u7

src/u7.rs

@@ -1 +1,28 @@
-pub fn main() {}
+pub fn main() {
+    let mut input = String::new();
+    std::io::stdin().read_line(&mut input).unwrap();
+    let a: i128 = input.trim().parse().unwrap();
+    input.clear();
+    std::io::stdin().read_line(&mut input).unwrap();
+    let b: i128 = input.trim().parse().unwrap();
+    input.clear();
+    
+    std::io::stdin().read_line(&mut input).unwrap();
+    let op = input.trim();
+    
+    match op { 
+        "p" | "parne" => {
+            let a = if a % 2 == 0 {a} else {a+1};
+            for i in (a..=b).step_by(2) {
+                print!("{} ", i);
+            }
+        },
+        "n" | "neparne" => {
+            let a = if a % 2 == 1 {a} else {a+1};
+            for i in (a..=b).step_by(2) {
+                print!("{} ", i);
+            }
+        }
+        _ => panic!("Invalid operation"),
+    }
+}