try to fix get_row

2025-05-31 12:57:40 +02:00
parent bdb3d4b88c
commit fe896743d1
1 changed files with 3 additions and 1 deletions
--- a/lab10/jacobi/matrix.h
+++ b/lab10/jacobi/matrix.h
@@ -115,7 +115,9 @@ public:
  Matrix &operator/=(double x);

  std::vector<double> &get_row(int i) {
-    return slice(i * this->cols(), this->cols());
+    size_t start = i * this->numCols_;
+    return std::vector<double>(this->data() + start,
+                               this->data() + start + this->numCols_);
  }

 private: