nums
listlengths
4
4
target
int64
10
100
search_path
stringlengths
17
50
is_find
bool
2 classes
is_backtrack
bool
2 classes
[ 31, 78, 59, 15 ]
72
31+59=90 90/15=6 78-6=72 Goal Reached!
true
false
[ 31, 78, 59, 15 ]
72
31+15=46 59+46=105 105-78=72 <backtrack>
false
true
[ 5, 82, 54, 46 ]
79
5+82=87 54-46=8 87-8=79 Goal Reached!
true
false
[ 5, 82, 54, 46 ]
79
5+54=59 46+59=105 105-82=79 <backtrack>
false
true
[ 7, 34, 26, 5 ]
30
7-5=2 34+26=60 60/2=30 Goal Reached!
true
false
[ 7, 34, 26, 5 ]
30
7*5=35 35-26=9 34-9=30 <backtrack>
false
true
[ 76, 25, 12, 45 ]
68
76+25=101 45-12=33 101-33=68 Goal Reached!
true
false
[ 76, 25, 12, 45 ]
68
25+12=37 45+37=82 82-76=68 <backtrack>
false
true
[ 9, 15, 64, 75 ]
61
15*75=1125 1125/9=125 125-64=61 Goal Reached!
true
false
[ 9, 15, 64, 75 ]
61
9+15=24 75-24=51 64-51=61 <backtrack>
false
true
[ 93, 63, 43, 13 ]
31
93+63=156 156/13=12 43-12=31 Goal Reached!
true
false
[ 93, 63, 43, 13 ]
31
93-63=30 43-13=30 30+30=31 <backtrack>
false
true
[ 1, 29, 33, 81 ]
85
1*29=29 33+81=114 114-29=85 Goal Reached!
true
false
[ 1, 29, 33, 81 ]
85
1+29=30 33+30=63 81+63=85 <backtrack>
false
true
[ 41, 29, 84, 2 ]
28
41+29=70 84/2=42 70-42=28 Goal Reached!
true
false
[ 41, 29, 84, 2 ]
28
84/2=42 42-41=1 29-1=28 <backtrack>
false
true
[ 14, 60, 66, 65 ]
45
60-14=46 66-65=1 46-1=45 Goal Reached!
true
false
[ 14, 60, 66, 65 ]
45
60-14=46 66-65=1 46-1=32 <backtrack>
false
true
[ 75, 3, 72, 93 ]
82
93-72=21 21/3=7 75+7=82 Goal Reached!
true
false
[ 75, 3, 72, 93 ]
82
75+3=78 93-72=21 78+21=82 <backtrack>
false
true
[ 62, 38, 42, 34 ]
24
62+38=100 42+34=76 100-76=24 Goal Reached!
true
false
[ 62, 38, 42, 34 ]
24
62-38=24 42-34=8 24+8=24 <backtrack>
false
true
[ 30, 16, 68, 3 ]
50
30+68=98 16*3=48 98-48=50 Goal Reached!
true
false
[ 30, 16, 68, 3 ]
50
16*3=48 68-30=38 48+38=50 <backtrack>
false
true
[ 37, 62, 68, 79 ]
48
37+62=99 68+79=147 147-99=48 Goal Reached!
true
false
[ 37, 62, 68, 79 ]
48
79-37=42 68-42=26 62-26=48 <backtrack>
false
true
[ 52, 20, 75, 22 ]
98
22-20=2 75*2=150 150-52=98 Goal Reached!
true
false
[ 52, 20, 75, 22 ]
98
52+20=72 75+22=97 72+97=98 <backtrack>
false
true
[ 64, 93, 17, 86 ]
74
93-64=29 17+86=103 103-29=74 Goal Reached!
true
false
[ 64, 93, 17, 86 ]
74
93-17=76 86-64=22 76-22=74 <backtrack>
false
true
[ 9, 97, 4, 24 ]
13
97-4=93 24+93=117 117/9=13 Goal Reached!
true
false
[ 9, 97, 4, 24 ]
13
97-24=73 9+4=13 73-13=13 <backtrack>
false
true
[ 45, 24, 16, 40 ]
13
45+24=69 16+40=56 69-56=13 Goal Reached!
