Contests

## Important Notes This contest is **not** in English. This contest is a 90-minute individual competition. Please submit your answer to each problem within the time limit. The problems are not necessarily arranged in order of ease. Skip problems you don't know the answer to. This contest is part of the Gnit Weekly Challenge Advanced, but it is a highly biased contest that only features extremely difficult problems. ### Difficulty Level This contest is approximately the same difficulty level as the **later** Gnit Elite Open (GEO). ### Answer Guidelines * Please submit your answer according to the format specified in the problem statement. * Gnit uses natural number matching for exact match. Therefore, alternative solutions due to different rounding methods will not be accepted. * While values ​​are sometimes rounded to match significant figures in physics, in this contest, do not round intermediate or final results unless specifically instructed. * You can submit a maximum of 10 times per problem. Submissions beyond the 11th will not be accepted. * To prevent players from guessing the correct answer by substituting arbitrary values, the numbers may be intentionally made complex. Using a calculator is strongly recommended. ### Available Items * Calculator * Scratch paper ### Prohibited Actions The following actions are prohibited: * Use of AI generation tools * Referencing solutions from textbooks, reference books, or web searches * Consulting with others * Sharing solutions, hints, or answers with others * Participating with multiple accounts, impersonation, or other fraudulent methods If fraudulent activity is discovered, scores may be invalidated in accordance with the terms of service. ### About This Contest This contest is the Advanced contest of the Gnit Weekly Challenge, held every Wednesday. It consists of 7 questions, with a maximum difficulty of **10** and a minimum difficulty of **6**. We hope you will use it for review or as a warm-up. ### About Rated/Unrated Contests This contest is an Unrated contest. ### Problem Creator * admin02 ### Caution Please check the constraints repeatedly.

## Important Notes This contest is not English-language. This contest is a 60-minute individual competition. Please submit your answers to each problem within the time limit. The questions aren't necessarily arranged in order of difficulty. Skip any questions you don't know the answer to. ### Difficulty Level This contest is approximately the same difficulty level as the Gnit Elite Open (GEO). ### Answer Guidelines * Please submit your answers according to the format specified in the problem statement. * Gnit uses natural number matching for exact matches. Therefore, alternative solutions due to different rounding methods will not be accepted. * While values ​​are sometimes rounded to match significant figures in physics, in this contest, please do not round intermediate or final results unless specifically instructed. * You can submit a maximum of 10 times per problem. Submissions beyond the 11th will not be accepted. * To prevent users from substituting arbitrary values ​​to get the correct answer, the numbers may be intentionally made complex. The use of a calculator is strongly recommended. ### Available Items * Calculator * Scratch paper ### Prohibited Actions The following actions are prohibited: * Use of AI generation tools * Referencing solutions from textbooks, reference books, or web searches * Consulting with others * Sharing solutions, hints, or answers with others * Participating with multiple accounts, impersonation, or other fraudulent methods If fraudulent activity is discovered, scores may be invalidated in accordance with the terms of service. ### About this Contest This contest is the Advanced contest of the Gnit Weekly Challenge, held every Wednesday. It consists of 4 questions, with a maximum difficulty of **10** and a minimum difficulty of **6**. We hope you will use it for review or as a warm-up. ### About Rated / Unrated This contest is an Unrated contest. ### Problem Creator * admin02

## Contest Rules This contest is a 90-minute individual contest. ### Submissions * Submit your answers in the format shown in each problem statement. * Gnit checks answers by exact match with a natural number. Because of this, different answers caused by rounding are not accepted. * In physics, you may often round values based on significant figures. In this contest, do not round intermediate values or final results unless the problem statement tells you to do so. * You can submit an answer up to 10 times for each problem. The 11th and later submissions will not be accepted. * Some numbers may be complex to prevent guessing. Please use a calculator. ### You may use * A calculator * Scratch paper ### You may not use * AI tools * Textbooks or reference books * Web search * Help from other people * Sharing solutions, hints, or answers with others * Multiple accounts, impersonation, or any other unfair method If cheating is found, your score may become invalid under the Terms of Service. ### Rated / Unrated This contest will be Rated only if there are 20 or more Rated participants. If there are 19 or fewer Rated participants, the contest will be Unrated.

