X-Git-Url: https://i11git.iti.kit.edu/anon-gitweb/?p=Mitarbeiter%2FTim-Zeitz%2Fstud-rust-base.git;a=blobdiff_plain;f=src%2Fbin%2Fcompare_vector.rs;h=0a1849255947f9f5d0128360438b01f4cfe333df;hp=760496cbc36798a9c594a8b34615e2c37b168ed7;hb=7e14e0703289af36efa95d687c71116a7a53a450;hpb=174bad4ee583a72df07c23f242654a454a07b9f6

diff --git a/src/bin/compare_vector.rs b/src/bin/compare_vector.rs
index 760496c..0a18492 100644
--- a/src/bin/compare_vector.rs
+++ b/src/bin/compare_vector.rs
@@ -1,12 +1,8 @@
-extern crate stud_rust_base;
 use stud_rust_base::{io::*, cli::CliErr};
 use std::{env, fmt::Display, error::Error};
 
 fn main() -> Result<(), Box<dyn Error>> {
-    let mut args = env::args();
-    args.next();
-
-    match &args.collect::<Vec<String>>()[..] {
+    match &env::args().skip(1).collect::<Vec<String>>()[..] {
         [data_type, input1, input2] => {
             match data_type.as_ref() {
                 "i8" => { compare_values(&Vec::<i8>::load_from(input1)?, &Vec::<i8>::load_from(input2)?); Ok(()) },
@@ -65,7 +61,8 @@ fn compare_values<T>(values1: &[T], values2: &[T]) where
     T: PartialOrd
 {
     if values1.len() != values2.len() {
-        println!("Can only compare vectors of equal size. The first vector has {} elements. The second vector has {} elements.", values1.len(), values2.len());
+        println!("0");
+        eprintln!("Can only compare vectors of equal size. The first vector has {} elements. The second vector has {} elements.", values1.len(), values2.len());
         return
     }
 
@@ -84,16 +81,18 @@ fn compare_values<T>(values1: &[T], values2: &[T]) where
 
     match first_diff {
         Some(index) => {
-            println!("The vectors differ.");
-            println!("{} elements are smaller in the first vector.", v1_smaller_count);
-            println!("{} elements are smaller in the second vector.", v2_smaller_count);
-            println!("{} elements are the same.", values1.len() - v1_smaller_count - v2_smaller_count);
-            println!("{} elements are different.", v1_smaller_count + v2_smaller_count);
-            println!("The vectors have  {} elements.", values1.len());
-            println!("The first element that differs is at index {}.", index);
+            eprintln!("The vectors differ.");
+            eprintln!("{} elements are smaller in the first vector.", v1_smaller_count);
+            eprintln!("{} elements are smaller in the second vector.", v2_smaller_count);
+            eprintln!("{} elements are the same.", values1.len() - v1_smaller_count - v2_smaller_count);
+            println!("{}", values1.len() - v1_smaller_count - v2_smaller_count);
+            eprintln!("{} elements are different.", v1_smaller_count + v2_smaller_count);
+            eprintln!("The vectors have {} elements.", values1.len());
+            eprintln!("The first element that differs is at index {}.", index);
         },
         None => {
-            println!("The vectors are the same and have  {} elements.", values1.len());
+            println!("{}", values1.len());
+            eprintln!("The vectors are the same and have {} elements.", values1.len());
         },
     }
 }