{ "active": true, "exercises": [ { "core": true, "difficulty": 1, "slug": "hello-world", "topics": [ "control_flow_if_statements", "optional_values", "text_formatting" ], "uuid": "a0278e53-728d-4c04-9a0e-d6f7fe7ce98f" }, { "core": true, "difficulty": 1, "slug": "isogram", "topics": [ "arrays", "control_flow_if_else_statements", "control_flow_loops", "strings" ], "uuid": "7167e43c-04bd-4c6c-a446-a37384d42626" }, { "core": false, "difficulty": 1, "slug": "leap", "topics": [ "control_flow_if_else_statements", "logic" ], "unlocked_by": null, "uuid": "24721f7a-4123-470f-81e2-a252e56f3ceb" }, { "core": true, "difficulty": 1, "slug": "gigasecond", "topics": [ "dates" ], "uuid": "532393f6-dedc-40fc-872e-b265450fd007" }, { "core": true, "difficulty": 2, "slug": "hamming", "topics": [ "arrays", "control_flow_loops", "strings" ], "uuid": "500c2f8c-7404-47e7-8064-8c426b0632ea" }, { "core": false, "difficulty": 2, "slug": "raindrops", "topics": [ "control_flow_if_else_statements", "strings" ], "unlocked_by": null, "uuid": "b69b0f46-644c-4e98-8e31-34e392477f57" }, { "core": false, "difficulty": 5, "slug": "bob", "topics": [ "control_flow_if_else_statements", "strings" ], "unlocked_by": "beer-song", "uuid": "a559ee05-0ce8-4071-a159-b7a54ef3215c" }, { "core": false, "difficulty": 1, "slug": "acronym", "topics": [ "control_flow_loops", "memory_management", "strings" ], "unlocked_by": "isogram", "uuid": "08904f5e-3b07-4f0b-9dc6-6e371df1ef02" }, { "core": true, "difficulty": 1, "slug": "grains", "topics": [ "bitwise_operations", "control_flow_loops", "performance_optimizations" ], "uuid": "f9b3b7f1-c49a-421b-a38d-b740f1910ca5" }, { "core": false, "difficulty": 5, "slug": "largest-series-product", "topics": [ "control_flow_loops", "performance_optimizations", "strings" ], "unlocked_by": "palindrome-products", "uuid": "d64646d1-5af9-4bdc-b637-5c56447e6693" }, { "core": false, "difficulty": 3, "slug": "pangram", "topics": [ "control_flow_if_else_statements", "control_flow_loops", "strings" ], "unlocked_by": "isogram", "uuid": "70c0e2d6-70a4-499f-86e3-6e209b494a5d" }, { "core": false, "difficulty": 3, "slug": "all-your-base", "topics": [ "arrays", "control_flow_if_else_statements", "control_flow_loops" ], "unlocked_by": "binary", "uuid": "1b3144fe-8e9f-46bc-9206-74cad1c5b088" }, { "core": false, "difficulty": 4, "slug": "nth-prime", "topics": [ "control_flow_if_else_statements", "control_flow_loops", "performance_optimizations" ], "unlocked_by": "sieve", "uuid": "5f88968b-7c02-4846-9f38-cec55d19df66" }, { "core": true, "difficulty": 2, "slug": "beer-song", "topics": [ "control_flow_if_else_statements", "control_flow_loops", "strings" ], "uuid": "5d988d28-2ef7-46e7-b706-011cc5ecb6fc" }, { "core": false, "difficulty": 2, "slug": "rna-transcription", "topics": [ "control_flow_case_statements", "control_flow_loops", "strings" ], "unlocked_by": "hamming", "uuid": "47308cfb-357a-4d61-852f-49b26ee2b236" }, { "core": true, "difficulty": 1, "slug": "difference-of-squares", "topics": [ "control_flow_loops" ], "uuid": "3531b23c-7a23-47b7-88f4-ff8519d0392b" }, { "core": false, "difficulty": 4, "slug": "sum-of-multiples", "topics": [ "control_flow_case_statements", "control_flow_loops" ], "unlocked_by": "difference-of-squares", "uuid": "a9d8772f-3733-4b84-b8c6-f3c38a8ce5db" }, { "core": true, "difficulty": 2, "slug": "binary-search", "topics": [ "arrays", "control_flow_if_else_statements", "control_flow_loops", "searching" ], "uuid": "23231bc9-4a75-40ab-b934-f8b429b55224" }, { "core": true, "difficulty": 3, "slug": "roman-numerals", "topics": [ "arrays", "control_flow_loops", "memory_management", "strings", "structs" ], "uuid": "db544fba-acf4-47b5-b86c-fc9f0680517d" }, { "core": false, "difficulty": 3, "slug": "word-count", "topics": [ "filtering", "memory_management", "strings", "structs" ], "unlocked_by": "isogram", "uuid": "2e2d009b-3bd6-4258-988b-5e36e2e27f3c" }, { "core": true, "difficulty": 