when i use the STL to create a Matrix i use the algorithm...

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Question by Real.Z
Submitted on 3/2/2004
Related FAQ: C++ FAQ (part 1 of 10)
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when i use the STL to create a Matrix i use the algorithm for_each like this: for_each (matt.begin(),matt.end(),resize(Len)); the matt are defined vector<vector<int>> but the compiler tells me that resize is a undefined function so where is the problem?

Answer by ...
Submitted on 8/6/2004
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to create a nxm matrix you can use: vector<vector<int> > matrix = vector<vector<int> >(n, vector<int>(m, initialValue));

Answer by carlos
Submitted on 11/9/2004
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try to put a space like: vector< vector<int> >; cherss Carlos

Answer by vinod
Submitted on 2/20/2005
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No i dont know

Answer by Zack
Submitted on 2/25/2006
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You have to seperate the >> because the compiler is readin it as if you were getting input from a stream. vector< vector<int> > will work.

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