Data commit

Task/Fivenum/Rust/fivenum.rust

@@ -0,0 +1,72 @@
+#[derive(Debug)]
+struct FiveNum {
+    minimum: f64,
+    lower_quartile: f64,
+    median: f64,
+    upper_quartile: f64,
+    maximum: f64,
+}
+
+fn median(samples: &[f64]) -> f64 {
+    // input is already sorted
+    let n = samples.len();
+    let m = n / 2;
+    if n % 2 == 0 {
+        (samples[m] + samples[m - 1]) / 2.0
+    } else {
+        samples[m]
+    }
+}
+
+fn fivenum(samples: &[f64]) -> FiveNum {
+    let mut xs = samples.to_vec();
+    xs.sort_by(|x, y| x.partial_cmp(y).unwrap());
+
+    let m = xs.len() / 2;
+
+    FiveNum {
+        minimum: xs[0],
+        lower_quartile: median(&xs[0..(m + (xs.len() % 2))]),
+        median: median(&xs),
+        upper_quartile: median(&xs[m..]),
+        maximum: xs[xs.len() - 1],
+    }
+}
+fn main() {
+    let inputs = vec![
+        vec![15., 6., 42., 41., 7., 36., 49., 40., 39., 47., 43.],
+        vec![36., 40., 7., 39., 41., 15.],
+        vec![
+            0.14082834,
+            0.09748790,
+            1.73131507,
+            0.87636009,
+            -1.95059594,
+            0.73438555,
+            -0.03035726,
+            1.46675970,
+            -0.74621349,
+            -0.72588772,
+            0.63905160,
+            0.61501527,
+            -0.98983780,
+            -1.00447874,
+            -0.62759469,
+            0.66206163,
+            1.04312009,
+            -0.10305385,
+            0.75775634,
+            0.32566578,
+        ],
+    ];
+
+    for input in inputs {
+        let result = fivenum(&input);
+        println!("Fivenum",);
+        println!("  Minumum: {}", result.minimum);
+        println!("  Lower quartile: {}", result.lower_quartile);
+        println!("  Median: {}", result.median);
+        println!("  Upper quartile: {}", result.upper_quartile);
+        println!("  Maximum: {}", result.maximum);
+    }
+}