数学中国

 找回密码
 注册
搜索
热搜: 活动 交友 discuz
楼主: ysr

数论问题巅峰对决

[复制链接]
 楼主| 发表于 2020-9-23 20:09 | 显示全部楼层
代码如下:(只发主程序)

Private Sub Command1_Click()
Dim a, b
a = Val(Text1)
a1 = a
Q = Val(Text2)
m = Sqr(Q)
If Right(a, 1) Mod 2 = 0 Then
a = a + 1
Else
a = a
End If
s = 0
Do While a <= m
b = a + 570
c = fenjieyinzi0(Val(a))
d = fenjieyinzi0(Val(b))
If InStr(c, "*") = 0 And InStr(d, "*") = 0 Then
s = s + 1
Print a, b, a + 285
Text3 = Text3 & "/" & a + 285 & vbCrLf
Else
s = s
End If
a = a + 2
Loop
a2 = a
s1 = s
Do While a2 <= Q
B1 = a2 + 570
c1 = fenjieyinzi0(Val(a2))
D1 = fenjieyinzi0(Val(B1))

If InStr(c1, "*") = 0 And InStr(D1, "*") = 0 Then
s1 = s1 + 1
Print a2, B1, a2 + 285
Text3 = Text3 & "/" & a2 + 285 & vbCrLf
Else
s1 = s1
End If
a2 = a2 + 2

Loop
Combo1 = a1 & "与" & Q & "之间有" & s1 & "对p,p+570素数对(仅显示孪中p+285):" & vbCrLf & Text3
s103 = DeleteSpace1(Text3)
s103 = Mid(s103, 1)
Dim i As Integer
Dim ak(), s105, cr(), f
Set f = CreateObject("Scripting.Dictionary")
s105 = Split(s103, "/")
   j1 = UBound(s105)
   Print j1
   For k = 1 To j1
      n1 = n1 + 1
       ReDim Preserve ak(1 To n1)
      ak(n1) = s105(n1)
    Next
    Print ak(1)
     n = 0
        For k = 1 To j1
           For i = 1 To j1
             n = n + 1
             ReDim Preserve cr(1 To n)
            m = Val(ak(k)) + Val(ak(i))
            f(m) = ""
      Next
    Next
      n = 0
      m = f.Keys
      For i = 0 To f.Count - 1
          ReDim Preserve cr(1 To i + 1)
          cr(i + 1) = m(i)
      Next
     For i = 1 To UBound(cr) - 1
        For j = i + 1 To UBound(cr)
            If cr(i) > cr(j) Then
                temp = cr(j)
                cr(j) = cr(i)
                cr(i) = temp  'c数组是排序好的
            End If
        Next j
        
       ' If i Mod 20 = 0 Then
       ' s104 = s104 & temp & "/" & vbCrLf
       ' Else
       ' s104 = s104 & temp & "/"
       ' End If
    Next i
   
      For i = 1 To UBound(cr)
        If i Mod 20 = 0 Then
          s104 = s104 & cr(i) & "/" & vbCrLf
        Else
          s104 = s104 & cr(i) & "/"
        End If
     Next
         Print temp
         MsgBox "ok"
     MsgBox s104  '显示数组
Text4 = s104
End Sub

Private Sub Command2_Click()
Text1 = ""
Text2 = ""
Text3 = ""
Combo1 = ""
Form1.Cls
End Sub
回复 支持 反对

