nums
listlengths
4
4
target
int64
10
100
search_path
stringlengths
17
50
is_find
bool
2 classes
is_backtrack
bool
2 classes
[ 55, 2, 73, 85 ]
42
55+73=128 2*85=170 170-128=42 Goal Reached!
true
false
[ 55, 2, 73, 85 ]
42
85-55=30 73-2=71 71-30=42 <backtrack>
false
true
[ 12, 3, 2, 76 ]
56
12*3=36 76+36=112 112/2=56 Goal Reached!
true
false
[ 12, 3, 2, 76 ]
56
12*3=36 2*36=72 76-72=56 <backtrack>
false
true
[ 79, 57, 2, 51 ]
75
79-57=22 2+51=53 22+53=75 Goal Reached!
true
false
[ 79, 57, 2, 51 ]
75
79-2=77 57+51=108 108-77=75 <backtrack>
false
true
[ 44, 31, 89, 87 ]
18
89-87=2 31*2=62 62-44=18 Goal Reached!
true
false
[ 44, 31, 89, 87 ]
18
89-87=2 44/2=22 31-22=18 <backtrack>
false
true
[ 53, 42, 58, 54 ]
15
53-42=11 58-54=4 11+4=15 Goal Reached!
true
false
[ 53, 42, 58, 54 ]
15
58-53=5 54-42=12 5+12=15 <backtrack>
false
true
[ 51, 2, 11, 33 ]
52
51-2=49 33/11=3 49+3=52 Goal Reached!
true
false
[ 51, 2, 11, 33 ]
52
2*11=22 33+22=55 55-51=52 <backtrack>
false
true
[ 60, 24, 18, 30 ]
30
60*24=1440 18+30=48 1440/48=30 Goal Reached!
true
false
[ 60, 24, 18, 30 ]
30
60-24=36 36-18=18 30+18=30 <backtrack>
false
true
[ 72, 18, 28, 82 ]
24
72*18=1296 82-28=54 1296/54=24 Goal Reached!
true
false
[ 72, 18, 28, 82 ]
24
82-72=10 18+10=28 28/28=24 <backtrack>
false
true
[ 92, 18, 9, 66 ]
53
92+18=110 66-9=57 110-57=53 Goal Reached!
true
false
[ 92, 18, 9, 66 ]
53
92-18=74 66-9=57 74-57=53 <backtrack>
false
true
[ 4, 89, 2, 72 ]
38
89-72=17 2*17=34 4+34=38 Goal Reached!
true
false
[ 4, 89, 2, 72 ]
38
72/2=36 89-4=85 85-36=38 <backtrack>
false
true
[ 17, 81, 16, 18 ]
49
17+81=98 18-16=2 98/2=49 Goal Reached!
true
false
[ 17, 81, 16, 18 ]
49
81-17=64 16+18=34 64-34=49 <backtrack>
false
true
[ 76, 87, 4, 2 ]
45
76/2=38 87-4=83 83-38=45 Goal Reached!
true
false
[ 76, 87, 4, 2 ]
45
76/2=38 87-4=83 83-38=-41 <backtrack>
false
true
[ 24, 29, 87, 70 ]
43
70-24=46 87/29=3 46-3=43 Goal Reached!
true
false
[ 24, 29, 87, 70 ]
43
87-70=17 24+17=41 29+41=43 <backtrack>
false
true
[ 69, 8, 43, 39 ]
25
69+43=112 112/8=14 39-14=25 Goal Reached!
true
false
[ 69, 8, 43, 39 ]
25
69-43=26 39-8=31 31-26=25 <backtrack>
false
true
[ 32, 36, 80, 81 ]
68
32+36=68 81-80=1 68*1=68 Goal Reached!
true
false
[ 32, 36, 80, 81 ]
68
32+36=68 81-80=1 68*1=-68 <backtrack>
false
true
[ 43, 37, 5, 25 ]
30
43-37=6 25/5=5 6*5=30 Goal Reached!
true
false
[ 43, 37, 5, 25 ]
30
43-5=38 38-25=13 37-13=30 <backtrack>
false
true
[ 33, 63, 96, 94 ]
32
63-33=30 96-94=2 30+2=32 Goal Reached!
