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  1. from itertools import product
  2.  
  3. # 定义目标数字(可根据需要修改)
  4. TARGET = 175721
  5.  
  6. def find_solutions():
  7. a_values = [35, 40.5, 58, 67, 73, 90.5]
  8. solutions_by_pair = {}
  9.  
  10. total_iterations = len(a_values) ** 2 * 10000
  11. print(f"总计算次数: {total_iterations:,}")
  12.  
  13. count = 0
  14. for a, b in product(a_values, repeat=2):
  15. min_x = 1
  16. max_x = int((TARGET - 1) // a)
  17.  
  18. if max_x < min_x:
  19. continue
  20.  
  21. all_solutions = [] # 存储所有解
  22. for x in range(min_x, max_x + 1):
  23. numerator = TARGET - a * x
  24. if numerator <= 0:
  25. continue
  26.  
  27. y = numerator / b
  28. if y.is_integer() and 1 <= y <= 10000:
  29. all_solutions.append((x, int(y)))
  30.  
  31. count += 1
  32. if count % 1000000 == 0:
  33. progress = count / total_iterations * 100
  34. print(f"进度: {progress:.2f}%")
  35.  
  36. if all_solutions:
  37. # 按平衡度排序,取前2个平衡解
  38. balanced_solutions = sorted(all_solutions, key=lambda p: abs(p[0] - p[1]))[:2]
  39.  
  40. # 从原始解中排除已在平衡解中的项,取前3个
  41. remaining_solutions = [s for s in all_solutions if s not in balanced_solutions][:3]
  42.  
  43. # 合并:先2个平衡解,再3个原始解
  44. combined = balanced_solutions + remaining_solutions
  45.  
  46. solutions_by_pair[(a, b)] = combined
  47.  
  48. return solutions_by_pair
  49.  
  50. def display_solutions(solutions_by_pair):
  51. total_pairs = len(solutions_by_pair)
  52. print(f"共找到 {total_pairs} 组有效(a, b)组合,目标值为 {TARGET}")
  53.  
  54. if total_pairs == 0:
  55. return
  56.  
  57. sorted_pairs = sorted(solutions_by_pair.keys(), key=lambda x: (x[0], x[1]))
  58.  
  59. for i, (a, b) in enumerate(sorted_pairs, 1):
  60. solutions = solutions_by_pair[(a, b)]
  61. print(f"\n{i}. 组合 a={a}, b={b}: {len(solutions)} 个解")
  62.  
  63. for j, (x, y) in enumerate(solutions, 1):
  64. diff = abs(x - y)
  65. ax = a * x
  66. by = b * y
  67. tag = "[平衡解]" if j <= 2 else "[原始解]"
  68. print(f" {j}. x={x}, y={y} (差值: {diff}, a*x={ax}, b*y={by}, a*x + b*y = {ax + by:.1f}) {tag}")
  69.  
  70. if __name__ == "__main__":
  71. import time
  72. start_time = time.time()
  73.  
  74. solutions_by_pair = find_solutions()
  75. display_solutions(solutions_by_pair)
  76.  
  77. print(f"计算耗时: {time.time() - start_time:.2f}秒")
Success #stdin #stdout 0.08s 9592KB
stdin
Standard input is empty
stdout
总计算次数: 360,000
共找到 30 组有效(a, b)组合,目标值为 175721

1. 组合 a=35, b=40.5: 5 个解
   1. x=2299, y=2352  (差值: 53, a*x=80465, b*y=95256.0, a*x + b*y = 175721.0) [平衡解]
   2. x=2380, y=2282  (差值: 98, a*x=83300, b*y=92421.0, a*x + b*y = 175721.0) [平衡解]
   3. x=31, y=4312  (差值: 4281, a*x=1085, b*y=174636.0, a*x + b*y = 175721.0) [原始解]
   4. x=112, y=4242  (差值: 4130, a*x=3920, b*y=171801.0, a*x + b*y = 175721.0) [原始解]
   5. x=193, y=4172  (差值: 3979, a*x=6755, b*y=168966.0, a*x + b*y = 175721.0) [原始解]

