initial commit

This commit is contained in:
huangweifeng
2026-10-22 09:23:54 +08:00
commit 63f557a39f
4448 changed files with 584487 additions and 0 deletions
+4
View File
@@ -0,0 +1,4 @@
MatrixXi m(3, 3);
m << 1, 2, 3, 4, 5, 6, 7, 8, 9;
m = (m.array() >= 5).select(-m, m);
cout << m << endl;