Fix Clippy issues.

source/year_2020/day_14/mod.rs

@@ -32,13 +32,7 @@ fn part_1(input: &str) -> Result<String> {
     }
   }
 
-  Ok(
-    memory
-      .iter()
-      .map(|(_, value)| value)
-      .sum::<i64>()
-      .to_string(),
-  )
+  Ok(memory.values().sum::<i64>().to_string())
 }
 
 fn part_2(input: &str) -> Result<String> {
@@ -98,13 +92,7 @@ fn part_2(input: &str) -> Result<String> {
     }
   }
 
-  Ok(
-    memory
-      .iter()
-      .map(|(_, value)| *value)
-      .sum::<i64>()
-      .to_string(),
-  )
+  Ok(memory.values().sum::<i64>().to_string())
 }
 
 fn combine(input: String) -> Vec<String> {

source/year_2021/day_05/mod.rs

@@ -15,30 +15,18 @@ impl Vector {
     let x_coordinates = {
       let x_amount = (self.a.0 - self.b.0).abs();
       if self.a.0 < self.b.0 {
-        (0..=x_amount)
-          .into_iter()
-          .map(|x| self.a.0 + x)
-          .collect::<Vec<_>>()
+        (0..=x_amount).map(|x| self.a.0 + x).collect::<Vec<_>>()
       } else {
-        (0..=x_amount)
-          .into_iter()
-          .map(|x| self.a.0 - x)
-          .collect::<Vec<_>>()
+        (0..=x_amount).map(|x| self.a.0 - x).collect::<Vec<_>>()
       }
     };
 
     let y_coordinates = {
       let y_amount = (self.a.1 - self.b.1).abs();
       if self.a.1 < self.b.1 {
-        (0..=y_amount)
-          .into_iter()
-          .map(|x| self.a.1 + x)
-          .collect::<Vec<_>>()
+        (0..=y_amount).map(|x| self.a.1 + x).collect::<Vec<_>>()
       } else {
-        (0..=y_amount)
-          .into_iter()
-          .map(|x| self.a.1 - x)
-          .collect::<Vec<_>>()
+        (0..=y_amount).map(|x| self.a.1 - x).collect::<Vec<_>>()
       }
     };
 
@@ -54,7 +42,7 @@ impl Vector {
       (self.b.0, self.a.0)
     };
 
-    (x1..=x2).into_iter().map(|x| (x, y)).collect()
+    (x1..=x2).map(|x| (x, y)).collect()
   }
 
   fn vertical_coordinates(&self) -> Vec<(isize, isize)> {
@@ -66,7 +54,7 @@ impl Vector {
       (self.b.1, self.a.1)
     };
 
-    (y1..=y2).into_iter().map(|y| (x, y)).collect()
+    (y1..=y2).map(|y| (x, y)).collect()
   }
 }
 

source/year_2021/day_06/mod.rs

@@ -43,7 +43,7 @@ fn parse_fishes(input: &str) -> Result<FishMap> {
 }
 
 fn count_fishes(fishes: FishMap) -> isize {
-  fishes.into_iter().map(|(_, amount)| amount).sum()
+  fishes.values().sum()
 }
 
 fn simulate_fishes(fishes: FishMap) -> FishMap {