2. 组合 a=35, b=58: 5 个解
   1. x=1877, y=1897  (差值: 20, a*x=65695, b*y=110026, a*x + b*y = 175721.0) [平衡解]
   2. x=1935, y=1862  (差值: 73, a*x=67725, b*y=107996, a*x + b*y = 175721.0) [平衡解]
   3. x=21, y=3017  (差值: 2996, a*x=735, b*y=174986, a*x + b*y = 175721.0) [原始解]
   4. x=79, y=2982  (差值: 2903, a*x=2765, b*y=172956, a*x + b*y = 175721.0) [原始解]
   5. x=137, y=2947  (差值: 2810, a*x=4795, b*y=170926, a*x + b*y = 175721.0) [原始解]

3. 组合 a=35, b=67: 5 个解
   1. x=1751, y=1708  (差值: 43, a*x=61285, b*y=114436, a*x + b*y = 175721.0) [平衡解]
   2. x=1684, y=1743  (差值: 59, a*x=58940, b*y=116781, a*x + b*y = 175721.0) [平衡解]
   3. x=9, y=2618  (差值: 2609, a*x=315, b*y=175406, a*x + b*y = 175721.0) [原始解]
   4. x=76, y=2583  (差值: 2507, a*x=2660, b*y=173061, a*x + b*y = 175721.0) [原始解]
   5. x=143, y=2548  (差值: 2405, a*x=5005, b*y=170716, a*x + b*y = 175721.0) [原始解]

4. 组合 a=35, b=73: 5 个解
   1. x=1648, y=1617  (差值: 31, a*x=57680, b*y=118041, a*x + b*y = 175721.0) [平衡解]
   2. x=1575, y=1652  (差值: 77, a*x=55125, b*y=120596, a*x + b*y = 175721.0) [平衡解]
   3. x=42, y=2387  (差值: 2345, a*x=1470, b*y=174251, a*x + b*y = 175721.0) [原始解]
   4. x=115, y=2352  (差值: 2237, a*x=4025, b*y=171696, a*x + b*y = 175721.0) [原始解]
   5. x=188, y=2317  (差值: 2129, a*x=6580, b*y=169141, a*x + b*y = 175721.0) [原始解]

5. 组合 a=35, b=90.5: 5 个解
   1. x=1473, y=1372  (差值: 101, a*x=51555, b*y=124166.0, a*x + b*y = 175721.0) [平衡解]
   2. x=1292, y=1442  (差值: 150, a*x=45220, b*y=130501.0, a*x + b*y = 175721.0) [平衡解]
   3. x=25, y=1932  (差值: 1907, a*x=875, b*y=174846.0, a*x + b*y = 175721.0) [原始解]
   4. x=206, y=1862  (差值: 1656, a*x=7210, b*y=168511.0, a*x + b*y = 175721.0) [原始解]
   5. x=387, y=1792  (差值: 1405, a*x=13545, b*y=162176.0, a*x + b*y = 175721.0) [原始解]

6. 组合 a=40.5, b=35: 5 个解
   1. x=2352, y=2299  (差值: 53, a*x=95256.0, b*y=80465, a*x + b*y = 175721.0) [平衡解]
   2. x=2282, y=2380  (差值: 98, a*x=92421.0, b*y=83300, a*x + b*y = 175721.0) [平衡解]
   3. x=42, y=4972  (差值: 4930, a*x=1701.0, b*y=174020, a*x + b*y = 175721.0) [原始解]
   4. x=112, y=4891  (差值: 4779, a*x=4536.0, b*y=171185, a*x + b*y = 175721.0) [原始解]
   5. x=182, y=4810  (差值: 4628, a*x=7371.0, b*y=168350, a*x + b*y = 175721.0) [原始解]

7. 组合 a=40.5, b=58: 5 个解
   1. x=1814, y=1763  (差值: 51, a*x=73467.0, b*y=102254, a*x + b*y = 175721.0) [平衡解]
   2. x=1698, y=1844  (差值: 146, a*x=68769.0, b*y=106952, a*x + b*y = 175721.0) [平衡解]
   3. x=74, y=2978  (差值: 2904, a*x=2997.0, b*y=172724, a*x + b*y = 175721.0) [原始解]
   4. x=190, y=2897  (差值: 2707, a*x=7695.0, b*y=168026, a*x + b*y = 175721.0) [原始解]
   5. x=306, y=2816  (差值: 2510, a*x=12393.0, b*y=163328, a*x + b*y = 175721.0) [原始解]