使用道具 举报

发表于 2020-9-23 20:12 | 显示全部楼层
k=1,  2n>=64,  起点最小,

k=7,  2n>=280,  起点第二小,

k=13,  2n>=1188,  起点高了些,

k=1至9,2n>=676,  就可以了,但,

k=1至10,2n>=970,我是为了取偶数个k, 才这样选择,十全九美,
回复 支持 反对

使用道具 举报

 楼主| 发表于 2020-9-23 20:15 | 显示全部楼层
额,好的!
起点不同,从起点开始都可以全覆盖后面的偶数。
回复 支持 反对

使用道具 举报

发表于 2020-9-23 20:40 | 显示全部楼层
孪中数p+3,  2n>=8014,  起点过高,

孪中数p+6,  2n>=19248,  起点更高了,

一般人不喜欢的,
回复 支持 反对

使用道具 举报

 楼主| 发表于 2020-9-23 20:44 | 显示全部楼层
1与5000之间有243对p,p+6素数对(仅显示孪中p+3):
/8
/10
/14
/16
/20
/26
/34
/40
/44
/50
/56
/64
/70
/76
/86
/100
/104
/106
/110
/134
/154
/160
/170
/176
/194
/196
/226
/230
/236
/254
/260
/266
/274
/280
/310
/314
/334
/350
/356
/370
/376
/386
/436
/446
/460
/464
/506
/544
/560
/566
/574
/590
/596
/604
/610
/616
/644
/650
/656
/680
/730
/736
/754
/824
/826
/856
/860
/880
/884
/944
/950
/974
/980
/994
/1016
/1036
/1066
/1090
/1094
/1100
/1106
/1120
/1126
/1184
/1190
/1220
/1226
/1234
/1280
/1286
/1294
/1300
/1304
/1324
/1364
/1370
/1426
/1430
/1436
/1450
/1456
/1484
/1486
/1490
/1496
/1546
/1556
/1604
/1610
/1616
/1624
/1660
/1666
/1696
/1744
/1750
/1756
/1780
/1786
/1864
/1870
/1874
/1876
/1904
/1910
/1976
/1990
/1996
/2000
/2014
/2066
/2084
/2086
/2134
/2140
/2210
/2240
/2270
/2284
/2290
/2336
/2344
/2354
/2374
/2380
/2386
/2396
/2414
/2420
/2444
/2470
/2546
/2554
/2660
/2674
/2680
/2686
/2690
/2696
/2710
/2716
/2794
/2800
/2840
/2854
/2900
/2906
/2960
/2966
/3064
/3086
/3166
/3184
/3206
/3254
/3256
/3304
/3310
/3316
/3326
/3410
/3460
/3464
/3466
/3514
/3530
/3536
/3544
/3610
/3620
/3634
/3640
/3674
/3694
/3730
/3736
/3764
/3800
/3850
/3914
/3920
/3926
/4004
/4010
/4016
/4024
/4054
/4076
/4096
/4130
/4136
/4156
/4214
/4256
/4286
/4360
/4394
/4444
/4454
/4460
/4510
/4516
/4520
/4564
/4594
/4600
/4640
/4646
/4654
/4660
/4676
/4726
/4786
/4790
/4796
/4874
/4906
/4934
/4940
/4954
/4970
/4990
/4996
回复 支持 反对

