3个5十l441010算24点点,怎么算?

2,5,7,9 .1,4 ,10,q .1,6,j,k .1,3,4,6.怎么算24点_百度作业帮
2,5,7,9 .1,4 ,10,q .1,6,j,k .1,3,4,6.怎么算24点
2,5,7,9 .1,4 ,10,q .1,6,j,k .1,3,4,6.怎么算24点
5 × 7 -(2 + 9)2:
(5 × 7) - (2 + 9)3:
5 × 7 - 2 - 94:
(5 × 7) - 2 - 95:
(5 × 7 - 2) - 96:
((5 × 7) - 2) - 97:
5 × 7 -(9 + 2)8:
(5 × 7) - (9 + 2)9:
5 × 7 - 9 - 210:
(5 × 7) - 9 - 211:
(5 × 7 - 9) - 212:
((5 × 7) - 9) - 213:
7 × 5 -(2 + 9)14:
(7 × 5) - (2 + 9)15:
7 × 5 - 2 - 916:
(7 × 5) - 2 - 917:
(7 × 5 - 2) - 918:
((7 × 5) - 2) - 919:
7 × 5 -(9 + 2)20:
(7 × 5) - (9 + 2)21:
7 × 5 - 9 - 222:
(7 × 5) - 9 - 223:
(7 × 5 - 9) - 224:
((7 × 5) - 9) - 21:
4 ÷ (1 - 10 ÷ 12)2:
4 ÷ (1 - (10 ÷ 12))3:
(4 × (10 - 1)) - 124:
4 × (10 - 1) - 125:
(10 - 1) × 4 - 126:
((10 - 1) × 4) - 127:
(10 ÷ (1 + 4)) × 128:
10 ÷ (1 + 4) × 129:
10 ÷ ((1 + 4) ÷ 12)10:
(10 ÷ (4 + 1)) × 1211:
10 ÷ (4 + 1) × 1212:
10 ÷ ((4 + 1) ÷ 12)13:
10 × (12 ÷ (1 + 4))14:
10 × 12 ÷(1 + 4)15:
(10 × 12) ÷ (1 + 4)16:
10 × (12 ÷ (4 + 1))17:
10 × 12 ÷(4 + 1)18:
(10 × 12) ÷ (4 + 1)19:
(12 ÷ (1 + 4)) × 1020:
12 ÷ (1 + 4) × 1021:
12 ÷ ((1 + 4) ÷ 10)22:
(12 ÷ (4 + 1)) × 1023:
12 ÷ (4 + 1) × 1024:
12 ÷ ((4 + 1) ÷ 10)25:
12 × (10 ÷ (1 + 4))26:
12 × 10 ÷(1 + 4)27:
(12 × 10) ÷ (1 + 4)28:
12 × (10 ÷ (4 + 1))29:
12 × 10 ÷(4 + 1)30:
(12 × 10) ÷ (4 + 1)1:
(1 + 11 × 13) ÷ 62:
(1 + (11 × 13)) ÷ 63:
(1 + 13 × 11) ÷ 64:
(1 + (13 × 11)) ÷ 65:
(11 × 13 + 1) ÷ 66:
((11 × 13) + 1) ÷ 67:
(13 × 11 + 1) ÷ 68:
((13 × 11) + 1) ÷ 61:
6 ÷ (1 - 3 ÷ 4)2:
6 ÷ (1 - (3 ÷ 4))您还未登陆,请登录后操作!
急急急,请帮忙。用以下三个数10,10,10,3算24点,可用加减乘除括号等方式,最后等于24
#include &stdafx.h&
//原理, 将4个数字和3个运算符按&波兰表达式&组成一个序列,
计算该序列的值是否为所求目标. 可以对这个序列的组成
进行遍历, 以确定是否有解.