4, "slug": "allergies", "topics": [ "control_flow_if_statements", "control_flow_loops", "memory_management", "structs" ], "uuid": "28bdb8bb-26cd-40c1-91ba-a00fda09eaf2" }, { "core": false, "difficulty": 5, "slug": "anagram", "topics": [ "filtering", "memory_management", "strings", "structs" ], "unlocked_by": "acronym", "uuid": "82b19968-03f9-4e17-b729-db6c3e2abfa4" }, { "core": true, "difficulty": 5, "slug": "atbash-cipher", "topics": [ "control_flow_if_else_statements", "control_flow_loops", "strings" ], "uuid": "e39c4445-eadd-4bcf-9b49-2256ed38d6fd" }, { "core": true, "difficulty": 4, "slug": "phone-number", "topics": [ "control_flow_if_else_statements", "control_flow_loops", "memory_management", "strings" ], "uuid": "92e18b2f-f137-452e-a21d-045874da84d7" }, { "core": true, "difficulty": 2, "slug": "clock", "topics": [ "control_flow_if_statements", "preprocessor_x_macros_in_test", "strings", "text_formatting" ], "uuid": "3b3d1f61-c580-4a37-9cab-449eeebe7f86" }, { "core": true, "difficulty": 2, "slug": "sieve", "topics": [ "control_flow_if_statements", "memory_management" ], "uuid": "f1b60913-78d3-4872-a1a3-5ac3930c74ff" }, { "core": false, "difficulty": 2, "slug": "series", "topics": [ "control_flow_if_statements", "memory_management", "strings", "text_formatting" ], "unlocked_by": "atbash-cipher", "uuid": "75b292a3-2a94-40f9-8798-608812a6c0f8" }, { "core": false, "difficulty": 4, "slug": "meetup", "topics": [ "control_flow_if_statements", "preprocessor_x_macros_in_test", "strings", "structs", "time_functions" ], "unlocked_by": "gigasecond", "uuid": "5c782b4f-862e-4feb-98d6-a0eaf9d43a74" }, { "core": false, "difficulty": 2, "slug": "nucleotide-count", "topics": [ "control_flow_loops_switch_if_statements", "memory_management", "strings", "text_formatting" ], "unlocked_by": "hamming", "uuid": "ca136f47-07fc-4bd5-9b81-a492ac81a7e6" }, { "core": true, "difficulty": 2, "slug": "robot-simulator", "topics": [ "control_flow_if_statements", "pointers", "strings", "structs", "variable_argument_lists" ], "uuid": "87c36588-5917-4790-9566-f7bc21bf41c4" }, { "core": false, "difficulty": 1, "slug": "triangle", "topics": [ "booleans", "control_flow_if_else_statements", "mathematics", "structs" ], "unlocked_by": "pascals-triangle", "uuid": "4b30bb00-c559-423c-ae1c-9c5eaf9cb1c8" }, { "core": true, "difficulty": 1, "slug": "pascals-triangle", "topics": [ "control_flow_if_else_statements", "mathematics", "memory_management" ], "uuid": "3ebdb4e4-5e35-48f0-a572-87c40b51475f" }, { "core": false, "difficulty": 1, "slug": "perfect-numbers", "topics": [ "control_flow_if_else_statements", "mathematics" ], "unlocked_by": "pascals-triangle", "uuid": "82bb6c43-668a-4563-bc05-056e45cf86a3" }, { "core": true, "difficulty": 1, "slug": "binary", "topics": [ "control_flow_if_statements", "control_flow_loops" ], "uuid": "73e5774c-7d8e-4ed6-9d72-3cb59af441c0" }, { "core": true, "difficulty": 2, "slug": "palindrome-products", "topics": [ "functions", "pointers", "strings", "structs" ], "uuid": "b1f13fdd-4c78-443a-8e37-6d0a3fafbc15" }, { "core": true, "difficulty": 4, "slug": "scrabble-score", "topics": [ "pointers", "searching", "strings", "structs" ], "uuid": "2ac990f4-39b0-416e-93ee-217dc0181401" }, { "core": false, "difficulty": 1, "slug": "space-age", "topics": [ "functions" ], "unlocked_by": "gigasecond", "uuid": "11a574a6-ffea-4de5-abc1-5566bd200374" }, { "core": false, "difficulty": 10, "slug": "react", "topics": [ "functions", "memory_management" ], "unlocked_by": "atbash-cipher", "uuid": "55b87cc2-c3a0-438a-b2b6-116ad6356802" }, { "core": false, "difficulty": 2, "slug": "collatz-conjecture", "topics": [ "functions", "mathematics" ], "uuid": "1f68f837-6432-4f9e-afae-0cb17f8e0153" }, { "core": true, "difficulty": 1, "slug": "queen-attack", "topics": [ "control_flow_if_statements", "functions", "structs", "enums" ], "uuid": "ae266e01-0e88-6c80-ed67-eada1a30f8b4" } ], "foregone": [], "language": "C" }