nums
listlengths
4
4
target
int64
10
100
search_path
stringlengths
17
50
is_find
bool
2 classes
is_backtrack
bool
2 classes
[ 30, 42, 38, 75 ]
10
42-38=4 75*4=300 300/30=10 Goal Reached!
true
false
[ 30, 42, 38, 75 ]
10
75-42=33 38-30=8 33-8=10 <backtrack>
false
true
[ 60, 43, 28, 54 ]
76
60*54=3240 28+3240=3268 3268/43=76 Goal Reached!
true
false
[ 60, 43, 28, 54 ]
76
43+28=71 60+54=114 114-71=76 <backtrack>
false
true
[ 8, 2, 28, 28 ]
34
28-8=20 28/2=14 20+14=34 Goal Reached!
true
false
[ 8, 2, 28, 28 ]
34
8*2=16 28+16=44 44-28=34 <backtrack>
false
true
[ 65, 33, 22, 36 ]
29
65+22=87 36-33=3 87/3=29 Goal Reached!
true
false
[ 65, 33, 22, 36 ]
29
65-36=29 33-22=11 29+11=29 <backtrack>
false
true
[ 64, 23, 94, 92 ]
99
64+23=87 94+92=186 186-87=99 Goal Reached!
true
false
[ 64, 23, 94, 92 ]
99
64+23=87 92+87=179 179-94=99 <backtrack>
false
true
[ 90, 20, 72, 64 ]
60
90*64=5760 5760/72=80 80-20=60 Goal Reached!
true
false
[ 90, 20, 72, 64 ]
60
90-20=70 72-64=8 70-8=60 <backtrack>
false
true
[ 40, 32, 99, 33 ]
56
32*99=3168 3168/33=96 96-40=56 Goal Reached!
true
false
[ 40, 32, 99, 33 ]
56
99-40=59 32+33=65 65-59=56 <backtrack>
false
true
[ 72, 88, 75, 97 ]
67
97-88=9 72/9=8 75-8=67 Goal Reached!
true
false
[ 72, 88, 75, 97 ]
67
97-72=25 88-25=63 75-63=67 <backtrack>
false
true
[ 5, 18, 71, 2 ]
46
5+18=23 71-2=69 69-23=46 Goal Reached!
true
false
[ 5, 18, 71, 2 ]
46
18*2=36 71-5=66 66-36=46 <backtrack>
false
true
[ 22, 35, 65, 82 ]
40
22+35=57 82-65=17 57-17=40 Goal Reached!
true
false
[ 22, 35, 65, 82 ]
40
82-65=17 22+17=39 35+39=40 <backtrack>
false
true
[ 60, 58, 31, 70 ]
68
60-31=29 58/29=2 70-2=68 Goal Reached!
true
false
[ 60, 58, 31, 70 ]
68
58+31=89 89-60=29 70-29=68 <backtrack>
false
true
[ 54, 41, 28, 92 ]
72
54*92=4968 41+28=69 4968/69=72 Goal Reached!
true
false
[ 54, 41, 28, 92 ]
72
41+28=69 92-54=38 69+38=72 <backtrack>
false
true
[ 89, 42, 1, 35 ]
97
89+42=131 35-1=34 131-34=97 Goal Reached!
true
false
[ 89, 42, 1, 35 ]
97
89+1=90 42+35=77 90+77=97 <backtrack>
false
true
[ 92, 86, 52, 48 ]
72
86+52=138 48*138=6624 6624/92=72 Goal Reached!
true
false
[ 92, 86, 52, 48 ]
72
92-48=44 52+44=96 96-86=72 <backtrack>
false
true
[ 20, 31, 82, 58 ]
94
31*58=1798 82+1798=1880 1880/20=94 Goal Reached!
true
false
[ 20, 31, 82, 58 ]
94
20+31=51 58+51=109 109-82=94 <backtrack>
false
true
[ 63, 70, 68, 12 ]
10
68-63=5 12*5=60 70-60=10 Goal Reached!
true
false
[ 63, 70, 68, 12 ]
10
70-63=7 68-12=56 56/7=10 <backtrack>
false
true
[ 26, 78, 82, 70 ]
40
78-26=52 82-70=12 52-12=40 Goal Reached!
