CF Round #419, scorer

Test: #14, time: 15 ms., memory: 8 KB, exit code: 0, checker exit code: 1, verdict: WRONG_ANSWER
Input
100 50
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1...
Output
100
row 1
row 2
row 3
row 4
row 5
row 6
row 7
row 8
row 9
row 10
row 11
row 12
row 13
row 14
row 15
row 16
row 17
row 18
row 19
row 20
row 21
row 22
row 23
row 24
row 25
row 26
row 27
row 28
row 29
row 30
row 31
row 32
row 33
row 34
row 35
row 36
row 37
row 38
row 39
row 40
row 41
row 42
row 43
row 44
row 45
row 46
row 47
row 48
row 49
row 50
row 51
row 52
row 53
row 54
row 55
row 56
row 57
row 58
row 59
row 60
row 61
row 62
row 63
row 64
row...
Answer
50
col 1
col 2
col 3
col 4
col 5
col 6
col 7
col 8
col 9
col 10
col 11
col 12
col 13
col 14
col 15
col 16
col 17
col 18
col 19
col 20
col 21
col 22
col 23
col 24
col 25
col 26
col 27
col 28
col 29
col 30
col 31
col 32
col 33
col 34
col 35
col 36
col 37
col 38
col 39
col 40
col 41
col 42
col 43
col 44
col 45
col 46
col 47
col 48
col 49
col 50
Checker Log
wrong answer participant used 100 moves, but a solution using only 50 moves exists. ;)
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