[ { "solution_prob": 0.6, "max_x1": 200, "max_retry": 120 }, { "solution_prob": 0.7, "max_x1": 250, "max_retry": 150 }, { "solution_prob": 0.5, "max_x1": 100, "max_retry": 100 }, { "solution_prob": 0.3, "max_x1": 180, "max_retry": 70 } ]