true
false
[ 26, 78, 82, 70 ]
40
82-78=4 70-26=44 44-4=40 <backtrack>
false
true
[ 21, 90, 5, 16 ]
48
90-21=69 5+16=21 69-21=48 Goal Reached!
true
false
[ 21, 90, 5, 16 ]
48
90/5=18 21+16=37 18+37=48 <backtrack>
false
true
[ 7, 4, 69, 59 ]
18
7*4=28 69-59=10 28-10=18 Goal Reached!
true
false
[ 7, 4, 69, 59 ]
18
69-59=10 7+4=11 10+11=18 <backtrack>
false
true
[ 71, 69, 22, 6 ]
56
71-69=2 22+6=28 2*28=56 Goal Reached!
true
false
[ 71, 69, 22, 6 ]
56
71-6=65 69-22=47 65-47=56 <backtrack>
false
true
[ 6, 86, 67, 99 ]
60
6+86=92 99-67=32 92-32=60 Goal Reached!
true
false
[ 6, 86, 67, 99 ]
60
86-6=80 99-67=32 80-32=60 <backtrack>
false
true
[ 85, 63, 68, 51 ]
65
85+51=136 136/68=2 63+2=65 Goal Reached!
true
false
[ 85, 63, 68, 51 ]
65
85-51=34 68-34=34 63+34=65 <backtrack>
false
true
[ 96, 36, 88, 56 ]
33
88-56=32 96/32=3 36-3=33 Goal Reached!
true
false
[ 96, 36, 88, 56 ]
33
96-88=8 56-8=48 48-36=33 <backtrack>
false
true
[ 2, 3, 63, 60 ]
72
3+63=66 2*66=132 132-60=72 Goal Reached!
true
false
[ 2, 3, 63, 60 ]
72
2*3=6 63+6=69 60+69=72 <backtrack>
false
true
[ 47, 25, 63, 25 ]
60
47-25=22 63-25=38 22+38=60 Goal Reached!
true
false
[ 47, 25, 63, 25 ]
60
25+25=50 47+50=97 97-63=60 <backtrack>
false
true
[ 25, 5, 68, 49 ]
24
25/5=5 68-49=19 5+19=24 Goal Reached!
true
false
[ 25, 5, 68, 49 ]
24
68-49=19 5+19=24 25-24=24 <backtrack>
false
true
[ 52, 2, 75, 16 ]
24
52-2=50 75*16=1200 1200/50=24 Goal Reached!
true
false
[ 52, 2, 75, 16 ]
24
75-52=23 2+16=18 23+18=24 <backtrack>
false
true
[ 3, 77, 80, 84 ]
20
3+77=80 84-80=4 80/4=20 Goal Reached!
true
false
[ 3, 77, 80, 84 ]
20
84-77=7 3*7=21 80-21=20 <backtrack>
false
true
[ 50, 34, 88, 66 ]
90
34+66=100 100/50=2 88+2=90 Goal Reached!
true
false
[ 50, 34, 88, 66 ]
90
50+34=84 66+84=150 150-88=90 <backtrack>
false
true
[ 34, 9, 60, 19 ]
63
60-34=26 26-19=7 9*7=63 Goal Reached!
true
false
[ 34, 9, 60, 19 ]
63
34+9=43 19+43=62 60+62=63 <backtrack>
false
true
[ 70, 14, 27, 5 ]
26
70/14=5 5/5=1 27-1=26 Goal Reached!
true
false
[ 70, 14, 27, 5 ]
26
70/5=14 14+14=28 28-27=26 <backtrack>
false
true
[ 15, 6, 36, 9 ]
66
15+6=21 36+9=45 21+45=66 Goal Reached!
true
false
[ 15, 6, 36, 9 ]
66
6*9=54 15+36=51 54+51=66 <backtrack>
false
true
[ 21, 53, 7, 58 ]
97
53-21=32 7+58=65 32+65=97 Goal Reached!
true
false
[ 21, 53, 7, 58 ]
97
21*7=147 147-53=94 58+94=97 <backtrack>
false
true
[ 46, 21, 59, 55 ]
38
59-55=4 21*4=84 84-46=38 Goal Reached!