8. 组合 a=40.5, b=67: 5 个解
   1. x=1586, y=1664  (差值: 78, a*x=64233.0, b*y=111488, a*x + b*y = 175721.0) [平衡解]
   2. x=1720, y=1583  (差值: 137, a*x=69660.0, b*y=106061, a*x + b*y = 175721.0) [平衡解]
   3. x=112, y=2555  (差值: 2443, a*x=4536.0, b*y=171185, a*x + b*y = 175721.0) [原始解]
   4. x=246, y=2474  (差值: 2228, a*x=9963.0, b*y=165758, a*x + b*y = 175721.0) [原始解]
   5. x=380, y=2393  (差值: 2013, a*x=15390.0, b*y=160331, a*x + b*y = 175721.0) [原始解]

9. 组合 a=40.5, b=73: 5 个解
   1. x=1572, y=1535  (差值: 37, a*x=63666.0, b*y=112055, a*x + b*y = 175721.0) [平衡解]
   2. x=1426, y=1616  (差值: 190, a*x=57753.0, b*y=117968, a*x + b*y = 175721.0) [平衡解]
   3. x=112, y=2345  (差值: 2233, a*x=4536.0, b*y=171185, a*x + b*y = 175721.0) [原始解]
   4. x=258, y=2264  (差值: 2006, a*x=10449.0, b*y=165272, a*x + b*y = 175721.0) [原始解]
   5. x=404, y=2183  (差值: 1779, a*x=16362.0, b*y=159359, a*x + b*y = 175721.0) [原始解]

10. 组合 a=40.5, b=90.5: 5 个解
   1. x=1340, y=1342  (差值: 2, a*x=54270.0, b*y=121451.0, a*x + b*y = 175721.0) [平衡解]
   2. x=1521, y=1261  (差值: 260, a*x=61600.5, b*y=114120.5, a*x + b*y = 175721.0) [平衡解]
   3. x=73, y=1909  (差值: 1836, a*x=2956.5, b*y=172764.5, a*x + b*y = 175721.0) [原始解]
   4. x=254, y=1828  (差值: 1574, a*x=10287.0, b*y=165434.0, a*x + b*y = 175721.0) [原始解]
   5. x=435, y=1747  (差值: 1312, a*x=17617.5, b*y=158103.5, a*x + b*y = 175721.0) [原始解]

11. 组合 a=58, b=35: 5 个解
   1. x=1897, y=1877  (差值: 20, a*x=110026, b*y=65695, a*x + b*y = 175721.0) [平衡解]
   2. x=1862, y=1935  (差值: 73, a*x=107996, b*y=67725, a*x + b*y = 175721.0) [平衡解]
   3. x=7, y=5009  (差值: 5002, a*x=406, b*y=175315, a*x + b*y = 175721.0) [原始解]
   4. x=42, y=4951  (差值: 4909, a*x=2436, b*y=173285, a*x + b*y = 175721.0) [原始解]
   5. x=77, y=4893  (差值: 4816, a*x=4466, b*y=171255, a*x + b*y = 175721.0) [原始解]

12. 组合 a=58, b=40.5: 5 个解
   1. x=1763, y=1814  (差值: 51, a*x=102254, b*y=73467.0, a*x + b*y = 175721.0) [平衡解]
   2. x=1844, y=1698  (差值: 146, a*x=106952, b*y=68769.0, a*x + b*y = 175721.0) [平衡解]
   3. x=62, y=4250  (差值: 4188, a*x=3596, b*y=172125.0, a*x + b*y = 175721.0) [原始解]
   4. x=143, y=4134  (差值: 3991, a*x=8294, b*y=167427.0, a*x + b*y = 175721.0) [原始解]
   5. x=224, y=4018  (差值: 3794, a*x=12992, b*y=162729.0, a*x + b*y = 175721.0) [原始解]

13. 组合 a=58, b=67: 5 个解
   1. x=1439, y=1377  (差值: 62, a*x=83462, b*y=92259, a*x + b*y = 175721.0) [平衡解]
   2. x=1372, y=1435  (差值: 63, a*x=79576, b*y=96145, a*x + b*y = 175721.0) [平衡解]
   3. x=32, y=2595  (差值: 2563, a*x=1856, b*y=173865, a*x + b*y = 175721.0) [原始解]
   4. x=99, y=2537  (差值: 2438, a*x=5742, b*y=169979, a*x + b*y = 175721.0) [原始解]
   5. x=166, y=2479  (差值: 2313, a*x=9628, b*y=166093, a*x + b*y = 175721.0) [原始解]

