20250202 finished.

src/problem/mod.rs

@@ -464,3 +464,5 @@ mod p350_intersection_of_two_arrays_ii;
 mod p541_reverse_string_ii;
 
 mod p81_search_in_rotated_sorted_array_ii;
+
+mod p598_range_addition_ii;

src/problem/p598_range_addition_ii.rs

@@ -0,0 +1,51 @@
+/**
+ * [598] Range Addition II
+ */
+pub struct Solution {}
+
+// submission codes start here
+
+impl Solution {
+    pub fn max_count(mut m: i32, mut n: i32, ops: Vec<Vec<i32>>) -> i32 {
+        for array in ops {
+            m = m.min(array[0]);
+            n = n.min(array[1]);
+        }
+
+        m * n
+    }
+}
+
+// submission codes end
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_598() {
+        assert_eq!(4, Solution::max_count(3, 3, vec![vec![2, 2], vec![3, 3]]));
+        assert_eq!(
+            4,
+            Solution::max_count(
+                3,
+                3,
+                vec![
+                    vec![2, 2],
+                    vec![3, 3],
+                    vec![3, 3],
+                    vec![3, 3],
+                    vec![2, 2],
+                    vec![3, 3],
+                    vec![3, 3],
+                    vec![3, 3],
+                    vec![2, 2],
+                    vec![3, 3],
+                    vec![3, 3],
+                    vec![3, 3]
+                ]
+            )
+        );
+        assert_eq!(9, Solution::max_count(3, 3, vec![]));
+    }
+}