evil organization-Hydra which requires a password to open, and you have been assigned the task to help her in it.
She knows that the password of Hydra files are usually made from a list of words that Dais... | Step 1: We need to check if a given string P can be formed by repeating another string S and inserting a copy of that string within itself.
Step 2: We can start by creating a function to check if a given string is a valid password based on the rules provided.
Step 3: We should also consider special cases such as whe... | 01ab04b45b235ce91a3a1308bbca6d098d3a320a671d1ebf02a1604e95259175_1_1 | 35962bb82c1ae1d5a38611219ce5a6bc45b8f101e76abbb7a3836fbd1678c053 |
Coding | codecontest | Write Python code to solve the task.
Daisy, being a good hacker as we all know, recently came across a file of the evil organization-Hydra which requires a password to open, and you have been assigned the task to help her in it.
She knows that the password of Hydra files are usually made from a list of words that Dais... | Step 1: We need to check if a given password can be constructed according to the specified rules.
Step 2: We can start by iterating through the string to find the location where its copy can be inserted.
Step 3: Then we can compare the constructed password with the given password and check if they match.
Step 4: We... | ebd4ec0c61aa1c91d496553d27d227ec665540c718c3d27efeeb95f840503c42_1_1 | 35962bb82c1ae1d5a38611219ce5a6bc45b8f101e76abbb7a3836fbd1678c053 |
Coding | codecontest | Write Python code to solve the task.
Daisy, being a good hacker as we all know, recently came across a file of the evil organization-Hydra which requires a password to open, and you have been assigned the task to help her in it.
She knows that the password of Hydra files are usually made from a list of words that Dais... | Step 1: We need to check if the password P can be formed by inserting a copy of the word S anywhere in S itself.
Step 2: We can start by iterating through the word S and inserting a copy of it at each position to generate all possible passwords.
Step 3: Then we can compare each generated password with the given pass... | 7d872e25aa511d7d7864dc3e65662124b3a4cdbf58cad1148d983d1b2525561b_1_1 | 35962bb82c1ae1d5a38611219ce5a6bc45b8f101e76abbb7a3836fbd1678c053 |
Coding | codecontest | Write Python code to solve the task.
The recent All-Berland Olympiad in Informatics featured n participants with each scoring a certain amount of points.
As the head of the programming committee, you are to determine the set of participants to be awarded with diplomas with respect to the following criteria:
* At l... | Step 1: We need to determine the number of ways to choose a subset of participants that will receive the diplomas based on the given criteria.
Step 2: We can start by sorting the scores in descending order to simplify the process.
Step 3: Then we can iterate through the sorted scores and count the number of ways to ... | ed1d84db78fa519d5e289b30911972e7379786928b0ad7ddd7afe19828c3ab5a_1_1 | 7e4df266e15a211aeaaa117648c43f7cee2f7dbff374bc22adac5861023b4bca |
Coding | codecontest | Write Python code to solve the task.
The recent All-Berland Olympiad in Informatics featured n participants with each scoring a certain amount of points.
As the head of the programming committee, you are to determine the set of participants to be awarded with diplomas with respect to the following criteria:
* At l... | Step 1: We need to determine the number of ways to choose a subset of participants that will receive diplomas based on the specified criteria.
Step 2: We can start by sorting the participants' scores in non-decreasing order.
Step 3: Then, we can iterate through the sorted scores and count the number of unique values... | c592fdc65afd54f1491c5eae2e0f26ed40d9d72d4e174d7d2d9cd4c64fe2fbbf_1_1 | 7e4df266e15a211aeaaa117648c43f7cee2f7dbff374bc22adac5861023b4bca |
Coding | codecontest | Write Python code to solve the task.
The recent All-Berland Olympiad in Informatics featured n participants with each scoring a certain amount of points.
As the head of the programming committee, you are to determine the set of participants to be awarded with diplomas with respect to the following criteria:
* At l... | Step 1: To solve this problem, we need to calculate the number of ways to choose a subset of participants that will receive diplomas based on the given criteria.
Step 2: We can start by sorting the participants' scores in non-decreasing order.
Step 3: Then, we need to count the number of unique scores, as we only ne... | 06481e8f6a08b836937abbea43e0158d98b0abd609ec8b392ebe7687e19760a5_1_1 | 7e4df266e15a211aeaaa117648c43f7cee2f7dbff374bc22adac5861023b4bca |
Coding | codecontest | Write Python code to solve the task.
Bash likes playing with arrays. He has an array a1, a2, ... an of n integers. He likes to guess the greatest common divisor (gcd) of different segments of the array. Of course, sometimes the guess is not correct. However, Bash will be satisfied if his guess is almost correct.
Suppo... | Step 1: We need to handle two types of queries: one to guess the gcd of a segment and another to change an element in the array.
Step 2: We can start by writing a function to calculate the gcd of a segment of the array.
Step 3: Then we need to implement a function to check if a guess for gcd is almost correct.
Step ... | c3b31e0cff3a868f7234cd85aeb6eb721f46da9d475bec7ca18a478d33bf0bc5_1_1 | b647d70b529997f5420fbb2179fe6443072bf2e3adfb41c3382fd9510f1f058a |
Coding | codecontest | Write Python code to solve the task.
Bash likes playing with arrays. He has an array a1, a2, ... an of n integers. He likes to guess the greatest common divisor (gcd) of different segments of the array. Of course, sometimes the guess is not correct. However, Bash will be satisfied if his guess is almost correct.