true
false
[ 45, 24, 16, 40 ]
13
45-40=5 24-5=19 19-16=13 <backtrack>
false
true
[ 90, 21, 72, 77 ]
66
90-72=18 77*18=1386 1386/21=66 Goal Reached!
true
false
[ 90, 21, 72, 77 ]
66
90-21=69 77-72=5 69-5=66 <backtrack>
false
true
[ 58, 60, 12, 55 ]
45
60-58=2 55-12=43 2+43=45 Goal Reached!
true
false
[ 58, 60, 12, 55 ]
45
58-12=46 60-55=5 46-5=45 <backtrack>
false
true
[ 31, 91, 5, 39 ]
73
31+91=122 5*39=195 195-122=73 Goal Reached!
true
false
[ 31, 91, 5, 39 ]
73
31+5=36 39+36=75 91-75=73 <backtrack>
false
true
[ 68, 4, 40, 10 ]
88
68+10=78 40/4=10 78+10=88 Goal Reached!
true
false
[ 68, 4, 40, 10 ]
88
4*10=40 40+40=80 68+80=88 <backtrack>
false
true
[ 4, 61, 34, 48 ]
86
61*48=2928 2928-4=2924 2924/34=86 Goal Reached!
true
false
[ 4, 61, 34, 48 ]
86
4+61=65 34+48=82 65+82=86 <backtrack>
false
true
[ 25, 37, 14, 21 ]
97
25+37=62 14+21=35 62+35=97 Goal Reached!
true
false
[ 25, 37, 14, 21 ]
97
25+37=62 14+21=35 62+35=-6 <backtrack>
false
true
[ 85, 40, 73, 3 ]
66
85+40=125 73+125=198 198/3=66 Goal Reached!
true
false
[ 85, 40, 73, 3 ]
66
85-3=82 82-40=42 73-42=66 <backtrack>
false
true
[ 41, 1, 44, 4 ]
82
41+1=42 44-4=40 42+40=82 Goal Reached!
true
false
[ 41, 1, 44, 4 ]
82
41+1=42 44+4=48 42+48=82 <backtrack>
false
true
[ 59, 30, 65, 96 ]
21
65-59=6 30+96=126 126/6=21 Goal Reached!
true
false
[ 59, 30, 65, 96 ]
21
96-65=31 59-31=28 30-28=21 <backtrack>
false
true
[ 69, 45, 8, 84 ]
28
69-45=24 8*84=672 672/24=28 Goal Reached!
true
false
[ 69, 45, 8, 84 ]
28
84-69=15 45-8=37 37-15=28 <backtrack>
false
true
[ 38, 78, 79, 33 ]
70
38+78=116 79-33=46 116-46=70 Goal Reached!
true
false
[ 38, 78, 79, 33 ]
70
38+33=71 79-78=1 71-1=70 <backtrack>
false
true
[ 59, 94, 50, 53 ]
83
53-50=3 59*3=177 177-94=83 Goal Reached!
true
false
[ 59, 94, 50, 53 ]
83
50+53=103 103-59=44 94-44=83 <backtrack>
false
true
[ 33, 97, 35, 18 ]
77
33+97=130 35+18=53 130-53=77 Goal Reached!
true
false
[ 33, 97, 35, 18 ]
77
33+35=68 97-18=79 79-68=77 <backtrack>
false
true
[ 45, 10, 59, 90 ]
79
90/45=2 10*2=20 59+20=79 Goal Reached!
true
false
[ 45, 10, 59, 90 ]
79
45+10=55 59+55=114 114-90=79 <backtrack>
false
true
[ 65, 76, 89, 90 ]
10
76-65=11 90-89=1 11-1=10 Goal Reached!
true
false
[ 65, 76, 89, 90 ]
10
90-89=1 76-65=11 11-1=2 <backtrack>
false
true
[ 71, 78, 85, 69 ]
77
78*69=5382 85+5382=5467 5467/71=77 Goal Reached!
true
false
[ 71, 78, 85, 69 ]
77
85-69=16 71+16=87 87-78=77 <backtrack>
false
true
[ 21, 76, 56, 87 ]
46
21+76=97 56+87=143 143-97=46 Goal Reached!