14. 组合 a=58, b=73: 5 个解
   1. x=1362, y=1325  (差值: 37, a*x=78996, b*y=96725, a*x + b*y = 175721.0) [平衡解]
   2. x=1289, y=1383  (差值: 94, a*x=74762, b*y=100959, a*x + b*y = 175721.0) [平衡解]
   3. x=48, y=2369  (差值: 2321, a*x=2784, b*y=172937, a*x + b*y = 175721.0) [原始解]
   4. x=121, y=2311  (差值: 2190, a*x=7018, b*y=168703, a*x + b*y = 175721.0) [原始解]
   5. x=194, y=2253  (差值: 2059, a*x=11252, b*y=164469, a*x + b*y = 175721.0) [原始解]

15. 组合 a=58, b=90.5: 5 个解
   1. x=1254, y=1138  (差值: 116, a*x=72732, b*y=102989.0, a*x + b*y = 175721.0) [平衡解]
   2. x=1073, y=1254  (差值: 181, a*x=62234, b*y=113487.0, a*x + b*y = 175721.0) [平衡解]
   3. x=168, y=1834  (差值: 1666, a*x=9744, b*y=165977.0, a*x + b*y = 175721.0) [原始解]
   4. x=349, y=1718  (差值: 1369, a*x=20242, b*y=155479.0, a*x + b*y = 175721.0) [原始解]
   5. x=530, y=1602  (差值: 1072, a*x=30740, b*y=144981.0, a*x + b*y = 175721.0) [原始解]

16. 组合 a=67, b=35: 5 个解
   1. x=1708, y=1751  (差值: 43, a*x=114436, b*y=61285, a*x + b*y = 175721.0) [平衡解]
   2. x=1743, y=1684  (差值: 59, a*x=116781, b*y=58940, a*x + b*y = 175721.0) [平衡解]
   3. x=28, y=4967  (差值: 4939, a*x=1876, b*y=173845, a*x + b*y = 175721.0) [原始解]
   4. x=63, y=4900  (差值: 4837, a*x=4221, b*y=171500, a*x + b*y = 175721.0) [原始解]
   5. x=98, y=4833  (差值: 4735, a*x=6566, b*y=169155, a*x + b*y = 175721.0) [原始解]

17. 组合 a=67, b=40.5: 5 个解
   1. x=1664, y=1586  (差值: 78, a*x=111488, b*y=64233.0, a*x + b*y = 175721.0) [平衡解]
   2. x=1583, y=1720  (差值: 137, a*x=106061, b*y=69660.0, a*x + b*y = 175721.0) [平衡解]
   3. x=44, y=4266  (差值: 4222, a*x=2948, b*y=172773.0, a*x + b*y = 175721.0) [原始解]
   4. x=125, y=4132  (差值: 4007, a*x=8375, b*y=167346.0, a*x + b*y = 175721.0) [原始解]
   5. x=206, y=3998  (差值: 3792, a*x=13802, b*y=161919.0, a*x + b*y = 175721.0) [原始解]

18. 组合 a=67, b=58: 5 个解
   1. x=1377, y=1439  (差值: 62, a*x=92259, b*y=83462, a*x + b*y = 175721.0) [平衡解]
   2. x=1435, y=1372  (差值: 63, a*x=96145, b*y=79576, a*x + b*y = 175721.0) [平衡解]
   3. x=43, y=2980  (差值: 2937, a*x=2881, b*y=172840, a*x + b*y = 175721.0) [原始解]
   4. x=101, y=2913  (差值: 2812, a*x=6767, b*y=168954, a*x + b*y = 175721.0) [原始解]
   5. x=159, y=2846  (差值: 2687, a*x=10653, b*y=165068, a*x + b*y = 175721.0) [原始解]

19. 组合 a=67, b=73: 5 个解
   1. x=1288, y=1225  (差值: 63, a*x=86296, b*y=89425, a*x + b*y = 175721.0) [平衡解]
   2. x=1215, y=1292  (差值: 77, a*x=81405, b*y=94316, a*x + b*y = 175721.0) [平衡解]
   3. x=47, y=2364  (差值: 2317, a*x=3149, b*y=172572, a*x + b*y = 175721.0) [原始解]
   4. x=120, y=2297  (差值: 2177, a*x=8040, b*y=167681, a*x + b*y = 175721.0) [原始解]
   5. x=193, y=2230  (差值: 2037, a*x=12931, b*y=162790, a*x + b*y = 175721.0) [原始解]