Suppo... | Step 1: We need to process q queries of different types where we need to determine if Bash's guesses are almost correct.
Step 2: One approach is to handle each query and determine if the guess is almost correct or not based on the segment of the array and the specified gcd.
Step 3: We can define a function to calcul... | fabe88b5f79d41bf63b1d36ac2e8be8f21b2a501bbf2956a0e9c2309adf886ac_1_1 | b647d70b529997f5420fbb2179fe6443072bf2e3adfb41c3382fd9510f1f058a |
Coding | codecontest | Write Python code to solve the task.
Bash likes playing with arrays. He has an array a1, a2, ... an of n integers. He likes to guess the greatest common divisor (gcd) of different segments of the array. Of course, sometimes the guess is not correct. However, Bash will be satisfied if his guess is almost correct.
Suppo... | Step 1: We need to process a series of queries on an array, which may involve guessing the greatest common divisor (gcd) of different segments of the array.
Step 2: To solve this problem, we will write a function to calculate the gcd of a segment of the array and check if a guess is almost correct.
Step 3: We also n... | 6079a420135aa83e5db302ed54406d0cb1031eea5e332d4be1ae92bdde1bce48_1_1 | b647d70b529997f5420fbb2179fe6443072bf2e3adfb41c3382fd9510f1f058a |
Coding | codecontest | Write Python code to solve the task.
You are given an array a, consisting of n positive integers.
Let's call a concatenation of numbers x and y the number that is obtained by writing down numbers x and y one right after another without changing the order. For example, a concatenation of numbers 12 and 3456 is a number... | Step 1: We need to iterate through the array and find all the pairs of positions such that the concatenation of the numbers at those positions is divisible by k.
Step 2: To efficiently find all possible pairs, we can use nested loops to iterate through the array and check for divisibility.
Step 3: We also need to co... | 0bc68297e4d89f4dd5b43c419ed2e8f53a8b12b5c20f6688b71c564ad36e94e0_1_1 | 30c1fa6c8f243a14169071906f322fa887ae7b1b9c1b7a5c3beb1e50eb9c4a77 |
Coding | codecontest | Write Python code to solve the task.
You are given an array a, consisting of n positive integers.
Let's call a concatenation of numbers x and y the number that is obtained by writing down numbers x and y one right after another without changing the order. For example, a concatenation of numbers 12 and 3456 is a number... | Step 1: We need to generate all possible pairs of positions (i, j) for the given array and check if the concatenation of a_i and a_j is divisible by k.
Step 2: We can start by creating a function to generate the pairs of positions for the array.
Step 3: Then we can iterate through each pair and check if the concaten... | 5f78d72feb1c97661766c86f34bfc3bf1ef1b020b2fb74b300037922dae418fb_1_1 | 30c1fa6c8f243a14169071906f322fa887ae7b1b9c1b7a5c3beb1e50eb9c4a77 |
Coding | codecontest | Write Python code to solve the task.
You are given an array a, consisting of n positive integers.
Let's call a concatenation of numbers x and y the number that is obtained by writing down numbers x and y one right after another without changing the order. For example, a concatenation of numbers 12 and 3456 is a number... | Step 1: We need to find all pairs of numbers in the array whose concatenation is divisible by k.
Step 2: We can start by creating a function to check if the concatenation of two numbers is divisible by k.
Step 3: Then we can iterate through all combinations of pairs of numbers and count the ones that meet the criter... | 49d0a339e3566ee829cea25e4cb0506ee4bc8c2e84bdcca9079e1343cb0d9614_1_1 | 30c1fa6c8f243a14169071906f322fa887ae7b1b9c1b7a5c3beb1e50eb9c4a77 |
Coding | codecontest | Write Python code to solve the task.
You are given an integer n.
You can perform any of the following operations with this number an arbitrary (possibly, zero) number of times:
1. Replace n with n/2 if n is divisible by 2;
2. Replace n with 2n/3 if n is divisible by 3;
3. Replace n with 4n/5 if n is divisibl... | Step 1: To solve this problem, we can use a greedy approach by repeatedly dividing n by the first (largest) possible divisor until it is no longer divisible by that divisor, then repeating until n is 1.
Step 2: The possible divisors are 2, 3, and 5, so we can create functions to handle each of these cases.
Step 3: W... | 8dcda08a1102c5d7ec4fcd6144e9bf1707f27a8078ac33bfa74d63c6d883796b_1_1 | 3c7cc85ed1e0b34ad19d1c71cbcb0d321d03c486eb8ec6601feeeccef969c253 |
Coding | codecontest | Write Python code to solve the task.
You are given an integer n.
You can perform any of the following operations with this number an arbitrary (possibly, zero) number of times:
1. Replace n with n/2 if n is divisible by 2;
2. Replace n with 2n/3 if n is divisible by 3;
3. Replace n with 4n/5 if n is divisibl... | Step 1: We need to find the minimum number of moves required to obtain 1 from a given number by applying a set of operations.
Step 2: We can use a greedy approach to try to divide the number as much as possible by 2, 3, and 5 to obtain 1.
Step 3: If we cannot reach 1 using these operations, we should return -1.
Step... | b9ce71e09eb1d07eeef157347d8a3f1834d89f2d81b7bc1f5f6bcfd38266c7fe_1_1 | 3c7cc85ed1e0b34ad19d1c71cbcb0d321d03c486eb8ec6601feeeccef969c253 |
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