nums
listlengths
4
4
target
int64
10
100
search_path
stringlengths
17
50
is_find
bool
2 classes
is_backtrack
bool
2 classes
[ 18, 2, 81, 71 ]
79
81-18=63 2*71=142 142-63=79 Goal Reached!
true
false
[ 18, 2, 81, 71 ]
79
81-18=63 2*71=142 79-48=31 <backtrack>
false
true
[ 91, 45, 88, 44 ]
48
91-45=46 88/44=2 46+2=48 Goal Reached!
true
false
[ 91, 45, 88, 44 ]
48
91-45=46 41/52=4 <backtrack>
false
true
[ 96, 39, 56, 54 ]
25
96+39=135 56+54=110 135-110=25 Goal Reached!
true
false
[ 96, 39, 56, 54 ]
25
96+39=135 56+54=110 199-159=40 <backtrack>
false
true
[ 74, 86, 91, 81 ]
76
91+81=172 172/86=2 74+2=76 Goal Reached!
true
false
[ 74, 86, 91, 81 ]
76
91+81=172 167/85=162 <backtrack>
false
true
[ 75, 73, 19, 31 ]
43
75-73=2 31*2=62 62-19=43 Goal Reached!
true
false
[ 75, 73, 19, 31 ]
43
75-73=2 31*2=62 122-5=117 <backtrack>
false
true
[ 73, 43, 43, 98 ]
25
73+43=116 43+98=141 141-116=25 Goal Reached!
true
false
[ 73, 43, 43, 98 ]
25
73+43=116 43+98=141 189-189=0 <backtrack>
false
true
[ 18, 96, 10, 90 ]
22
96-18=78 10+90=100 100-78=22 Goal Reached!
true
false
[ 18, 96, 10, 90 ]
22
177-6=171 <backtrack>
false
true
[ 37, 22, 20, 83 ]
92
83-37=46 22-20=2 46*2=92 Goal Reached!
true
false
[ 37, 22, 20, 83 ]
92
83-37=46 22-20=2 179*118=21122 <backtrack>
false
true
[ 59, 52, 4, 12 ]
60
59-12=47 52/4=13 47+13=60 Goal Reached!
true
false
[ 59, 52, 4, 12 ]
60
59-12=47 52/4=13 126+39=165 <backtrack>
false
true
[ 38, 61, 64, 70 ]
44
64-61=3 38*3=114 114-70=44 Goal Reached!
true
false
[ 38, 61, 64, 70 ]
44
64-61=3 38*3=114 166-100=66 <backtrack>
false
true
[ 4, 78, 98, 49 ]
80
4+78=82 98/49=2 82-2=80 Goal Reached!
true
false
[ 4, 78, 98, 49 ]
80
184+72=256 <backtrack>
false
true
[ 99, 96, 32, 35 ]
98
99-35=64 64/32=2 96+2=98 Goal Reached!
true
false
[ 99, 96, 32, 35 ]
98
97-58=39 <backtrack>
false
true
[ 41, 96, 27, 28 ]
31
96+27=123 123/41=3 28+3=31 Goal Reached!
true
false
[ 41, 96, 27, 28 ]
31
96+27=123 127/24=88 <backtrack>
false
true
[ 29, 86, 25, 61 ]
29
29+86=115 25+61=86 115-86=29 Goal Reached!
true
false
[ 29, 86, 25, 61 ]
29
29+86=115 35+5=40 <backtrack>
false
true
[ 51, 99, 45, 90 ]
85
51*90=4590 99-45=54 4590/54=85 Goal Reached!
true
false
[ 51, 99, 45, 90 ]
85
51*90=4590 99-45=54 53/171=11 <backtrack>
false
true
[ 6, 2, 9, 31 ]
37
6/2=3 9+31=40 40-3=37 Goal Reached!
