solve: 74. Search a 2D Matrix in rust

Signed-off-by: rajput-hemant <rajput.hemant2001@gmail.com>

Author: rajput-hemant

src/0001-0100/074 - Search a 2D Matrix/search_a_2d_matrix.rs

@@ -0,0 +1,17 @@
+impl Solution {
+    pub fn search_matrix(matrix: Vec<Vec<i32>>, target: i32) -> bool {
+        let (mut rows, mut cols) = (0, matrix[0].len() - 1);
+
+        while rows < matrix.len() && cols > 0 {
+            if matrix[rows][cols] == target {
+                return true;
+            } else if matrix[rows][cols] > target {
+                cols -= 1;
+            } else {
+                rows += 1;
+            }
+        }
+
+        false
+    }
+}