From daf2378caf0835566a5bb7a70e1515d6cac1627d Mon Sep 17 00:00:00 2001
From: gregemax <gregemax700@gmail.com>
Date: Tue, 28 Oct 2025 22:03:57 +0100
Subject: [PATCH] week to solution

---
 code/src/main.rs               |  5 +++++
 code/src/week_2/greg_task_1.rs |  4 ++++
 code/src/week_2/greg_task_2.rs | 17 +++++++++++++++++
 code/src/week_2/greg_task_3.rs | 13 +++++++++++++
 code/src/week_2/mod.rs         |  5 ++++-
 5 files changed, 43 insertions(+), 1 deletion(-)
 create mode 100644 code/src/week_2/greg_task_1.rs
 create mode 100644 code/src/week_2/greg_task_2.rs
 create mode 100644 code/src/week_2/greg_task_3.rs

diff --git a/code/src/main.rs b/code/src/main.rs
index 4308031..5571326 100644
--- a/code/src/main.rs
+++ b/code/src/main.rs
@@ -2,9 +2,14 @@
 mod week_2;
 
 // entry point to run all topics covered
+
 fn main() {
     // call functions from session_3 modules
     week_2::function::run();
     week_2::loops::run();
     week_2::primitive_types::run();
+    week_2::greg_task_2::mine_blocks(10);
+    
+    week_2::greg_task_3::get_rpc_url(&week_2::greg_task_3::Network::Mainnet);
+    
 }
\ No newline at end of file
diff --git a/code/src/week_2/greg_task_1.rs b/code/src/week_2/greg_task_1.rs
new file mode 100644
index 0000000..f0d9bcf
--- /dev/null
+++ b/code/src/week_2/greg_task_1.rs
@@ -0,0 +1,4 @@
+fn btc_value_in_usd(btc: f64, rate: f64) -> f64{
+    btc * rate
+}
+fn main(){}
\ No newline at end of file
diff --git a/code/src/week_2/greg_task_2.rs b/code/src/week_2/greg_task_2.rs
new file mode 100644
index 0000000..d0f77cc
--- /dev/null
+++ b/code/src/week_2/greg_task_2.rs
@@ -0,0 +1,17 @@
+pub fn mine_blocks(limit: u8) {
+    let mut difficulty = 1;
+
+    for height in 1..=limit {
+        println!("Mining block #{}", height);
+        while difficulty < 5 {
+            difficulty += 1
+        }
+
+        if height % 5 == 0 {
+            println!("Checkpoint reached");
+        } else {
+            let block_after_checkpoint=height % 5;
+            println!("blocks after check Point #{block_after_checkpoint}");
+        }
+    }
+}
diff --git a/code/src/week_2/greg_task_3.rs b/code/src/week_2/greg_task_3.rs
new file mode 100644
index 0000000..572461c
--- /dev/null
+++ b/code/src/week_2/greg_task_3.rs
@@ -0,0 +1,13 @@
+pub enum Network {
+    Mainnet,
+    Testnet,
+    Regtest,
+}
+
+pub fn get_rpc_url(network: &Network) -> &str {
+    match network {
+        Network::Mainnet => "https//btc_mainnet_rpc.com",
+        Network::Regtest => "https//btc_Regtest_rpc.com",
+        Network::Testnet => "https//btc_testnet_rpc.com",
+    }
+}
diff --git a/code/src/week_2/mod.rs b/code/src/week_2/mod.rs
index 1747ed4..420b054 100644
--- a/code/src/week_2/mod.rs
+++ b/code/src/week_2/mod.rs
@@ -3,4 +3,7 @@ pub mod function;
 pub mod loops;
 pub mod primitive_types;
 pub mod slices;
-pub mod variables;
\ No newline at end of file
+pub mod variables;
+pub mod greg_task_1;
+pub mod greg_task_2;
+pub mod greg_task_3;
\ No newline at end of file