copy trait

copiari32/Cargo.toml

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+[package]
+name = "copiari32"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

copiari32/src/main.rs

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+fn incrementar(n: i32) -> i32 {
+    n + 32
+}
+
+fn main() {
+    let num = 10i32;
+    let num2 = incrementar(num);
+    println!("num: {}, num2: {}", num, num2);
+}