** The input format statement for these data is (t33,f3.0,t42,f3.0) **
** The input file is as follows:


 0 1
  30
 2
 6
  30         
                                  0       50
                                  0       20
                                 75        0
                                 25       40
                                 10       40
                                 40       20
                                 15       40
                                 20       70
                                  0        0
                                 45       20
                                 10        5
                                 60       90
                                 30        0
                                 30        0
                                 50       85
                                 20        0
                                  0       15
                                  5       60
                                  0        0
                                  0        5
                                 40       70
                                  0        0
                                 30       25
                                  0        0
                                  0       70
                                  0       20
                                 70        0
                                 30        0
                                 50       50
                                 50       30
                                  0      100
                                  0      100
                                100      100
                                  0      100
                                 85        0
                                 35       10
                                  0        0
                                 85       50
                                100      100
                                 80      100
                                  0        0
                                100      100
                                  0        0
                                 60        0
                                 80        0
                                 20      100
                                  0        0
                                100      100
                                  0        0
                                 50       70
                                  0       75
                                100       95
                                100      100
                                100      100
                                 70       80
                                 50       70
                                100      100
                                100        0
                                100      100
                                 50       10
                                 15       10
                                  0        5
                                 25       10
                                 25       10
                                 25       15
                                 35       35
                                 25       10
                                 25       45
                                 10       10
                                 35       40
                                 40       25
                                 40       40
                                 10       20
                                 25       40
                                 60       60
                                  5       20
                                 25       30
                                 70       75
                                  5       10
                                 15       20
                                 40       40
                                  5       10
                                 75       60
                                 40       20
                                 20       25
                                 10       10
                                 20       50
                                 10       20
                                 10        5
                                 20       25
                                  0       90
                                 85       90
                                 95       95
                                  0        5
                                 65       80
                                 15       20
                                 15       10
                                 85       85
                                 95       90
                                 65       90
                                  5       40
                                 90       90
                                 50       75
                                  5       60
                                 85       75
                                 70       50
                                  5       90
                                 95       95
                                 10       20
                                 85       10
                                 40       30
                                 80       85
                                 90       90
                                 20       90
                                 75       35
                                 75       10
                                 80       90
                                  5        5
                                 95       75
                                 60       60
                                  0       25
                                  0        0
                                  0        0
                                 25       25
                                 15       25
                                 25       15
                                 15       15
                                  0        0
                                 15       15
                                 65       45
                                 25       15
                                 35       25
                                 15       45
                                  0       30
                                 25       45
                                 75       25
                                 25       15
                                 65       25
                                  0        0
                                  0        0
                                 25       15
                                 15       15
                                 25       15
                                  0        0
                                 15       25
                                 15        5
                                 25       40
                                  0        0
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                                 35        0
                                 55       55
                                 65       70
                                 90       95
                                 45       75
                                 60        0
                                 15       25
                                  0       20
                                 65       65
                                 90       85
                                 65       65
                                  0        0
                                 85       75
                                  0       45
                                 45        0
                                 80        0
                                 65       55
                                  0        0
                                 95       95
                                  0       25
                                 65       85
                                  0        0
                                 75       65
                                 95       85
                                 95       90
                                 45       45
                                 25       55
                                 95       80
                                 85       85
                                 85       75
                                  0       45
                                 30       80
                                  0        0
                                 10        0
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                                 40       30
                                  0        0
                                  0        0
                                  0       80
                                 30       30
                                  0        0
                                 50       80
                                  0        0
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                                 80       70
                                  0        0
                                  0        0
                                 80       80
                                 20       10
                                  0        0
                                 70        0
                                  0        0
                                 20       40
                                  0        0
                                 10       20
                                 30       10
                                 40       30
                                  0        0
                                  0        0
                                  0        0
                                 70       75
                                 80      100
                                100      100
                                  0        0
                                 40       70
                                 20       30
                                 40       30
                                 60       80
                                 95       80
                                 40       75
                                 50        0
                                 90       90
                                 70       70
                                 40       80
                                  0        0
                                 70       90
                                  0       60
                                100      100
                                  0        0
                                 90       70
                                 70       20
                                 90      100
                                100      100
                                100      100
                                 70       60
                                 40        0
                                 90       95
                                 80        0
                                 95       80
                                  0       80
                                 50        0
                                  0        0
                                  0        0
                                 10       50
                                 10       30
                                 50       55
                                 65        0
                                  0        0
                                  0        0
                                  0        0
                                 10       20
                                 15       25
                                  0       45
                                  0        0
                                 70       75
                                  0        0
                                  0        0
                                 65        0
                                  0       60
                                  0       20
                                 70        0
                                  0        0
                                 20       70
                                  0        0
                                 70       85
                                  0       15
                                 80       65
                                 40       40
                                  0       50
                                  0       55
                                  0       70
                                 90        0
                                 90       80
                                 90        0
                                 60        0
                                 20        0
                                  0        0
                                 80       80
                                 85       75
                                 20       65
                                  0        0
                                 80       90
                                 15       70
                                  0        0
                                  0        0
                                 60       80
                                 95        0
                                 85       90
                                 75       55
                                  0       70
                                  0        0
                                 95       80
                                 90       90
                                 90       80
                                 40       70
                                 70       40
                                 90       45
                                 80        0
                                 90       85
                                  0        0
                                  0        0
                                  0        0
                                 30        0
                                  0        0
                                 10       10
                                 15       15
                                  0        0
                                 15       15
                                 30        0
                                 15       10
                                  5       10
                                 20       35
                                  0        0
                                  5        5
                                 10       60
                                  0        0
                                  0        0
                                 40       40
                                  0        0
                                  0        0
                                 15        5
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                                 10       15
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                                 10       15
                                  0        0
                                  0        0
                                  0        0
                                 20       30
                                 45       80
                                 80       90
                                 80       80
                                 75       90
                                  5        5
                                  0        0
                                 50       20
                                 85       80
                                 50       50
                                  5        0
                                 90       90
                                 80        0
                                  5       20
                                 85       65
                                 30       15
                                 20       20
                                 90       95
                                  0        0
                                 90       85
                                 10        0
                                 90       65
                                 90       90
                                 90       90
                                 60        0
                                 80       60
                                  0       80
                                 90       75
                                100       80
                                  5       70