## Important Notes This contest is **not** in English. This contest is a 45-minute individual competition. Please submit your answer to each problem within the time limit. ### Difficulty Level This contest is approximately mid-level difficulty for the Gnit Standard Open (GSO). ### Answer Guidelines * Please submit your answer according to the format specified in the problem statement. * Gnit uses natural number matching for exact match. Therefore, alternative solutions due to different rounding methods will not be accepted. * While values ​​are sometimes rounded to match significant figures in physics, in this contest, please do not round intermediate or final results unless specifically instructed. * You can submit a maximum of 10 times per problem. Submissions beyond the 11th will not be accepted. * To prevent users from substituting arbitrary values ​​to get the correct answer, the numbers may be intentionally made complex. The use of a calculator is strongly recommended. ### Available Items * Calculator * Scratch paper ### Prohibited Actions The following actions are prohibited: * Use of AI generation tools * Referencing solutions from textbooks, reference books, or web searches * Consulting with others * Sharing solutions, hints, or answers with others * Participating with multiple accounts, impersonation, or other fraudulent methods If fraudulent activity is discovered, scores may be invalidated in accordance with the terms of service. ### About this Contest This contest is the Standard contest of the Gnit Weekly Challenge, held every Wednesday. It consists of 6 questions, with a maximum difficulty of **7** and a minimum difficulty of **3**. We hope you will use it for review or as a warm-up. ### About Rated / Unrated This contest is an Unrated contest. ### Question Creator * admin02

## Important Notes This contest is in English. This contest is a 60-minute individual competition. Please submit your answers to each problem within the time limit. ### Difficulty Level This contest is approximately the same difficulty level as the Gnit Elite Open (GEO). ### Answer Guidelines * Please submit your answers according to the format specified in the problem statement. * Gnit uses natural number matching for exact matches. Therefore, alternative solutions due to different rounding methods will not be accepted. * While values ​​are sometimes rounded to match significant figures in physics, in this contest, please do not round intermediate or final results unless specifically instructed. * You can submit a maximum of 10 times per problem. Submissions beyond the 11th will not be accepted. * To prevent users from substituting arbitrary values ​​to get the correct answer, the numbers may be intentionally made complex. The use of a calculator is strongly recommended. ### Available Items * Calculator * Scratch paper ### Prohibited Actions The following actions are prohibited: * Use of AI generation tools * Referencing solutions from textbooks, reference books, or web searches * Consulting with others * Sharing solutions, hints, or answers with others * Participating with multiple accounts, impersonation, or other fraudulent methods If fraudulent activity is discovered, scores may be invalidated in accordance with the terms of service. ### About this Contest This contest is the Advanced contest of the Gnit Weekly Challenge, held every Wednesday. It consists of 6 questions, with a maximum difficulty of **10** and a minimum difficulty of **6**. We hope you will use it for review or as a warm-up. ### About Rated / Unrated This contest is an Unrated contest. ### Problem Creator * admin02

## Contest Rules This contest is a 90-minute individual contest. ### Submissions * Submit your answers in the format shown in each problem statement. * Gnit checks answers by exact match with a natural number. Because of this, different answers caused by rounding are not accepted. * In physics, you may often round values based on significant figures. In this contest, do not round intermediate values or final results unless the problem statement tells you to do so. * You can submit an answer up to 10 times for each problem. The 11th and later submissions will not be accepted. * Some numbers may be complex to prevent guessing. Please use a calculator. ### You may use * A calculator * Scratch paper ### You may not use * AI tools * Textbooks or reference books * Web search * Help from other people * Sharing solutions, hints, or answers with others * Multiple accounts, impersonation, or any other unfair method If cheating is found, your score may become invalid under the Terms of Service. ### Rated / Unrated This contest will be Rated only if there are 20 or more Rated participants. If there are 19 or fewer Rated participants, the contest will be Unrated.

## Important Notes This contest is in English. This contest is a 45-minute individual competition. Please submit your answer to each problem within the time limit. ### Difficulty Level This contest is approximately mid-level difficulty for the Gnit Standard Open (GSO). ### Answer Guidelines * Please submit your answer according to the format specified in the problem statement. * Gnit uses natural number matching for exact match. Therefore, alternative solutions due to different rounding methods will not be accepted. * While values ​​are sometimes rounded to match significant figures in physics, in this contest, please do not round intermediate or final results unless specifically instructed. * You can submit a maximum of 10 times per problem. Submissions beyond the 11th will not be accepted. * To prevent players from substituting arbitrary values ​​to get the correct answer, the numbers may be intentionally made complex. The use of a calculator is strongly recommended. ### Available Items * Calculator * Scratch paper ### Prohibited Actions The following actions are prohibited: * Use of AI generation tools * Referencing solutions from textbooks, reference books, or web searches * Consulting with others * Sharing solutions, hints, or answers with others * Participating with multiple accounts, impersonation, or other fraudulent methods If fraudulent activity is discovered, scores may be invalidated in accordance with the terms of service. ### About this Contest This contest is the Standard contest of the Gnit Weekly Challenge, held every Wednesday. It consists of 6 questions, with a maximum difficulty of **7** and a minimum difficulty of **3**. We hope you will use it for review or as a warm-up. ### About Rated / Unrated This contest is an Unrated contest. ### Question Creator * admin02