true
false
[ 33, 63, 96, 94 ]
32
96-94=2 63-2=61 61-33=32 <backtrack>
false
true
[ 68, 66, 65, 80 ]
42
68-65=3 80-66=14 3*14=42 Goal Reached!
true
false
[ 68, 66, 65, 80 ]
42
80-68=12 66-12=54 65-54=42 <backtrack>
false
true
[ 11, 49, 95, 96 ]
59
11+49=60 96-95=1 60-1=59 Goal Reached!
true
false
[ 11, 49, 95, 96 ]
59
95-11=84 96-49=47 84-47=59 <backtrack>
false
true
[ 4, 17, 30, 95 ]
97
4+30=34 34/17=2 95+2=97 Goal Reached!
true
false
[ 4, 17, 30, 95 ]
97
4*17=68 30+68=98 98-95=97 <backtrack>
false
true
[ 35, 31, 6, 78 ]
52
35-31=4 78/6=13 4*13=52 Goal Reached!
true
false
[ 35, 31, 6, 78 ]
52
35+6=41 78-31=47 41+47=52 <backtrack>
false
true
[ 78, 42, 8, 68 ]
76
42-8=34 68/34=2 78-2=76 Goal Reached!
true
false
[ 78, 42, 8, 68 ]
76
42+8=50 68+50=118 118-78=76 <backtrack>
false
true
[ 86, 24, 60, 21 ]
94
24-21=3 60*3=180 180-86=94 Goal Reached!
true
false
[ 86, 24, 60, 21 ]
94
24+60=84 21+84=105 105-86=94 <backtrack>
false
true
[ 73, 64, 48, 62 ]
23
73-64=9 62-48=14 9+14=23 Goal Reached!
true
false
[ 73, 64, 48, 62 ]
23
73-64=9 62-48=14 9+14=-13 <backtrack>
false
true
[ 12, 35, 75, 7 ]
26
75-12=63 63/7=9 35-9=26 Goal Reached!
true
false
[ 12, 35, 75, 7 ]
26
75-35=40 12+7=19 40-19=26 <backtrack>
false
true
[ 45, 15, 18, 96 ]
84
45-15=30 18+96=114 114-30=84 Goal Reached!
true
false
[ 45, 15, 18, 96 ]
84
45+15=60 18+60=78 96-78=84 <backtrack>
false
true
[ 93, 81, 53, 12 ]
54
93-81=12 12/12=1 53+1=54 Goal Reached!
true
false
[ 93, 81, 53, 12 ]
54
93-12=81 81-53=28 81-28=54 <backtrack>
false
true
[ 55, 10, 60, 63 ]
75
63-55=8 10*60=600 600/8=75 Goal Reached!
true
false
[ 55, 10, 60, 63 ]
75
55+10=65 60+63=123 123-65=75 <backtrack>
false
true
[ 97, 57, 6, 55 ]
85
57-55=2 6*2=12 97-12=85 Goal Reached!
true
false
[ 97, 57, 6, 55 ]
85
97-6=91 57+55=112 112-91=85 <backtrack>
false
true
[ 38, 19, 54, 11 ]
95
54-38=16 16-11=5 19*5=95 Goal Reached!
true
false
[ 38, 19, 54, 11 ]
95
38+19=57 54+11=65 57+65=95 <backtrack>
false
true
[ 38, 6, 98, 40 ]
90
38*6=228 98+40=138 228-138=90 Goal Reached!
true
false
[ 38, 6, 98, 40 ]
90
38+6=44 40+44=84 98-84=90 <backtrack>
false
true
[ 53, 50, 50, 90 ]
80
53-50=3 90/3=30 50+30=80 Goal Reached!
true
false
[ 53, 50, 50, 90 ]
80
50+50=100 100-53=47 90-47=80 <backtrack>
false
true
[ 60, 59, 25, 53 ]
77
60-59=1 25+53=78 78-1=77 Goal Reached!
true
false
[ 60, 59, 25, 53 ]
77
25+53=78 60+59=119 119-78=77 <backtrack>
false
true
[ 62, 55, 48, 9 ]
60
62+55=117 48+9=57 117-57=60 Goal Reached!