//根据我的计算如果只限于用1-10之间的数字计算24, 总共有
715个不同的题目, 其中566个有解. 如果是1-13, 则有
1820个不同的题目, 其中1362个有解
int total = 0; //解的个数
//当前表达式栈指针
//表达式栈
void Evaluate(int& fz, int& fm)
//计算表达式的值, fz, fm为计算结果的分子, 分母
int op, l, m, opn[4];
op = s[sp];
//取栈顶元素
for (l = 0; l & 4; l += 2)
if ((m = s[++sp]) & 0) //是数字
提供一个终结&24点&的:
#include &stdafx.h&
//原理, 将4个数字和3个运算符按&波兰表达式&组成一个序列,
计算该序列的值是否为所求目标. 可以对这个序列的组成
进行遍历, 以确定是否有解.
//根据我的计算如果只限于用1-10之间的数字计算24, 总共有
715个不同的题目, 其中566个有解. 如果是1-13, 则有
1820个不同的题目, 其中1362个有解
int total = 0; //解的个数
//当前表达式栈指针
//表达式栈
void Evaluate(int& fz, int& fm)
//计算表达式的值, fz, fm为计算结果的分子, 分母
int op, l, m, opn[4];
op = s[sp];
//取栈顶元素
for (l = 0; l & 4; l += 2)
if ((m = s[++sp]) & 0) //是数字
opn[l + 1] = 1;
else //是运算符
Evaluate(opn[l], opn[l + 1]);
//根据运算符进行计算
//opn[0]/opn[1] 是第一个操作数,
//opn[2]/opn[3] 是第二个操作数,
switch (op)
fz = opn[0] * opn[2];
fm = opn[1] * opn[3];
fz = opn[0] * opn[3] + opn[1] * opn[2];
fm = opn[1] * opn[3];
fz = opn[0] * opn[3] - opn[1] * opn[2];
fm = opn[1] * opn[3];
fz = opn[0] * opn[3];
fm = opn[1] * opn[2];
void Display(CString& m)
//将表达式转换为字符串
for (i = 0; i & 7; i++)
switch (s[i])
case -4: m += &
case -3: m += &
case -2: m += &
case -1: m += &
default: n.Format(&%3d&, s[i]); m +=
void Compute(int target, int a, int b, int c, int d, CStringArray& ma)
// target - 计算结果(一般为24)
// a, b, c, d - 参加计算的4个数
// ma - 解的字符串表达形式
int l1, l2, l3, op1, op2, op3;
int l, fz, fm, num[4];
//记录表达式中间四个元素的排列方式
其中loc[i][0], loc[i][1]表示第二, 第三两个运算符的位置
loc[i][2], loc[i][3]表示第一, 第二两个操作数的位置
int loc[5][4] = {{1, 2, 3, 4}, {1, 3, 2, 4}, {1, 4, 2, 3},
{2, 3, 1, 4}, {2, 4, 1, 3}};
//num中记录a, b, c, d的一个排列
for (l1 = 0; l1 & 4; l1++)
for (l2 = 0; l2 & 4; l2++)
if (l2 == l1)
for (l3 = 0; l3 & 4; l3++)
if (l3 == l1 || l3 == l2)
num[6 - l1 - l2 - l3] =
//表达式最后两个必须是数字
s[5] = num[2];
s[6] = num[3];
for (l = 0; l & 5; l++)
s[loc[l][2]] = num[0];
s[loc[l][3]] = num[1];
for (op1 = -4; op1 & 0; op1++)
//表达式第一个必须运算符
s[0] = op1;
for (op2 = -4; op2 & 0; op2++)
s[loc[l][0]] = op2;
for (op3 = -4; op3 & 0; op3++)
s[loc[l][1]] = op3;
Evaluate(fz, fm);
//分母不为0, 可以整除, 商为24表示计算成功
if (fm != 0 && fz % fm == 0 && fz / fm == target)
Display(m);
ma.Add(m);
//这里加return就是只求一个解,
//否则是求出全部解(没有考虑剔除重复解)
110.187.233.*
用五个三用加减乘除括号等于十 。及及及。帮下忙
24点可以用立方吗?
