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35 lines
560 B
35 lines
560 B
package main |
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func recursion(b board, array []tetrimino, idx int) bool { |
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if idx == len(array) { |
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return true |
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} |
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for i := range b { |
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for j := range b[i] { |
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if !b.check(i, j, array[idx]) { |
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continue |
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} |
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b.put(i, j, idx, array[idx]) |
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if recursion(b, array, idx+1) { |
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return true |
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} |
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b.remove(i, j, array[idx]) |
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} |
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} |
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return false |
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} |
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func solve(array []tetrimino) board { |
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square := 2 |
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for square*square < len(array)*4 { |
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square++ |
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} |
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for { |
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b := makeBoard(square) |
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square++ |
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if !recursion(b, array, 0) { |
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continue |
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} |
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return b |
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} |
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}
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