true
false
[ 62, 55, 48, 9 ]
60
48+9=57 55+57=112 112-62=60 <backtrack>
false
true
[ 85, 12, 32, 29 ]
37
29-12=17 85/17=5 32+5=37 Goal Reached!
true
false
[ 85, 12, 32, 29 ]
37
85-12=73 73-32=41 41-29=37 <backtrack>
false
true
[ 98, 14, 28, 42 ]
22
98/14=7 42/7=6 28-6=22 Goal Reached!
true
false
[ 98, 14, 28, 42 ]
22
98/14=7 42-7=35 35-28=22 <backtrack>
false
true
[ 36, 88, 98, 94 ]
56
88-36=52 98-94=4 52+4=56 Goal Reached!
true
false
[ 36, 88, 98, 94 ]
56
98-36=62 94-88=6 62-6=56 <backtrack>
false
true
[ 26, 79, 29, 47 ]
35
79-26=53 47-29=18 53-18=35 Goal Reached!
true
false
[ 26, 79, 29, 47 ]
35
79-47=32 26+29=55 55-32=35 <backtrack>
false
true
[ 69, 6, 3, 57 ]
91
6*57=342 342-69=273 273/3=91 Goal Reached!
true
false
[ 69, 6, 3, 57 ]
91
6*3=18 69+18=87 57+87=91 <backtrack>
false
true
[ 94, 2, 17, 74 ]
23
94-74=20 2*20=40 40-17=23 Goal Reached!
true
false
[ 94, 2, 17, 74 ]
23
94-74=20 2+17=19 20+19=23 <backtrack>
false
true
[ 51, 63, 64, 66 ]
10
63-51=12 66-64=2 12-2=10 Goal Reached!
true
false
[ 51, 63, 64, 66 ]
10
66-63=3 64-51=13 13-3=10 <backtrack>
false
true
[ 79, 63, 12, 55 ]
27
79-63=16 55-12=43 43-16=27 Goal Reached!
true
false
[ 79, 63, 12, 55 ]
27
79-63=16 55-12=43 43-16=-9 <backtrack>
false
true
[ 21, 20, 84, 28 ]
92
84/21=4 28*4=112 112-20=92 Goal Reached!
true
false
[ 21, 20, 84, 28 ]
92
21+20=41 28+41=69 84+69=92 <backtrack>
false
true
[ 20, 77, 50, 75 ]
68
77-20=57 50+75=125 125-57=68 Goal Reached!
true
false
[ 20, 77, 50, 75 ]
68
20+50=70 77-75=2 70-2=68 <backtrack>
false
true
[ 62, 6, 58, 60 ]
58
62-6=56 60-58=2 56+2=58 Goal Reached!
true
false
[ 62, 6, 58, 60 ]
58
62-6=56 60-56=4 58+4=58 <backtrack>
false
true
[ 66, 4, 59, 70 ]
10
70-59=11 66/11=6 4+6=10 Goal Reached!
true
false
[ 66, 4, 59, 70 ]
10
70-66=4 59-4=55 55-4=10 <backtrack>
false
true
[ 93, 75, 3, 26 ]
92
93-26=67 75/3=25 67+25=92 Goal Reached!
true
false
[ 93, 75, 3, 26 ]
92
3*26=78 75+78=153 153-93=92 <backtrack>
false
true
[ 52, 9, 36, 16 ]
95
52-9=43 36+16=52 43+52=95 Goal Reached!
true
false
[ 52, 9, 36, 16 ]
95
9*16=144 52+36=88 144-88=95 <backtrack>
false
true
[ 42, 4, 43, 41 ]
88
43-41=2 42*2=84 4+84=88 Goal Reached!
true
false
[ 42, 4, 43, 41 ]
88
42+4=46 43+41=84 46+84=88 <backtrack>
false
true
[ 87, 30, 9, 47 ]
95
87-30=57 47-9=38 57+38=95 Goal Reached!
true
false
[ 87, 30, 9, 47 ]
95
30+9=39 47+39=86 87+86=95 <backtrack>
false
true