使用道具 举报

 楼主| 发表于 2020-9-23 20:46 | 显示全部楼层
16/18/20/22/24/26/28/30/32/34/36/40/42/44/46/48/50/52/54/56/
58/60/64/66/68/70/72/74/76/78/80/82/84/86/88/90/92/94/96/98/
100/102/104/106/108/110/112/114/116/118/120/122/124/126/128/130/132/134/136/138/
140/142/144/146/148/150/152/154/156/160/162/164/166/168/170/172/174/176/178/180/
182/184/186/188/190/192/194/196/198/200/202/204/206/208/210/212/214/216/218/220/
222/224/226/228/230/232/234/236/238/240/242/244/246/250/252/254/256/258/260/262/
264/266/268/270/272/274/276/280/282/284/286/288/290/292/294/296/298/300/302/304/
306/308/310/312/314/316/318/320/322/324/326/328/330/332/334/336/338/340/342/344/
346/348/350/352/354/356/358/360/364/366/368/370/372/374/376/378/380/382/384/386/
388/390/392/394/396/398/400/402/404/406/408/410/412/414/416/418/420/422/424/426/
428/430/432/434/436/438/440/442/444/446/448/450/452/454/456/460/462/464/466/468/
470/472/474/476/478/480/482/484/486/488/490/492/494/496/498/500/502/504/506/508/
510/512/514/516/520/522/524/526/528/530/532/534/536/540/542/544/546/548/550/552/
554/556/558/560/562/564/566/568/570/572/574/576/578/580/582/584/586/588/590/592/
594/596/598/600/602/604/606/608/610/612/614/616/618/620/622/624/626/628/630/632/
634/636/638/640/642/644/646/648/650/652/654/656/658/660/662/664/666/668/670/672/
674/676/678/680/682/684/686/688/690/692/694/696/698/700/702/704/706/708/710/712/
714/716/718/720/722/724/726/728/730/732/734/736/738/740/742/744/746/748/750/752/
754/756/758/760/762/764/766/768/770/772/774/776/778/780/784/786/788/790/792/794/
796/798/800/802/804/806/810/812/814/816/818/820/822/824/826/828/830/832/834/836/
838/840/842/844/846/848/850/852/854/856/858/860/862/864/866/868/870/872/874/876/
878/880/882/884/886/888/890/892/894/896/898/900/902/904/906/908/910/912/914/916/
918/920/922/924/926/928/930/932/934/936/938/940/942/944/946/948/950/952/954/956/
958/960/962/964/966/970/972/974/976/978/980/982/984/986/988/990/992/994/996/1000/
1002/1004/1006/1008/1010/1012/1014/1016/1018/1020/1022/1024/1026/1028/1030/1032/1034/1036/1038/1040/
1042/1044/1046/1048/1050/1052/1054/1056/1058/1060/1062/1064/1066/1068/1070/1072/1074/1076/1078/1080/
1082/1084/1086/1088/1090/1092/1094/1096/1098/1100/1102/1104/1106/1108/1110/1112/1114/1116/1118/1120/
1122/1124/1126/1128/1130/1132/1134/1136/1138/1140/1142/1144/1146/1148/1150/1152/1154/1156/1158/1160/
1162/1164/1166/1168/1170/1172/1174/1176/1178/1180/1182/1184/1186/1188/1190/1192/1194/1196/1198/1200/
1202/1204/1206/1208/1210/1212/1214/1216/1218/1220/1222/1224/1226/1228/1230/1232/1234/1236/1240/1242/
1244/1246/1248/1250/1252/1254/1256/1258/1260/1262/1264/1266/1268/1270/1272/1274/1276/1278/1280/1282/
1284/1286/1288/1290/1292/1294/1296/1298/1300/1302/1304/1306/1308/1310/1312/1314/1316/1318/1320/1322/
1324/1326/1328/1330/1332/1334/1336/1338/1340/1342/1344/1346/1348/1350/1352/1354/1356/1358/1360/1362/
1364/1366/1368/1370/1372/1374/1376/1378/1380/1384/1386/1388/1390/1392/1394/1396/1398/1400/1402/1404/
1406/1408/1410/1412/1414/1416/1420/1422/1424/1426/1428/1430/1434/1436/1438/1440/1442/1444/1446/1448/
1450/1452/1454/1456/1458/1460/1462/1464/1466/1468/1470/1472/1474/1476/1478/1480/1482/1484/1486/1488/