true
false
[ 46, 21, 59, 55 ]
38
59-21=38 55-46=9 38+9=38 <backtrack>
false
true
[ 1, 81, 88, 24 ]
32
81-1=80 88+24=112 112-80=32 Goal Reached!
true
false
[ 1, 81, 88, 24 ]
32
88-81=7 1+24=25 7+25=32 <backtrack>
false
true
[ 81, 90, 38, 17 ]
97
81+38=119 119/17=7 90+7=97 Goal Reached!
true
false
[ 81, 90, 38, 17 ]
97
38+17=55 81+55=136 136-90=97 <backtrack>
false
true
[ 25, 88, 40, 35 ]
22
35-25=10 88*10=880 880/40=22 Goal Reached!
true
false
[ 25, 88, 40, 35 ]
22
88-40=48 48-35=13 25-13=22 <backtrack>
false
true
[ 6, 36, 3, 57 ]
43
6+36=42 42/3=14 57-14=43 Goal Reached!
true
false
[ 6, 36, 3, 57 ]
43
6*3=18 57-18=39 36+39=43 <backtrack>
false
true
[ 42, 81, 15, 78 ]
17
81-42=39 78/39=2 15+2=17 Goal Reached!
true
false
[ 42, 81, 15, 78 ]
17
81-78=3 42/3=14 15+14=17 <backtrack>
false
true
[ 68, 56, 28, 8 ]
72
56/28=2 8/2=4 68+4=72 Goal Reached!
true
false
[ 68, 56, 28, 8 ]
72
56+8=64 28+64=92 92-68=72 <backtrack>
false
true
[ 8, 16, 4, 29 ]
20
8+16=24 29-24=5 4*5=20 Goal Reached!
true
false
[ 8, 16, 4, 29 ]
20
8+4=12 29-12=17 16+17=20 <backtrack>
false
true
[ 92, 22, 71, 83 ]
84
92-22=70 71+83=154 154-70=84 Goal Reached!
true
false
[ 92, 22, 71, 83 ]
84
22+71=93 93-83=10 92-10=84 <backtrack>
false
true
[ 34, 19, 21, 81 ]
98
21-19=2 34/2=17 81+17=98 Goal Reached!
true
false
[ 34, 19, 21, 81 ]
98
34+19=53 21+53=74 81+74=98 <backtrack>
false
true
[ 55, 75, 85, 1 ]
46
55+75=130 85-1=84 130-84=46 Goal Reached!
true
false
[ 55, 75, 85, 1 ]
46
55-1=54 85-75=10 54-10=46 <backtrack>
false
true
[ 87, 50, 22, 10 ]
70
87-22=65 50/10=5 65+5=70 Goal Reached!
true
false
[ 87, 50, 22, 10 ]
70
87-10=77 50+22=72 77-72=70 <backtrack>
false
true
[ 59, 15, 63, 77 ]
36
59-15=44 63*44=2772 2772/77=36 Goal Reached!
true
false
[ 59, 15, 63, 77 ]
36
77-59=18 63-15=48 48-18=36 <backtrack>
false
true
[ 14, 12, 39, 5 ]
46
14-12=2 39+5=44 2+44=46 Goal Reached!
true
false
[ 14, 12, 39, 5 ]
46
12*5=60 60-14=46 39+46=46 <backtrack>
false
true
[ 8, 56, 66, 4 ]
40
8-4=4 66-56=10 4*10=40 Goal Reached!
true
false
[ 8, 56, 66, 4 ]
40
8*4=32 66-32=34 56-34=40 <backtrack>
false
true
[ 9, 54, 12, 78 ]
24
9*12=108 54+78=132 132-108=24 Goal Reached!
true
false
[ 9, 54, 12, 78 ]
24
78-54=24 9+12=21 24+21=24 <backtrack>
false
true
[ 83, 98, 64, 98 ]
20
83-64=19 98/98=1 19+1=20 Goal Reached!
true
false
[ 83, 98, 64, 98 ]
20
98/98=1 83-64=19 1+19=20 <backtrack>
false
true