12 lines
		
	
	
		
			180 B
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			12 lines
		
	
	
		
			180 B
		
	
	
	
		
			C++
		
	
	
	
	
	
| #include "../Eigen/Core"
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| 
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| #ifdef EIGEN_SHOULD_FAIL_TO_BUILD
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| #define ROWS Dynamic
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| #else
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| #define ROWS 3
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| #endif
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| 
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| using namespace Eigen;
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| 
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| int main() { Matrix<int, ROWS, 1>{1, 2, 3}; }
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