6 lines
244 B
C++
6 lines
244 B
C++
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Matrix4i m = Matrix4i::Random();
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cout << "Here is the matrix m:" << endl << m << endl;
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cout << "Here is m.block<2,2>(1,1):" << endl << m.block<2,2>(1,1) << endl;
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m.block<2,2>(1,1).setZero();
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cout << "Now the matrix m is:" << endl << m << endl;
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