true
false
[ 6, 2, 9, 31 ]
37
6/2=3 143+19=162 <backtrack>
false
true
[ 27, 17, 76, 30 ]
56
27-17=10 76-30=46 10+46=56 Goal Reached!
true
false
[ 27, 17, 76, 30 ]
56
188-175=13 <backtrack>
false
true
[ 98, 95, 48, 3 ]
55
98-48=50 3*50=150 150-95=55 Goal Reached!
true
false
[ 98, 95, 48, 3 ]
55
98-48=50 139*137=19043 <backtrack>
false
true
[ 86, 65, 83, 79 ]
77
83*79=6557 65+6557=6622 6622/86=77 Goal Reached!
true
false
[ 86, 65, 83, 79 ]
77
89*82=7298 <backtrack>
false
true
[ 92, 93, 45, 8 ]
36
93-92=1 45-8=37 37-1=36 Goal Reached!
true
false
[ 92, 93, 45, 8 ]
36
171-95=76 <backtrack>
false
true
[ 66, 26, 22, 86 ]
68
66-26=40 22+86=108 108-40=68 Goal Reached!
true
false
[ 66, 26, 22, 86 ]
68
66-26=40 29+175=204 <backtrack>
false
true
[ 28, 3, 13, 48 ]
49
28*3=84 48-13=35 84-35=49 Goal Reached!
true
false
[ 28, 3, 13, 48 ]
49
122*120=14640 <backtrack>
false
true
[ 3, 32, 56, 40 ]
10
40-32=8 56/8=7 3+7=10 Goal Reached!
true
false
[ 3, 32, 56, 40 ]
10
40-32=8 77/158=26 <backtrack>
false
true
[ 47, 56, 7, 49 ]
35
47-7=40 49*40=1960 1960/56=35 Goal Reached!
true
false
[ 47, 56, 7, 49 ]
35
47-7=40 174*42=7308 <backtrack>
false
true
[ 19, 20, 91, 7 ]
26
19+20=39 91/7=13 39-13=26 Goal Reached!
true
false
[ 19, 20, 91, 7 ]
26
19+20=39 32/57=133 <backtrack>
false
true
[ 45, 78, 5, 68 ]
50
45+78=123 5+68=73 123-73=50 Goal Reached!
true
false
[ 45, 78, 5, 68 ]
50
45+78=123 5+68=73 176-23=153 <backtrack>
false
true
[ 93, 70, 55, 18 ]
90
93+70=163 55+18=73 163-73=90 Goal Reached!
true
false
[ 93, 70, 55, 18 ]
90
125+190=315 <backtrack>
false
true
[ 44, 32, 93, 45 ]
36
44-32=12 93-45=48 48-12=36 Goal Reached!
true
false
[ 44, 32, 93, 45 ]
36
44-32=12 93-45=48 149-37=112 <backtrack>
false
true
[ 48, 76, 56, 34 ]
55
76*34=2584 56+2584=2640 2640/48=55 Goal Reached!
true
false
[ 48, 76, 56, 34 ]
55
76*34=2584 56+2584=2640 150/121=102 <backtrack>
false
true
[ 28, 16, 7, 94 ]
86
28*7=196 16+94=110 196-110=86 Goal Reached!
true
false
[ 28, 16, 7, 94 ]
86
113*130=14690 <backtrack>
false
true
[ 96, 70, 12, 85 ]
32
70+12=82 85-82=3 96/3=32 Goal Reached!
true
false
[ 96, 70, 12, 85 ]
32
164+158=322 <backtrack>
false
true
[ 78, 42, 83, 31 ]
16
78-42=36 83-31=52 52-36=16 Goal Reached!
true
false
[ 78, 42, 83, 31 ]
16
145-34=111 <backtrack>
false
true
[ 26, 23, 87, 2 ]
58
26-23=3 87*2=174 174/3=58 Goal Reached!
