Datasets:
File size: 1,882 Bytes
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{
"dataset_info": {
"source": "Codeforces Problemset",
"creation_date": "2025-08-15T10:42:22.546174",
"total_problems": 10556,
"splits": {
"train": 6333,
"validation": 2111,
"test": 2112
}
},
"columns": {
"contest_id": "Contest identifier",
"index": "Problem index within contest (A, B, C, etc.)",
"problem_id": "Unique problem identifier (contest_id + index)",
"title": "Problem title",
"rating": "Problem difficulty rating",
"tags": "Problem categories/tags",
"statement": "Main problem description",
"input_spec": "Input specification",
"output_spec": "Output specification",
"note": "Additional notes",
"sample_tests": "Example input/output",
"difficulty_category": "Categorised difficulty level",
"tag_count": "Number of tags assigned",
"statement_length": "Length of problem statement",
"input_spec_length": "Length of input specification",
"output_spec_length": "Length of output specification",
"contest_year": "Approximate contest year"
},
"statistics": {
"rating_distribution": {
"count": 10556.0,
"mean": 1818.1129215611975,
"std": 774.9816586449926,
"min": 0.0,
"25%": 1200.0,
"50%": 1800.0,
"75%": 2400.0,
"max": 3500.0
},
"difficulty_distribution": {
"Beginner": 1939,
"Medium": 1901,
"Hard": 1839,
"Easy": 1707,
"Master": 1636,
"Expert": 1534
},
"top_tags": {
"greedy": 3210,
"math": 3174,
"implementation": 2899,
"dp": 2315,
"constructive algorithms": 1922,
"data structures": 1895,
"brute force": 1864,
"binary search": 1185,
"sortings": 1164,
"graphs": 1154
},
"average_statement_length": 942.3583743842364,
"contest_range": {
"min": 1,
"max": 2131
}
}
} |