每个数只能用一次吗?
您的举报已经提交成功,我们将尽快处理,谢谢!
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CopyRight , www.babsoft.net, Inc.All Rights Reserved.三个5和一个1怎样算24点?
三个5和一个1怎样算24点?
09-03-24 & 发布
(5-1/5)*5
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(5-1/5)*5
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5*(5-1/5)=24
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三个5和一个1算24点,怎么算?                5 5 X 5 -  1    = 25 - 1 = 24
{5 - (1 ÷ 5)} × 5 =(5 - 0.2)x 5 = 4.8 x 5 = 24
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(5-1/5)*5
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5X(5-1*5)=24
请登录后再发表评论!算24点3,7,9,13,
1,4,4,5
6,8,8,9,
2,8,9,13 如何解?
算24点3,7,9,13,
1,4,4,5
6,8,8,9,
2,8,9,13 如何解?
09-06-12 & 发布
3, 7, 9, 3的24点答案:1:  3 + 7 × 9 ÷ 32:  3 + (7 × 9) ÷ 33:  3 + (7 × 9 ÷ 3)4:  3 + ((7 × 9) ÷ 3)5:  3 + (7 × (9 ÷ 3))6:  3 + 7 ×(9 ÷ 3)7:  3 × 7 + 9 ÷ 38:  (3 × 7) + 9 ÷ 39:  3 × 7 +(9 ÷ 3)10:  (3 × 7) + (9 ÷ 3)11:  3 + 7 ÷ 3 × 912:  3 + (7 ÷ 3) × 913:  3 + (7 ÷ 3 × 9)14:  3 + ((7 ÷ 3) × 9)15:  3 + (7 ÷ (3 ÷ 9))16:  3 + 7 ÷(3 ÷ 9)17:  (3 - 7) × (3 - 9)18:  3 + 9 × 7 ÷ 319:  3 + (9 × 7) ÷ 320:  3 + (9 × 7 ÷ 3)21:  3 + ((9 × 7) ÷ 3)22:  3 + (9 × (7 ÷ 3))23:  3 + 9 ×(7 ÷ 3)24:  3 + 9 ÷ 3 × 725:  3 + (9 ÷ 3) × 726:  3 + (9 ÷ 3 × 7)27:  3 + ((9 ÷ 3) × 7)28:  3 + (9 ÷ (3 ÷ 7))29:  3 + 9 ÷(3 ÷ 7)30:  (3 - 9) × (3 - 7)31:  (7 - 3) × (9 - 3)32:  7 × 3 + 9 ÷ 333:  (7 × 3) + 9 ÷ 334:  7 × 3 +(9 ÷ 3)35:  (7 × 3) + (9 ÷ 3)36:  7 ÷ 3 × 9 + 337:  (7 ÷ 3) × 9 + 338:  (7 ÷ 3 × 9) + 339:  ((7 ÷ 3) × 9) + 340:  (7 ÷ (3 ÷ 9)) + 341:  7 ÷ (3 ÷ 9) + 342:  7 × 9 ÷ 3 + 343:  (7 × 9) ÷ 3 + 344:  (7 × 9 ÷ 3) + 345:  ((7 × 9) ÷ 3) + 346:  (7 × (9 ÷ 3)) + 347:  7 × (9 ÷ 3) + 348:  (9 - 3) × (7 - 3)49:  9 ÷ 3 + 7 × 350:  (9 ÷ 3) + 7 × 351:  9 ÷ 3 +(7 × 3)52:  (9 ÷ 3) + (7 × 3)53:  9 ÷ 3 × 7 + 354:  (9 ÷ 3) × 7 + 355:  (9 ÷ 3 × 7) + 356:  ((9 ÷ 3) × 7) + 357:  (9 ÷ (3 ÷ 