## Contest Rules This contest is a 60-minute individual contest. ### Submissions * Submit your answers in the format shown in each problem statement. * Gnit checks answers by exact match with a natural number. Because of this, different answers caused by rounding are not accepted. * In physics, you may often round values based on significant figures. In this contest, do not round intermediate values or final results unless the problem statement tells you to do so. * You can submit an answer up to 10 times for each problem. The 11th and later submissions will not be accepted. * Some numbers may be complex to prevent guessing. Please use a calculator. ### You may use * A calculator * Scratch paper ### You may not use * AI tools * Textbooks or reference books * Web search * Help from other people * Sharing solutions, hints, or answers with others * Multiple accounts, impersonation, or any other unfair method If cheating is found, your score may become invalid under the Terms of Service. ### Rated / Unrated This contest will be Rated only if there are 20 or more Rated participants. If there are 19 or fewer Rated participants, the contest will be Unrated.

## Important Notes This contest is conducted in English. This contest is a 30-minute individual competition. Please submit your solutions to each problem within the time limit. ### Difficulty Level This contest is at the difficulty level of the Gnit Beginner Open (GBO). While it is primarily intended for middle and high school students, anyone is welcome to participate. ### Submissions * Please submit your solutions in the format specified in the problem statement. * Gnit performs exact matching based on natural numbers. Therefore, alternative solutions resulting from different rounding methods will not be accepted. * While values are sometimes rounded to significant figures in physics, please do not round intermediate calculations or final results in this contest unless specifically instructed to do so. * You may submit a solution up to 10 times per problem. Submissions beyond the 11th attempt will not be accepted. * To prevent participants from guessing the correct answer by plugging in arbitrary values, some problems may intentionally use complex numerical expressions. We strongly recommend using a calculator. ### Permitted Items * Calculator * Scratch paper ### Prohibited Actions The following actions are prohibited: * Use of generative AI tools * Referencing solution methods from textbooks, reference books, or web searches * Consulting with others * Sharing solutions, hints, or answers with others * Participating using multiple accounts, impersonation, or other fraudulent methods If cheating is discovered, your results may be invalidated in accordance with the Terms of Service. ### About This Contest This contest is the Beginner edition of the Gnit Weekly Challenge, held every Wednesday. It consists of 4 problems in total, and the maximum difficulty level for Gnit Weekly Challenge Beginner is **5**. We hope you’ll use this contest for review or as a warm-up. ### Rated / Unrated This is an Unrated contest. ### Problem Setters * admin02 * なび〜

## Important Notes This contest is a 90-minute individual competition. Please submit your answers to each problem within the time limit. This contest includes literary elements. Since it also tests your reading comprehension, the contest duration is relatively long. This contest is not available in English. (This is to prevent the literary elements from being compromised and to avoid contradictions in the text.) ### Difficulty Level This contest is rated at the mid-to-late level of the Gnit Standard Open (GSO). ### Submissions * Please submit your answers in the format specified in the problem statement. * Gnit uses exact matching based on natural numbers. Therefore, alternative solutions resulting from different rounding methods will not be accepted. * While values are sometimes rounded to significant figures in physics, please do not round intermediate calculations or final results in this contest unless specifically instructed to do so. * You may submit a solution up to 10 times per problem. Submissions beyond the 10th attempt will not be accepted. * To prevent participants from guessing the correct answer by plugging in arbitrary values, some problems may intentionally use complex numerical values. We strongly recommend using a calculator. ### Permitted Items * Calculator * Scratch paper ### Prohibited Actions The following actions are prohibited: * Use of generative AI tools * Referencing solution methods from textbooks, reference books, or web searches * Consulting with others * Sharing solution methods, hints, or answers with others * Participating using multiple accounts, impersonation, or other fraudulent methods If cheating is discovered, your results may be invalidated in accordance with the Terms of Service. ### About This Contest This contest is the Standard contest of the Gnit Weekly Challenge, held every Wednesday. It consists of 5 problems in total, and the maximum Difficulty level for Gnit Weekly Challenge Standard is **7**. The minimum Difficulty level is **3**. We hope you’ll use this contest for review or as a warm-up. ### About Rated / Unrated This contest is an Unrated contest. ### Problem Setter * admin02