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"name": "all_interval_n13__v6_nh",
"problem_type": "all_interval",
"params": {
"n": 13
},
"prompt": "Find an all-interval series of size 13. This is a permutation of 0 to 12 such that the absolute differences between consecutive elements are also a permutation of 1 to 12.\n\nReturn a list of 13 integers forming a valid permutation, or state \"UNSATISFIABLE\" if no solution exists.",
"satisfiable": true,
"solution": {
"x": [
0,
12,
1,
11,
2,
10,
3,
9,
4,
8,
5,
7,
6
],
"d": [
12,
11,
10,
9,
8,
7,
6,
5,
4,
3,
2,
1
]
},
"difficulty": {
"solve_time_ms": 969.3,
"search_space": 6227020800,
"num_variables": 25,
"num_constraints": 16,
"num_edges": -1,
"backend": "pycsp",
"solve_tier": "medium",
"solve_pct_global": 66.35,
"solve_pct_type": 29.17
},
"partial_assignment": null
}
|