1490/1492/1494/1496/1498/1500/1502/1504/1506/1508/1510/1512/1514/1516/1518/1520/1522/1524/1526/1528/
1530/1532/1534/1536/1538/1540/1542/1544/1546/1548/1550/1552/1554/1556/1558/1560/1562/1564/1566/1568/
1570/1572/1574/1576/1578/1580/1582/1584/1586/1588/1590/1592/1594/1596/1598/1600/1602/1604/1606/1608/
1610/1612/1614/1616/1618/1620/1622/1624/1626/1628/1630/1632/1634/1636/1638/1640/1642/1644/1646/1648/
1650/1652/1654/1656/1658/1660/1662/1664/1666/1668/1670/1672/1674/1676/1678/1680/1682/1684/1686/1688/
1690/1692/1694/1696/1698/1700/1702/1704/1706/1708/1710/1712/1714/1716/1720/1722/1724/1726/1728/1730/
1732/1734/1736/1738/1740/1742/1744/1746/1748/1750/1752/1754/1756/1758/1760/1762/1764/1766/1768/1770/
1772/1774/1776/1778/1780/1782/1784/1786/1788/1790/1792/1794/1796/1798/1800/1802/1804/1806/1808/1810/
1812/1814/1816/1818/1820/1822/1824/1826/1828/1830/1832/1834/1836/1838/1840/1842/1844/1846/1848/1850/
1852/1854/1856/1858/1860/1862/1864/1866/1868/1870/1872/1874/1876/1878/1880/1882/1884/1886/1888/1890/
1892/1894/1896/1898/1900/1902/1904/1906/1908/1910/1912/1914/1916/1918/1920/1922/1924/1926/1928/1930/
1932/1934/1936/1938/1940/1942/1944/1946/1948/1950/1952/1954/1956/1958/1960/1962/1964/1966/1968/1970/
1972/1974/1976/1978/1980/1982/1984/1986/1988/1990/1992/1994/1996/1998/2000/2002/2004/2006/2008/2010/
2012/2014/2016/2018/2020/2022/2024/2026/2028/2030/2032/2034/2036/2038/2040/2042/2044/2046/2048/2050/
2052/2054/2056/2058/2060/2062/2064/2066/2068/2070/2072/2074/2076/2078/2080/2082/2084/2086/2088/2090/
2092/2094/2096/2098/2100/2102/2104/2106/2110/2112/2114/2116/2118/2120/2122/2124/2126/2128/2130/2132/
2134/2136/2138/2140/2142/2144/2146/2148/2150/2152/2154/2156/2158/2160/2162/2164/2166/2168/2170/2172/
2174/2176/2178/2180/2182/2184/2186/2188/2190/2192/2194/2196/2198/2200/2202/2204/2206/2208/2210/2212/
2214/2216/2218/2220/2222/2224/2226/2228/2230/2232/2234/2236/2238/2240/2242/2244/2246/2248/2250/2252/
2254/2256/2260/2262/2264/2266/2268/2270/2272/2274/2276/2278/2280/2282/2284/2286/2288/2290/2292/2294/
2296/2298/2300/2302/2304/2306/2308/2310/2312/2314/2316/2318/2320/2322/2324/2326/2328/2330/2332/2334/
2336/2338/2340/2342/2344/2346/2348/2350/2352/2354/2356/2358/2360/2362/2364/2366/2368/2370/2372/2374/
2376/2378/2380/2382/2384/2386/2388/2390/2392/2394/2396/2398/2400/2402/2404/2406/2408/2410/2412/2414/
2416/2418/2420/2422/2424/2426/2428/2430/2432/2434/2436/2438/2440/2442/2444/2446/2448/2450/2452/2454/
2456/2458/2460/2462/2464/2466/2468/2470/2472/2474/2476/2478/2480/2482/2484/2486/2488/2490/2492/2494/
2496/2498/2500/2502/2504/2506/2508/2510/2512/2514/2516/2518/2520/2522/2524/2526/2528/2530/2532/2534/
2536/2538/2540/2542/2544/2546/2548/2550/2552/2554/2556/2558/2560/2562/2564/2566/2568/2570/2572/2574/
2576/2578/2580/2582/2584/2586/2588/2590/2592/2594/2596/2598/2600/2602/2604/2606/2608/2610/2612/2614/
2616/2618/2620/2622/2624/2626/2628/2630/2632/2634/2636/2638/2640/2642/2644/2646/2648/2650/2652/2654/
2656/2658/2660/2662/2664/2666/2668/2670/2672/2674/2676/2678/2680/2682/2684/2686/2688/2690/2692/2694/
2696/2698/2700/2702/2704/2706/2708/2710/2712/2714/2716/2718/2720/2722/2724/2726/2728/2730/2732/2734/
