文档介绍：16+39
58+2
94-14
16+8
34-19
23+21
53-41
15+21
17-16
49+37
60-35
11-4
33+33
95-42
69-47
69-57
25+15
90-30
16+1
76-40
1-0
17+57
28+11
17+81
81+3
10+82
71+11
76-42
8+26
24+72
65-2
55+1
22+17
89-51
1+56
10+13
17+35
61-25
56+7
54+24
27+65
21+50
91-31
96-22
31+63
25+66
83-56
22+23
26+44
25+58
55+28
32+51
71-35
83-52
60+26
95-93
58-47
2+58
18+17
79-40
66+16
64-1
88-10
78-76
16+38
46-7
12+70
27+28
7+60
88-25
34+61
86-34
83+13
23+40
91-79
77-30
37+36
31-7
19+74
30+9
47+39
87-40
21+25
21+13
63-1
99-15
91-40
66-27
14+6
75-24
45-0
26+3
80-9
68-51
5+49
60+31
58-10
62+24
78-20
22-12
47-19
13+42
78-77
14+41
88+11
55-36
40+55
80-32
61+7
83-60
10+47
16+60
12+33
16-4
32+8
54-24
18-0
12+64
17+83
24+62
80-40
88-2
29+23
39-1
3+1
88-39
8+23
21+37
10+40
85-67
22+32
93-21
22+38
38+53
10+45
11-9
66-35
86-10
14+23
93-46
31+30
50+16
66-30
15+6
11+56
16+59
90-67
19+27
14-7
25+11
65-3
43+14
37+42
54+10
85-80
27+66
74-47
69+22
73-36
74-60
0+13
2+55
57+41
21+78
81-24
75+12
49-22
60-48
63-20
7-4
46+53
59+37
98-66
53+46
1+7
89-12
89-16
10+25
95-63
3+20
74-57
27+72
43+24
77+12
67-52
93-89
37+4
60+15
82-19
9+87
76-38
8+30
29-2
18+25
22+0
4+56
85-0
42+57
96-78
25-0
7+68
86-3
66-28
16+44
74+16
23+46
21+48
53-52
68-48
60-37
95-12
40+41
68-64
89-20
83-3
82-14
34-33
12+38
39+42
99-38
94-63
95-48
83-42
11-0
24+68
83-33
93-52
73-44
84-6
47+46
11-6
27+26
40-22
60+12
86-37
40+33
16+61
19-12
23+64
46-15
82-13
14-0
76+10
49-33
32-19
47+48
36+30
93-20
51-0
92-10
0+85
98-6
4+48
97-58
33-22
87-35
9-8
59+18
91-19
72-61
27+56
87-22
79-6
56-14
98-76
6+1
47-37
21-14
83+2
73+14
87-33
55-54
41-23
22+56
94-20
12+53
6+2
82+5
28+25
12+78
66-61
21+15
26+62
71-21
20-0
47+41
66-11
22+19
99_94
20-4
64+13
11-9
39+23
45+47
43+0
58-29
3+