78 个随机数生成器：范围 1940-4400，平均值 2780

以下是一组可能的解：

[2023, 2233, 2743, 2070, 3801, 3679, 2591, 2709, 2045, 3425, 1958, 2211, 3930, 2979, 4055, 2882, 2090, 2110, 2431, 1975, 4355, 2825, 2255, 2385, 2545, 3215, 2190, 2225, 3635, 2049, 2155, 4285, 1985, 4015, 4245, 2185, 2220, 1965, 2380, 4135, 1980, 4350, 2040, 4155, 2205, 2115, 2335, 3725, 3915, 3265, 4325, 3295, 4315, 2445, 4075, 2345, 3585, 4195, 2105, 2235, 1970, 2410, 2285, 2330, 2515, 3365, 2035, 3335, 2280, 3185, 2270, 3825, 2315, 3925, 4070, 2855, 2245, 2350, 4215, 4050, 2095, 2145, 2210, 2180, 2365, 2140, 2415, 2250, 3245, 2030, 4205, 2195, 4025]