2736/2738/2740/2742/2744/2746/2748/2750/2752/2754/2756/2758/2760/2762/2764/2766/2768/2770/2772/2774/
2776/2778/2780/2782/2784/2786/2788/2790/2792/2794/2796/2800/2802/2804/2806/2808/2810/2812/2814/2816/
2818/2820/2822/2824/2826/2828/2830/2832/2834/2836/2838/2840/2842/2844/2846/2848/2850/2852/2854/2856/
2858/2860/2862/2864/2866/2868/2870/2872/2874/2876/2878/2880/2882/2884/2886/2888/2890/2892/2894/2896/
2898/2900/2902/2904/2906/2908/2910/2912/2914/2916/2918/2920/2922/2924/2926/2928/2930/2932/2934/2936/
2940/2942/2944/2946/2948/2950/2952/2954/2956/2958/2960/2962/2964/2966/2968/2970/2972/2974/2976/2978/
2980/2982/2984/2986/2988/2990/2992/2994/2996/2998/3000/3002/3004/3006/3008/3010/3012/3014/3016/3018/
3020/3022/3024/3026/3028/3030/3032/3034/3036/3038/3040/3042/3044/3046/3048/3050/3052/3054/3056/3058/
3060/3062/3064/3066/3068/3070/3072/3074/3076/3078/3080/3082/3084/3086/3088/3090/3092/3094/3096/3098/
3100/3102/3104/3106/3108/3110/3112/3114/3116/3120/3122/3124/3126/3128/3130/3132/3134/3136/3138/3140/
3142/3144/3146/3150/3152/3154/3156/3158/3160/3162/3164/3166/3168/3170/3172/3174/3176/3178/3180/3182/
3184/3186/3188/3190/3192/3194/3196/3198/3200/3202/3204/3206/3208/3210/3212/3214/3216/3218/3220/3222/
3224/3226/3228/3230/3232/3234/3236/3238/3240/3242/3244/3246/3248/3250/3252/3254/3256/3258/3260/3262/
3264/3266/3268/3270/3272/3274/3276/3278/3280/3282/3284/3286/3288/3290/3292/3294/3296/3298/3300/3302/
3304/3306/3308/3310/3312/3314/3316/3318/3320/3322/3324/3326/3328/3330/3332/3334/3336/3338/3340/3342/
3344/3346/3348/3350/3352/3354/3356/3358/3360/3362/3364/3366/3368/3370/3372/3374/3376/3378/3380/3382/
3384/3386/3388/3390/3392/3394/3396/3398/3400/3402/3404/3406/3408/3410/3412/3414/3416/3418/3420/3422/
3424/3426/3428/3430/3432/3434/3436/3438/3440/3442/3444/3446/3448/3450/3452/3454/3456/3458/3460/3462/
3464/3466/3468/3470/3472/3474/3476/3478/3480/3482/3484/3486/3488/3490/3492/3494/3496/3498/3500/3502/
3504/3506/3508/3510/3512/3514/3516/3518/3520/3522/3524/3526/3528/3530/3532/3534/3536/3538/3540/3542/
3544/3546/3548/3550/3552/3554/3556/3558/3560/3562/3564/3566/3568/3570/3572/3574/3576/3578/3580/3582/
3584/3586/3588/3590/3592/3594/3596/3598/3600/3602/3604/3606/3608/3610/3612/3614/3616/3618/3620/3622/
3624/3626/3628/3630/3632/3634/3636/3638/3640/3642/3644/3646/3648/3650/3652/3654/3656/3658/3660/3662/
3664/3666/3668/3670/3672/3674/3676/3678/3680/3682/3684/3686/3688/3690/3692/3694/3696/3698/3700/3702/
3704/3706/3708/3710/3712/3714/3716/3718/3720/3722/3724/3726/3728/3730/3732/3734/3736/3738/3740/3742/
3744/3746/3748/3750/3752/3754/3756/3758/3760/3762/3764/3766/3768/3770/3772/3774/3776/3778/3780/3782/
3784/3786/3788/3790/3792/3794/3796/3798/3800/3802/3804/3806/3808/3810/3812/3814/3816/3818/3820/3822/
3824/3826/3828/3830/3832/3834/3836/3838/3840/3842/3844/3846/3848/3850/3852/3854/3856/3858/3860/3862/
3864/3866/3868/3870/3872/3874/3876/3878/3880/3882/3884/3886/3888/3890/3892/3894/3896/3898/3900/3902/
3904/3906/3908/3910/3912/3914/3916/3918/3920/3922/3924/3926/3928/3930/3932/3934/3936/3938/3940/3942/
3944/3946/3948/3950/3952/3954/3956/3958/3960/3962/3964/3966/3968/3970/3972/3974/3976/3978/3980/3982/
