Started Rust in Action MEAP.

1 files changed, 0 insertions, 61 deletions

diff --git a/mathsssss/src/main.rs b/mathsssss/src/main.rs
deleted file mode 100644
index 991590b..0000000
--- a/mathsssss/src/main.rs
+++ /dev/null
@@ -1,61 +0,0 @@
-use std::env;
-use std::collections::HashMap;
-
-fn calc_mean(numbers: &Vec<i32>) -> f32 {
-    let sum: i32 = numbers.iter().sum();
-    sum as f32 / numbers.len() as f32
-}
-
-fn calc_median(numbers: &Vec<i32>) -> i32 {
-    numbers[numbers.len() / 2]
-}
-
-fn calc_mode(numbers: &Vec<i32>) -> i32 {
-    let mut counts: HashMap<i32, i32> = HashMap::new();
-
-    for each in numbers {
-        let count = counts.entry(*each).or_insert(0);
-        *count += 1;
-    }
-
-    let mut most: i32 = 0;
-    let mut result: i32 = 0;
-
-    for (key, val) in counts.iter() {
-        
-        if val > &most {
-            most = *val;
-            result = *key;
-        }
-    }
-        
-    if most <= 1 {
-        0
-    }
-    else {
-        result
-    }
-
-}
-
-fn main() {
-    // grab numbers
-    let mut numbers: Vec<i32> = Vec::new();
-
-    for arg in env::args().skip(1) {
-        let number: i32 = arg.trim().parse()
-            .expect("error: could not parse arg");
-        numbers.push(number);
-    }
-
-    // sort list (mostly for median)
-    numbers.sort_by(|a, b| a.partial_cmp(b).unwrap());
-
-    // calculate and print results
-    let mean: f32 = calc_mean(&numbers);
-    println!("mean:   {}", mean);
-    let median: i32 = calc_median(&numbers);
-    println!("median: {}", median);
-    let mode: i32 = calc_mode(&numbers);
-    println!("mode:   {}", mode);
-}