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Fix capacities for rows and row. #45

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Fix capacities for rows and row. #45

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4 changes: 2 additions & 2 deletions ch2/ch2-mandelbrot/src/main.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -11,10 +11,10 @@ fn calculate_mandelbrot( // <2>
height: usize, // <5>
) -> Vec<Vec<usize>> {

let mut rows: Vec<_> = Vec::with_capacity(width); // <6>
let mut rows: Vec<_> = Vec::with_capacity(height); // <6>
for img_y in 0..height { // <7>

let mut row: Vec<usize> = Vec::with_capacity(height);
let mut row: Vec<usize> = Vec::with_capacity(width);
for img_x in 0..width {

let x_percent = (img_x as f64 / width as f64);
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