20. 组合 a=67, b=90.5: 5 个解
   1. x=1172, y=1074  (差值: 98, a*x=78524, b*y=97197.0, a*x + b*y = 175721.0) [平衡解]
   2. x=991, y=1208  (差值: 217, a*x=66397, b*y=109324.0, a*x + b*y = 175721.0) [平衡解]
   3. x=86, y=1878  (差值: 1792, a*x=5762, b*y=169959.0, a*x + b*y = 175721.0) [原始解]
   4. x=267, y=1744  (差值: 1477, a*x=17889, b*y=157832.0, a*x + b*y = 175721.0) [原始解]
   5. x=448, y=1610  (差值: 1162, a*x=30016, b*y=145705.0, a*x + b*y = 175721.0) [原始解]

21. 组合 a=73, b=35: 5 个解
   1. x=1617, y=1648  (差值: 31, a*x=118041, b*y=57680, a*x + b*y = 175721.0) [平衡解]
   2. x=1652, y=1575  (差值: 77, a*x=120596, b*y=55125, a*x + b*y = 175721.0) [平衡解]
   3. x=7, y=5006  (差值: 4999, a*x=511, b*y=175210, a*x + b*y = 175721.0) [原始解]
   4. x=42, y=4933  (差值: 4891, a*x=3066, b*y=172655, a*x + b*y = 175721.0) [原始解]
   5. x=77, y=4860  (差值: 4783, a*x=5621, b*y=170100, a*x + b*y = 175721.0) [原始解]

22. 组合 a=73, b=40.5: 5 个解
   1. x=1535, y=1572  (差值: 37, a*x=112055, b*y=63666.0, a*x + b*y = 175721.0) [平衡解]
   2. x=1616, y=1426  (差值: 190, a*x=117968, b*y=57753.0, a*x + b*y = 175721.0) [平衡解]
   3. x=77, y=4200  (差值: 4123, a*x=5621, b*y=170100.0, a*x + b*y = 175721.0) [原始解]
   4. x=158, y=4054  (差值: 3896, a*x=11534, b*y=164187.0, a*x + b*y = 175721.0) [原始解]
   5. x=239, y=3908  (差值: 3669, a*x=17447, b*y=158274.0, a*x + b*y = 175721.0) [原始解]

23. 组合 a=73, b=58: 5 个解
   1. x=1325, y=1362  (差值: 37, a*x=96725, b*y=78996, a*x + b*y = 175721.0) [平衡解]
   2. x=1383, y=1289  (差值: 94, a*x=100959, b*y=74762, a*x + b*y = 175721.0) [平衡解]
   3. x=49, y=2968  (差值: 2919, a*x=3577, b*y=172144, a*x + b*y = 175721.0) [原始解]
   4. x=107, y=2895  (差值: 2788, a*x=7811, b*y=167910, a*x + b*y = 175721.0) [原始解]
   5. x=165, y=2822  (差值: 2657, a*x=12045, b*y=163676, a*x + b*y = 175721.0) [原始解]

24. 组合 a=73, b=67: 5 个解
   1. x=1225, y=1288  (差值: 63, a*x=89425, b*y=86296, a*x + b*y = 175721.0) [平衡解]
   2. x=1292, y=1215  (差值: 77, a*x=94316, b*y=81405, a*x + b*y = 175721.0) [平衡解]
   3. x=19, y=2602  (差值: 2583, a*x=1387, b*y=174334, a*x + b*y = 175721.0) [原始解]
   4. x=86, y=2529  (差值: 2443, a*x=6278, b*y=169443, a*x + b*y = 175721.0) [原始解]
   5. x=153, y=2456  (差值: 2303, a*x=11169, b*y=164552, a*x + b*y = 175721.0) [原始解]