true
false
[ 26, 23, 87, 2 ]
58
162-29=133 <backtrack>
false
true
[ 19, 75, 62, 8 ]
48
75-19=56 62-56=6 8*6=48 Goal Reached!
true
false
[ 19, 75, 62, 8 ]
48
75-19=56 93-2=91 <backtrack>
false
true
[ 21, 13, 14, 12 ]
31
21*12=252 252/14=18 13+18=31 Goal Reached!
true
false
[ 21, 13, 14, 12 ]
31
21*12=252 45/182=160 <backtrack>
false
true
[ 49, 12, 2, 40 ]
23
49+12=61 40-2=38 61-38=23 Goal Reached!
true
false
[ 49, 12, 2, 40 ]
23
49+12=61 113-20=93 <backtrack>
false
true
[ 56, 70, 74, 68 ]
46
70-68=2 56/2=28 74-28=46 Goal Reached!
true
false
[ 56, 70, 74, 68 ]
46
70-68=2 56/2=28 170-80=90 <backtrack>
false
true
[ 15, 6, 45, 3 ]
30
15+45=60 6/3=2 60/2=30 Goal Reached!
true
false
[ 15, 6, 45, 3 ]
30
15+45=60 6/3=2 90/100=161 <backtrack>
false
true
[ 86, 34, 32, 8 ]
30
86+34=120 32/8=4 120/4=30 Goal Reached!
true
false
[ 86, 34, 32, 8 ]
30
172+55=227 <backtrack>
false
true
[ 18, 41, 50, 43 ]
45
50-41=9 18/9=2 43+2=45 Goal Reached!
true
false
[ 18, 41, 50, 43 ]
45
50-41=9 157/15=81 <backtrack>
false
true
[ 52, 37, 91, 56 ]
50
52-37=15 91-56=35 15+35=50 Goal Reached!
true
false
[ 52, 37, 91, 56 ]
50
52-37=15 42-38=4 <backtrack>
false
true
[ 2, 60, 86, 36 ]
70
2*60=120 86-36=50 120-50=70 Goal Reached!
true
false
[ 2, 60, 86, 36 ]
70
19*146=2774 <backtrack>
false
true
[ 35, 49, 26, 18 ]
28
35*26=910 49*18=882 910-882=28 Goal Reached!
true
false
[ 35, 49, 26, 18 ]
28
130*109=14170 <backtrack>
false
true
[ 70, 39, 87, 76 ]
20
70-39=31 87-76=11 31-11=20 Goal Reached!
true
false
[ 70, 39, 87, 76 ]
20
78-58=20 <backtrack>
false
true
[ 5, 2, 18, 80 ]
27
18-5=13 80/2=40 40-13=27 Goal Reached!
true
false
[ 5, 2, 18, 80 ]
27
18-5=13 107/112=146 <backtrack>
false
true
[ 33, 26, 37, 56 ]
53
37-26=11 33/11=3 56-3=53 Goal Reached!
true
false
[ 33, 26, 37, 56 ]
53
37-26=11 57/141=122 <backtrack>
false
true
[ 3, 49, 62, 70 ]
93
62+70=132 132/3=44 49+44=93 Goal Reached!
true
false
[ 3, 49, 62, 70 ]
93
62+70=132 132/3=44 93+48=141 <backtrack>
false
true
[ 60, 60, 86, 68 ]
75
60*86=5160 5160-60=5100 5100/68=75 Goal Reached!
true
false
[ 60, 60, 86, 68 ]
75
94*4=376 <backtrack>
false
true
[ 54, 49, 40, 3 ]
11
54-49=5 40/5=8 3+8=11 Goal Reached!
true
false
[ 54, 49, 40, 3 ]
11
54-49=5 40/5=8 38+83=121 <backtrack>
false
true
[ 55, 4, 70, 77 ]
88
55+4=59 70+77=147 147-59=88 Goal Reached!
true
false
[ 55, 4, 70, 77 ]
88
58+152=210 <backtrack>
false
true