7)) + 358:  9 ÷ (3 ÷ 7) + 359:  9 ÷ 3 + 3 × 760:  (9 ÷ 3) + 3 × 761:  9 ÷ 3 +(3 × 7)62:  (9 ÷ 3) + (3 × 7)63:  9 × 7 ÷ 3 + 364:  (9 × 7) ÷ 3 + 365:  (9 × 7 ÷ 3) + 366:  ((9 × 7) ÷ 3) + 367:  (9 × (7 ÷ 3)) + 368:  9 × (7 ÷ 3) + 31, 4, 4, 5 1:  1 × 4 + 4 × 52:  (1 × 4) + 4 × 53:  1 × (4 + 4 × 5)4:  1 × (4 + (4 × 5))5:  1 × 4 +(4 × 5)6:  (1 × 4) + (4 × 5)7:  1 × 4 + 5 × 48:  (1 × 4) + 5 × 49:  1 × (4 + 5 × 4)10:  1 × (4 + (5 × 4))11:  1 × 4 +(5 × 4)12:  (1 × 4) + (5 × 4)13:  1 × 4 × 5 + 414:  (1 × 4) × 5 + 415:  (1 × 4 × 5) + 416:  ((1 × 4) × 5) + 417:  (1 × (4 × 5)) + 418:  1 × (4 × 5) + 419:  1 × (4 × 5 + 4)20:  1 × ((4 × 5) + 4)21:  1 × 5 × 4 + 422:  (1 × 5) × 4 + 423:  (1 × 5 × 4) + 424:  ((1 × 5) × 4) + 425:  (1 × (5 × 4)) + 426:  1 × (5 × 4) + 427:  1 × (5 × 4 + 4)28:  1 × ((5 × 4) + 4)29:  4 + 1 × 4 × 530:  4 + (1 × 4) × 531:  4 + (1 × 4 × 5)32:  4 + ((1 × 4) × 5)33:  4 + (1 × (4 × 5))34:  4 + 1 ×(4 × 5)35:  4 × 1 + 4 × 536:  (4 × 1) + 4 × 537:  4 × 1 +(4 × 5)38:  (4 × 1) + (4 × 5)39:  4 ÷ 1 + 4 × 540:  (4 ÷ 1) + 4 × 541:  4 ÷ 1 +(4 × 5)42:  (4 ÷ 1) + (4 × 5)43:  4 + 1 × 5 × 444:  4 + (1 × 5) × 445:  4 + (1 × 5 × 4)46:  4 + ((1 × 5) × 4)47:  4 + (1 × (5 × 4))48:  4 + 1 ×(5 × 4)49:  4 × 1 + 5 × 450:  (4 × 1) + 5 × 451:  4 × 1 +(5 × 4)52:  (4 × 1) + (5 × 4)53:  4 × 1 × 5 + 454:  (4 × 1) × 5 + 455:  (4 × 1 × 5) + 456:  ((4 × 1) × 5) + 457:  (4 × (1 × 5)) + 458:  4 × (1 × 5) + 459:  4 ÷ 1 + 5 × 460:  (4 ÷ 1) + 5 × 461:  4 ÷ 1 +(5 × 4)62:  (4 ÷ 1) + (5 × 4)63:  4 ÷ 1 × 5 + 464:  (4 ÷ 1) × 5 + 465:  (4 ÷ 1 × 5) + 466:  ((4 ÷ 1) × 5) + 467:  (4 ÷ (1 ÷ 5)) + 468:  4 ÷ (1 ÷ 5) + 469:  4 + 4 × 1 × 570:  4 + (4 × 1) × 571:  4 + (4 × 1 × 5)72:  4 + ((4 × 1) × 5)73:  4 + (4 × (1 × 5))74:  4 + 4 ×(1 × 5)75:  4 + 4 ÷ 1 × 576:  4 + (4 ÷ 1) × 577:  4 + (4 ÷ 1 × 5)78:  4 + ((4 ÷ 1) × 5)79:  4 + (4 ÷ (1 ÷ 5))80:  4 + 4 ÷(1 ÷ 5)81:  4 + 4 × 5 × 182:  (4 + 4 × 5) × 183:  (4 + (4 × 5)) × 184:  4 + (4 × 5) × 185:  4 + (4 × 5 × 1)86:  4 + ((4 × 5) × 1)87:  4 + (4 × (5 × 1))88:  4 + 4 ×(5 × 1)89:  4 + 4 × 5 ÷ 190:  (4 + 4 × 5) ÷ 191:  (4 + (4 × 5)) ÷ 192:  4 + (4 × 5) ÷ 193:  4 + (4 × 5 ÷ 1)94:  4 + ((4 × 5) ÷ 1)95:  4 + (4 × (5 ÷ 1))96:  4 + 4 ×(5 ÷ 1)97:  4 + 5 × 1 × 498:  4 + (5 × 1) × 499:  4 + (5 × 1 × 4)100:  4 + ((5 × 1) × 4)101:  4 + (5 × (1 × 4))102:  4 + 5 ×(1 × 4)103:  4 + 5 ÷ 1 × 4104:  4 + (5 ÷ 1) × 4105:  4 + (5 ÷ 1 × 4)106:  4 + ((5 ÷ 1) × 4)107:  4 + (5 ÷ (1 ÷ 4))108:  4 + 5 ÷(1 ÷ 4)109:  4 × 5 + 1 × 4110:  (4 × 5) + 1 × 4111:  4 × 5 +(1 × 4)112:  (4 × 5) + (1 × 4)113:  4 × 5 × 1 + 4114:  (4 × 5) × 1 + 4115:  (4 × 5 × 1) + 4116:  ((4 × 5) × 1) + 4117:  (4 × (5 × 1)) + 4118:  4 × (5 × 1) + 4119:  4 × 5 ÷ 1 + 4120:  (4 × 5) ÷ 1 + 4121:  (4 × 5 ÷ 1) + 4122:  ((4 × 5) ÷ 1) + 4123:  (4 × (5 ÷ 1)) + 4124:  4 × (5 ÷ 1) + 4125:  4 + 5 × 4 × 1126:  (4 + 5 × 4) × 1127:  (4 + (5 × 4)) × 1128:  4 + (5 × 4) × 1129:  4 + (5 × 4 × 1)130:  4 + ((5 × 4) × 1)131:  4 + (5 × (4 × 1))132:  4 + 5 ×(4 × 1)133:  4 + 5 × 4 ÷ 1134:  (4 + 5 × 4) ÷ 1135:  (4 + (5 × 4)) ÷ 1136:  4 + (5 × 4) ÷ 1137:  4 + (5 × 4 ÷ 1)138:  4 + ((5 × 4) ÷ 1)139:  4 + (5 × (4 ÷ 1))140:  4 + 5 ×(4 ÷ 1)141:  4 × 5 + 4 × 1142:  (4 × 5) + 4 × 1143:  (4 × 5 + 4) × 1144:  ((4 × 5) + 4) × 1145:  4 × 5 +(4 × 1)146:  (4 × 5) + (4 × 1)147:  4 × 5 + 4 ÷ 1148:  (4 × 5) + 4 ÷ 1149:  (4 × 5 + 4) ÷ 1150:  ((4 × 5) + 4) ÷ 1151:  4 × 5 +(4 ÷ 1)152:  (4 × 5) + (4 ÷ 1)153:  5 × 1 × 4 + 4154:  (5 × 1) × 4 + 4155:  (5 × 1 × 4) + 4156:  ((5 × 1) × 4) + 4157:  (5 × (1 × 4)) + 4158:  5 × (1 × 4) + 4159:  5 ÷ 1 × 4 + 4160:  (5 ÷ 1) × 4 + 4161:  (5 ÷ 1 × 4) + 4162:  ((5 ÷ 1) × 4) + 4163:  (5 ÷ (1 ÷ 4)) + 4164:  5 ÷ (1 ÷ 4) + 4165:  5 × 4 + 1 × 4166:  (5 × 4) + 1 × 4167:  5 × 4 +(1 × 4)168:  (5 × 4) + (1 × 4)169:  5 × 4 × 1 + 4170:  (5 × 4) × 1 + 4171:  (5 × 4 × 1) + 4172:  ((5 × 4) × 