25. 组合 a=73, b=90.5: 5 个解
   1. x=1036, y=1106  (差值: 70, a*x=75628, b*y=100093.0, a*x + b*y = 175721.0) [平衡解]
   2. x=1217, y=960  (差值: 257, a*x=88841, b*y=86880.0, a*x + b*y = 175721.0) [平衡解]
   3. x=131, y=1836  (差值: 1705, a*x=9563, b*y=166158.0, a*x + b*y = 175721.0) [原始解]
   4. x=312, y=1690  (差值: 1378, a*x=22776, b*y=152945.0, a*x + b*y = 175721.0) [原始解]
   5. x=493, y=1544  (差值: 1051, a*x=35989, b*y=139732.0, a*x + b*y = 175721.0) [原始解]

26. 组合 a=90.5, b=35: 5 个解
   1. x=1372, y=1473  (差值: 101, a*x=124166.0, b*y=51555, a*x + b*y = 175721.0) [平衡解]
   2. x=1442, y=1292  (差值: 150, a*x=130501.0, b*y=45220, a*x + b*y = 175721.0) [平衡解]
   3. x=42, y=4912  (差值: 4870, a*x=3801.0, b*y=171920, a*x + b*y = 175721.0) [原始解]
   4. x=112, y=4731  (差值: 4619, a*x=10136.0, b*y=165585, a*x + b*y = 175721.0) [原始解]
   5. x=182, y=4550  (差值: 4368, a*x=16471.0, b*y=159250, a*x + b*y = 175721.0) [原始解]

27. 组合 a=90.5, b=40.5: 5 个解
   1. x=1342, y=1340  (差值: 2, a*x=121451.0, b*y=54270.0, a*x + b*y = 175721.0) [平衡解]
   2. x=1261, y=1521  (差值: 260, a*x=114120.5, b*y=61600.5, a*x + b*y = 175721.0) [平衡解]
   3. x=46, y=4236  (差值: 4190, a*x=4163.0, b*y=171558.0, a*x + b*y = 175721.0) [原始解]
   4. x=127, y=4055  (差值: 3928, a*x=11493.5, b*y=164227.5, a*x + b*y = 175721.0) [原始解]
   5. x=208, y=3874  (差值: 3666, a*x=18824.0, b*y=156897.0, a*x + b*y = 175721.0) [原始解]

28. 组合 a=90.5, b=58: 5 个解
   1. x=1138, y=1254  (差值: 116, a*x=102989.0, b*y=72732, a*x + b*y = 175721.0) [平衡解]
   2. x=1254, y=1073  (差值: 181, a*x=113487.0, b*y=62234, a*x + b*y = 175721.0) [平衡解]
   3. x=94, y=2883  (差值: 2789, a*x=8507.0, b*y=167214, a*x + b*y = 175721.0) [原始解]
   4. x=210, y=2702  (差值: 2492, a*x=19005.0, b*y=156716, a*x + b*y = 175721.0) [原始解]
   5. x=326, y=2521  (差值: 2195, a*x=29503.0, b*y=146218, a*x + b*y = 175721.0) [原始解]

29. 组合 a=90.5, b=67: 5 个解
   1. x=1074, y=1172  (差值: 98, a*x=97197.0, b*y=78524, a*x + b*y = 175721.0) [平衡解]
   2. x=1208, y=991  (差值: 217, a*x=109324.0, b*y=66397, a*x + b*y = 175721.0) [平衡解]
   3. x=2, y=2620  (差值: 2618, a*x=181.0, b*y=175540, a*x + b*y = 175721.0) [原始解]
   4. x=136, y=2439  (差值: 2303, a*x=12308.0, b*y=163413, a*x + b*y = 175721.0) [原始解]
   5. x=270, y=2258  (差值: 1988, a*x=24435.0, b*y=151286, a*x + b*y = 175721.0) [原始解]

30. 组合 a=90.5, b=73: 5 个解
   1. x=1106, y=1036  (差值: 70, a*x=100093.0, b*y=75628, a*x + b*y = 175721.0) [平衡解]
   2. x=960, y=1217  (差值: 257, a*x=86880.0, b*y=88841, a*x + b*y = 175721.0) [平衡解]
   3. x=84, y=2303  (差值: 2219, a*x=7602.0, b*y=168119, a*x + b*y = 175721.0) [原始解]
   4. x=230, y=2122  (差值: 1892, a*x=20815.0, b*y=154906, a*x + b*y = 175721.0) [原始解]
   5. x=376, y=1941  (差值: 1565, a*x=34028.0, b*y=141693, a*x + b*y = 175721.0) [原始解]
计算耗时: 0.05秒