3984/3986/3988/3990/3992/3994/3996/3998/4000/4002/4004/4006/4008/4010/4012/4014/4016/4018/4020/4022/
4024/4026/4028/4030/4032/4034/4036/4038/4040/4042/4044/4046/4048/4050/4052/4054/4056/4058/4060/4062/
4064/4066/4068/4070/4072/4074/4076/4078/4080/4082/4084/4086/4088/4090/4092/4094/4096/4098/4100/4102/
4104/4106/4108/4110/4112/4114/4116/4118/4120/4122/4124/4126/4128/4130/4132/4134/4136/4138/4140/4142/
4144/4146/4148/4150/4152/4154/4156/4158/4160/4162/4164/4166/4168/4170/4172/4174/4176/4178/4180/4182/
4184/4186/4188/4190/4192/4194/4196/4198/4200/4202/4204/4206/4208/4210/4212/4214/4216/4218/4220/4222/
4224/4226/4228/4230/4232/4234/4236/4238/4240/4242/4244/4246/4248/4250/4252/4254/4256/4258/4260/4262/
4264/4266/4268/4270/4272/4274/4276/4278/4280/4282/4284/4286/4288/4290/4292/4294/4296/4298/4300/4302/
4304/4306/4308/4310/4312/4314/4316/4318/4320/4322/4324/4326/4328/4330/4332/4334/4336/4338/4340/4342/
4344/4346/4348/4350/4352/4354/4356/4358/4360/4362/4364/4366/4368/4370/4372/4374/4376/4378/4380/4382/
4384/4386/4388/4390/4392/4394/4396/4398/4400/4402/4404/4406/4408/4410/4412/4414/4416/4418/4420/4422/
4424/4426/4428/4430/4432/4434/4436/4438/4440/4442/4444/4446/4448/4450/4452/4454/4456/4458/4460/4462/
4464/4466/4468/4470/4472/4474/4476/4478/4480/4482/4484/4486/4488/4490/4492/4494/4496/4498/4500/4502/
4504/4506/4508/4510/4512/4514/4516/4518/4520/4522/4524/4526/4528/4530/4532/4534/4536/4538/4540/4542/
4544/4546/4548/4550/4552/4554/4556/4558/4560/4562/4564/4566/4568/4570/4572/4574/4576/4578/4580/4582/
4584/4586/4588/4590/4592/4594/4596/4598/4600/4602/4604/4606/4608/4610/4612/4614/4616/4618/4620/4622/
4624/4626/4628/4630/4632/4634/4636/4638/4640/4642/4644/4646/4648/4650/4652/4654/4656/4658/4660/4662/
4664/4666/4668/4670/4672/4674/4676/4678/4680/4682/4684/4686/4688/4690/4692/4694/4696/4698/4700/4702/
4704/4706/4708/4710/4712/4714/4716/4718/4720/4722/4724/4726/4728/4730/4732/4734/4736/4738/4740/4742/
4744/4746/4748/4750/4752/4754/4756/4758/4760/4762/4764/4766/4768/4770/4772/4774/4776/4778/4780/4782/
4784/4786/4788/4790/4792/4794/4796/4798/4800/4802/4804/4806/4808/4810/4812/4814/4816/4818/4820/4822/
4824/4826/4828/4830/4832/4834/4836/4838/4840/4842/4844/4846/4848/4850/4852/4854/4856/4858/4860/4862/
4864/4866/4868/4870/4872/4874/4876/4878/4880/4882/4884/4886/4888/4890/4892/4894/4896/4898/4900/4902/
4904/4906/4908/4910/4912/4914/4916/4918/4920/4922/4924/4926/4928/4930/4932/4934/4936/4938/4940/4942/
4944/4946/4948/4950/4952/4954/4956/4958/4960/4962/4964/4966/4968/4970/4972/4974/4976/4978/4980/4982/
4984/4986/4988/4990/4992/4994/4996/4998/5000/5002/5004/5006/5008/5010/5012/5014/5016/5018/5020/5022/
回复 支持 反对

使用道具 举报

发表于 2020-9-23 20:47 | 显示全部楼层
蔡氏偶数分拆

的 k 连续取值1,2,3,4,5,6,7,8,9,10, 起点才970,小于1000, 有可能

蔡氏偶数分拆

的 k 连续取值1,2,3,4,5,6,7,8,9,10,11,12, 起点还是970,小于1000,

不知孪中数p+180, 如何???
回复 支持 反对

使用道具 举报

 楼主| 发表于 2020-9-23 20:49 | 显示全部楼层
起点应该是3150吧?好像是这样。
回复 支持 反对

使用道具 举报

您需要登录后才可以回帖 登录 | 注册

本版积分规则

Archiver|手机版|小黑屋|数学中国 ( 京ICP备05040119号 )

GMT+8, 2025-6-29 13:28 , Processed in 0.092761 second(s), 15 queries .

Powered by Discuz! X3.4

Copyright © 2001-2020, Tencent Cloud.

快速回复 返回顶部 返回列表