{"request":{"endpoint":"https://exercism.org/api/v2/tracks/crystal/exercises/grade-school/community_solutions","query":{},"options":{"initial_data":{"results":[{"uuid":"081afa4b4b234f1b98b5c7777f108c44","snippet":"class GradeSchool @grades = Hash(Int32, Array(String)).new { |h, k| h[k] = [] of String } def initialize end def add(name, grade) return false if roster.includes?(name) @grades[grade].push(name) ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":3,"num_loc":17,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2023-09-03T13:08:25.000Z","is_out_of_date":false,"language":"crystal","author":{"handle":"ryanplusplus"},"exercise":{"title":"Δημοτικό Σχολείο","icon_url":"https://assets.exercism.org/exercises/grade-school.svg"},"track":{"title":"Crystal","icon_url":"https://assets.exercism.org/tracks/crystal.svg","highlightjs_language":"crystal"},"links":{"public_url":"https://exercism.org/el/tracks/crystal/exercises/grade-school/solutions/ryanplusplus","private_iterations_url":"https://exercism.org/el/tracks/crystal/exercises/grade-school/iterations"}},{"uuid":"2b6cc0869fec41b68c398af108e0535b","snippet":"class GradeSchool def initialize @students = Hash(String, Int8).new end def add(student_name : String, grade : Int8) if @students.has_key? student_name return false end @students[student_name] = grade ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":2,"num_loc":32,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2024-05-20T21:07:24.000Z","is_out_of_date":false,"language":"crystal","author":{"handle":"avrame"},"exercise":{"title":"Δημοτικό Σχολείο","icon_url":"https://assets.exercism.org/exercises/grade-school.svg"},"track":{"title":"Crystal","icon_url":"https://assets.exercism.org/tracks/crystal.svg","highlightjs_language":"crystal"},"links":{"public_url":"https://exercism.org/el/tracks/crystal/exercises/grade-school/solutions/avrame","private_iterations_url":"https://exercism.org/el/tracks/crystal/exercises/grade-school/iterations"}},{"uuid":"30d31b542396423ba7e4ce7ea369242e","snippet":"class GradeSchool def initialize @student = [] of String @grades = {} of String => Int32 end def add(student : String, grade : Int32) : Bool return false if @student.includes?(student) @student << student ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":3,"num_loc":18,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2024-09-09T06:40:54.000Z","is_out_of_date":false,"language":"crystal","author":{"handle":"ls1955"},"exercise":{"title":"Δημοτικό Σχολείο","icon_url":"https://assets.exercism.org/exercises/grade-school.svg"},"track":{"title":"Crystal","icon_url":"https://assets.exercism.org/tracks/crystal.svg","highlightjs_language":"crystal"},"links":{"public_url":"https://exercism.org/el/tracks/crystal/exercises/grade-school/solutions/ls1955","private_iterations_url":"https://exercism.org/el/tracks/crystal/exercises/grade-school/iterations"}},{"uuid":"62e991b67f514a038ab10f029b49c4ae","snippet":"class GradeSchool def initialize @students = {} of Int32 => Array(String) @all_students = Set(String).new end def add(name : String, grade : Int32) : Bool # Check if student already exists anywhere return false if @all_students.includes?(name) ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":2,"num_loc":26,"iteration_status":"non_actionable_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2025-06-23T18:25:56.000Z","is_out_of_date":false,"language":"crystal","author":{"handle":"VickMahase"},"exercise":{"title":"Δημοτικό Σχολείο","icon_url":"https://assets.exercism.org/exercises/grade-school.svg"},"track":{"title":"Crystal","icon_url":"https://assets.exercism.org/tracks/crystal.svg","highlightjs_language":"crystal"},"links":{"public_url":"https://exercism.org/el/tracks/crystal/exercises/grade-school/solutions/VickMahase","private_iterations_url":"https://exercism.org/el/tracks/crystal/exercises/grade-school/iterations"}},{"uuid":"ef5017fb6571407596310604d685eaad","snippet":"class GradeSchool @levels = Hash(Int32, Array(String)).new { |h, k| h[k] = [] of String } def initialize; end def add(student : String, level : Int32) : Bool return false if enrolled?(student) @levels[level] << student @levels[level].sort! 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return false if @roster.includes?(student) @roster << student @grades[grade] << student true end ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":1,"num_iterations":1,"num_loc":18,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2026-08-13T15:01:22.000Z","is_out_of_date":false,"language":"crystal","author":{"handle":"swsch"},"exercise":{"title":"Δημοτικό Σχολείο","icon_url":"https://assets.exercism.org/exercises/grade-school.svg"},"track":{"title":"Crystal","icon_url":"https://assets.exercism.org/tracks/crystal.svg","highlightjs_language":"crystal"},"links":{"public_url":"https://exercism.org/el/tracks/crystal/exercises/grade-school/solutions/swsch","private_iterations_url":"https://exercism.org/el/tracks/crystal/exercises/grade-school/iterations"}}],"meta":{"current_page":1,"total_count":14,"total_pages":1,"unscoped_total":14}}}}}

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