true
false
[ 21, 76, 56, 87 ]
46
76-21=55 87-56=31 55-31=46 <backtrack>
false
true
[ 65, 30, 54, 95 ]
53
65+30=95 95/95=1 54-1=53 Goal Reached!
true
false
[ 65, 30, 54, 95 ]
53
95-30=65 65/65=1 54-1=-2 <backtrack>
false
true
[ 79, 93, 99, 96 ]
95
99-93=6 96/6=16 79+16=95 Goal Reached!
true
false
[ 79, 93, 99, 96 ]
95
99-79=20 93+20=113 113-96=95 <backtrack>
false
true
[ 29, 43, 99, 33 ]
52
43-29=14 99-33=66 66-14=52 Goal Reached!
true
false
[ 29, 43, 99, 33 ]
52
99-29=70 70-33=37 43+37=52 <backtrack>
false
true
[ 26, 69, 34, 67 ]
47
69-67=2 26/2=13 34+13=47 Goal Reached!
true
false
[ 26, 69, 34, 67 ]
47
69-26=43 67-34=33 43+33=47 <backtrack>
false
true
[ 28, 68, 84, 87 ]
22
84/28=3 87-68=19 3+19=22 Goal Reached!
true
false
[ 28, 68, 84, 87 ]
22
87-68=19 84/28=3 19+3=22 <backtrack>
false
true
[ 22, 29, 81, 38 ]
33
29+81=110 110/22=5 38-5=33 Goal Reached!
true
false
[ 22, 29, 81, 38 ]
33
81-38=43 43-22=21 29+21=33 <backtrack>
false
true
[ 74, 6, 3, 31 ]
18
74+3=77 31+77=108 108/6=18 Goal Reached!
true
false
[ 74, 6, 3, 31 ]
18
74-31=43 6*3=18 43-18=18 <backtrack>
false
true
[ 35, 99, 62, 98 ]
28
99-35=64 98-62=36 64-36=28 Goal Reached!
true
false
[ 35, 99, 62, 98 ]
28
99-98=1 62-35=27 1+27=28 <backtrack>
false
true
[ 92, 43, 1, 42 ]
90
92-43=49 42-1=41 49+41=90 Goal Reached!
true
false
[ 92, 43, 1, 42 ]
90
92-1=91 43+42=85 91-85=90 <backtrack>
false
true
[ 26, 42, 63, 98 ]
53
42*63=2646 2646/98=27 26+27=53 Goal Reached!
true
false
[ 26, 42, 63, 98 ]
53
98-26=72 72-42=30 63-30=53 <backtrack>
false
true
[ 16, 16, 15, 86 ]
71
16-16=0 86-15=71 0+71=71 Goal Reached!
true
false
[ 16, 16, 15, 86 ]
71
16+16=32 86-15=71 32+71=71 <backtrack>
false
true
[ 5, 69, 31, 67 ]
72
5+31=36 69-67=2 36*2=72 Goal Reached!
true
false
[ 5, 69, 31, 67 ]
72
5+31=36 67+36=103 103-69=72 <backtrack>
false
true
[ 27, 25, 50, 14 ]
86
27-25=2 50*2=100 100-14=86 Goal Reached!
true
false
[ 27, 25, 50, 14 ]
86
27+25=52 50+14=64 52+64=86 <backtrack>
false
true
[ 25, 45, 21, 23 ]
10
45-25=20 23-21=2 20/2=10 Goal Reached!
true
false
[ 25, 45, 21, 23 ]
10
45-25=20 23-21=2 20/2=3 <backtrack>
false
true
[ 89, 83, 46, 7 ]
88
89-83=6 7*6=42 46+42=88 Goal Reached!
true
false
[ 89, 83, 46, 7 ]
88
46+7=53 83+53=136 136-89=88 <backtrack>
false
true
[ 11, 9, 51, 17 ]
60
11+9=20 51/17=3 20*3=60 Goal Reached!
true
false
[ 11, 9, 51, 17 ]
60
11*9=99 99-17=82 82-51=60 <backtrack>
false
true