Largest product in a grid: Difference between revisions
Added AutoHotkey
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The maximum product of 4 elements: 51267216 is the column of 4 numbers starting at: 7, 16
</pre>
=={{header|AutoHotkey}}==
<lang AutoHotkey>Grid =
(
08 02 22 97 38 15 00 40 00 75 04 05 07 78 52 12 50 77 91 08
49 49 99 40 17 81 18 57 60 87 17 40 98 43 69 48 04 56 62 00
81 49 31 73 55 79 14 29 93 71 40 67 53 88 30 03 49 13 36 65
52 70 95 23 04 60 11 42 69 24 68 56 01 32 56 71 37 02 36 91
22 31 16 71 51 67 63 89 41 92 36 54 22 40 40 28 66 33 13 80
24 47 32 60 99 03 45 02 44 75 33 53 78 36 84 20 35 17 12 50
32 98 81 28 64 23 67 10 26 38 40 67 59 54 70 66 18 38 64 70
67 26 20 68 02 62 12 20 95 63 94 39 63 08 40 91 66 49 94 21
24 55 58 05 66 73 99 26 97 17 78 78 96 83 14 88 34 89 63 72
21 36 23 09 75 00 76 44 20 45 35 14 00 61 33 97 34 31 33 95
78 17 53 28 22 75 31 67 15 94 03 80 04 62 16 14 09 53 56 92
16 39 05 42 96 35 31 47 55 58 88 24 00 17 54 24 36 29 85 57
86 56 00 48 35 71 89 07 05 44 44 37 44 60 21 58 51 54 17 58
19 80 81 68 05 94 47 69 28 73 92 13 86 52 17 77 04 89 55 40
04 52 08 83 97 35 99 16 07 97 57 32 16 26 26 79 33 27 98 66
88 36 68 87 57 62 20 72 03 46 33 67 46 55 12 32 63 93 53 69
04 42 16 73 38 25 39 11 24 94 72 18 08 46 29 32 40 62 76 36
20 69 36 41 72 30 23 88 34 62 99 69 82 67 59 85 74 04 36 16
20 73 35 29 78 31 90 01 74 31 49 71 48 86 81 16 23 57 05 54
01 70 54 71 83 51 54 69 16 92 33 48 61 43 52 01 89 19 67 48
)
oGrid := []
for r, line in StrSplit(grid, "`n", "`r")
for c, v in StrSplit(line, " ")
oGrid[r, c] := v
n := 4
Steps := []
for r, row in oGrid
{
for c, v in row
{
prodR := prodC := 1
strR := strC := ""
loop % n
{
prodR *= oGrid[r, c + A_Index - 1]
prodC *= oGrid[r + A_Index - 1, C]
strR .= oGrid[r, c + A_Index - 1] "*"
strC .= oGrid[r + A_Index - 1, C] "*"
}
Steps[prodR] .= "`n" Trim(strR, "*") " @ Row " r ", Col " c " - Col " c+n-1
Steps[prodC] .= "`n" Trim(strC, "*") " @ Row " r " - Row " r+n-1 ", Col " c
maxProd := maxProd > prodR ? maxProd : prodR
maxProd := maxProd > prodC ? maxProd : prodC
}
}
MsgBox, 262144, ,% result := "Max Product = " maxProd . Steps[maxProd]</lang>
{{out}}
<pre>Max Product = 51267216
66*91*88*97 @ Row 7 - Row 10, Col 16</pre>
=={{header|Factor}}==
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