1) + 4173:  (5 × (4 × 1)) + 4174:  5 × (4 × 1) + 4175:  5 × 4 ÷ 1 + 4176:  (5 × 4) ÷ 1 + 4177:  (5 × 4 ÷ 1) + 4178:  ((5 × 4) ÷ 1) + 4179:  (5 × (4 ÷ 1)) + 4180:  5 × (4 ÷ 1) + 4181:  5 × 4 + 4 × 1182:  (5 × 4) + 4 × 1183:  (5 × 4 + 4) × 1184:  ((5 × 4) + 4) × 1185:  5 × 4 +(4 × 1)186:  (5 × 4) + (4 × 1)187:  5 × 4 + 4 ÷ 1188:  (5 × 4) + 4 ÷ 1189:  (5 × 4 + 4) ÷ 1190:  ((5 × 4) + 4) ÷ 1191:  5 × 4 +(4 ÷ 1)192:  (5 × 4) + (4 ÷ 1)6,8,8,91:  (8 + 8) ÷ 6 × 92:  ((8 + 8) ÷ 6) × 93:  (8 + 8) ÷ (6 ÷ 9)4:  (8 + 8) × 9 ÷ 65:  ((8 + 8) × 9) ÷ 66:  (8 + 8) × (9 ÷ 6)7:  8 × 9 - 6 × 88:  (8 × 9) - 6 × 89:  8 × 9 -(6 × 8)10:  (8 × 9) - (6 × 8)11:  8 × 9 - 8 × 612:  (8 × 9) - 8 × 613:  8 × 9 -(8 × 6)14:  (8 × 9) - (8 × 6)15:  9 ÷ 6 ×(8 + 8)16:  (9 ÷ 6) × (8 + 8)17:  9 ÷ (6 ÷ (8 + 8))18:  9 × 8 - 6 × 819:  (9 × 8) - 6 × 820:  9 × 8 -(6 × 8)21:  (9 × 8) - (6 × 8)22:  (9 × (8 + 8)) ÷ 623:  9 × (8 + 8) ÷ 624:  9 × ((8 + 8) ÷ 6)25:  9 × 8 - 8 × 626:  (9 × 8) - 8 × 627:  9 × 8 -(8 × 6)28:  (9 × 8) - (8 × 6)2 8 9 131:  (2 - 8) × (9 - 13)2:  2 × (8 - 9 + 13)3:  2 × ((8 - 9) + 13)4:  2 × (8 - (9 - 13))5:  2 × (8 + 13 - 9)6:  2 × ((8 + 13) - 9)7:  2 × (8 + (13 - 9))8:  2 × (13 + 8 - 9)9:  2 × ((13 + 8) - 9)10:  2 × (13 + (8 - 9))11:  2 × (13 - 9 + 8)12:  2 × ((13 - 9) + 8)13:  2 × (13 - (9 - 8))14:  (8 - 2) × (13 - 9)15:  (8 - 9 + 13) × 216:  ((8 - 9) + 13) × 217:  (8 - (9 - 13)) × 218:  (8 + 13 - 9) × 219:  ((8 + 13) - 9) × 220:  (8 + (13 - 9)) × 221:  9 ÷ (2 - 13 ÷ 8)22:  9 ÷ (2 - (13 ÷ 8))23:  (9 - 13) × (2 - 8)24:  (13 + 8 - 9) × 225:  ((13 + 8) - 9) × 226:  (13 + (8 - 9)) × 227:  (13 - 9 + 8) × 228:  ((13 - 9) + 8) × 229:  (13 - (9 - 8)) × 230:  (13 - 9) × (8 - 2)
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算法太多了
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拜托看清楚是3,7,9,13.不是3,7,9,3。&3,7,9,3还用你算吗?还列出这么多
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