Create 04-sum-in-a-matrix.rs

xhofe · Jul 4, 2023 · 3a154f6 · 3a154f6
1 parent 4fceebf
commit 3a154f6
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/2023/07/04-sum-in-a-matrix.rs b/2023/07/04-sum-in-a-matrix.rs
@@ -0,0 +1,8 @@
+impl Solution {
+    pub fn matrix_sum(mut nums: Vec<Vec<i32>>) -> i32 {
+        nums.iter_mut().for_each(|row| row.sort());
+        (0..nums[0].len())
+            .map(|i| nums.iter().map(|row| row[i]).max().unwrap())
+            .sum()
+    }
+}