#include<bits/stdc++.h>
using namespace std;
 
int main()
{
    int a,b,x,y;
    step:
    cin>>a>>b;
    x=0;
    y=0;
    if(a==-1 && b==-1)
    {
        return 0;
    }
    else
    {
 
        //cout<<x<<endl;
        //y =(b-a);
        //cout<<y<<endl;
        if(a<b)
        {
            x=b-a;
            y=(100-x);
            if(x<y)
            {
            cout<<x<<endl;
            }
            else
            {
                cout<<y<<endl;
            }
        }
        else
        { 
            x=a-b;
            y=100-x;
            if(x<y)
            {
            cout<<x<<endl;
            }
            else
            {
                cout<<y<<endl;
            }
        }
 
    }
    goto step;
}

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

19 42
12 74
0 0
99 38
81 33
84 20
72 58
99 99
69 14
4 78
4 56
0 99
79 93
63 61
81 2
97 52
44 9
99 0
67 25
22 0
10 6
20 83
16 72
28 85
86 32
15 42
40 93
1 71
86 64
84 19
18 81
71 62
42 97
46 61
74 68
61 85
26 34
68 42
6 48
79 44
80 94
38 72
39 39
43 25
55 79
96 25
61 67
87 3
16 33
65 91
53 78
28 79
12 96
73 70
44 52
66 76
99 4
0 38
95 95
16 2
74 64
27 35
32 15
91 48
0 8
91 54
86 19
85 51
67 59
73 63
63 40
91 62
96 91
53 92
38 21
94 13
85 74
0 69
41 43
70 41
51 61
47 38
33 33
41 52
44 14
68 7
6 59
22 3
3 27
47 41
48 41
6 85
67 59
55 8
2 77
50 54
90 97
44 75
82 85
28 26
-1 -1