From 6a8b2ebccc248895619dd6ece08b296330c2b7e0 Mon Sep 17 00:00:00 2001
From: harish-datla <36021808+harish-datla@users.noreply.github.com>
Date: Fri, 8 Mar 2024 11:48:29 +0530
Subject: [PATCH 1/7] feat:[practice] hello world example

---
 exercises/practice/hello-world/lib/hello_world.ex | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/exercises/practice/hello-world/lib/hello_world.ex b/exercises/practice/hello-world/lib/hello_world.ex
index bae289edf6..d4582392cd 100644
--- a/exercises/practice/hello-world/lib/hello_world.ex
+++ b/exercises/practice/hello-world/lib/hello_world.ex
@@ -4,6 +4,6 @@ defmodule HelloWorld do
   """
   @spec hello :: String.t()
   def hello do
-    "Goodbye, Mars!"
+    "Hello, World!"
   end
-end
+end
\ No newline at end of file

From a36ad2b0050237083bf656987855b6cbcc148916 Mon Sep 17 00:00:00 2001
From: harish-datla <36021808+harish-datla@users.noreply.github.com>
Date: Sat, 9 Mar 2024 13:20:39 +0530
Subject: [PATCH 2/7] feat: Update lasagna.ex

---
 exercises/concept/lasagna/lib/lasagna.ex | 14 +++++---------
 1 file changed, 5 insertions(+), 9 deletions(-)

diff --git a/exercises/concept/lasagna/lib/lasagna.ex b/exercises/concept/lasagna/lib/lasagna.ex
index 1cc18e8cce..aca84bc934 100644
--- a/exercises/concept/lasagna/lib/lasagna.ex
+++ b/exercises/concept/lasagna/lib/lasagna.ex
@@ -1,11 +1,7 @@
 defmodule Lasagna do
-  # Please define the 'expected_minutes_in_oven/0' function
-
-  # Please define the 'remaining_minutes_in_oven/1' function
-
-  # Please define the 'preparation_time_in_minutes/1' function
-
-  # Please define the 'total_time_in_minutes/2' function
-
-  # Please define the 'alarm/0' function
+  def expected_minutes_in_oven(), do: 40
+  def remaining_minutes_in_oven(time_spent), do: expected_minutes_in_oven() - time_spent
+  def preparation_time_in_minutes(layers), do: 2*layers
+  def total_time_in_minutes(layers,time_spent), do: preparation_time_in_minutes(layers) + time_spent
+  def alarm(), do: "Ding!"
 end

From ff4b78f66c2ce5fc876e321112b87df522bdad33 Mon Sep 17 00:00:00 2001
From: harish-datla <36021808+harish-datla@users.noreply.github.com>
Date: Sat, 9 Mar 2024 13:36:20 +0530
Subject: [PATCH 3/7] feat: Update  pacman rules

---
 exercises/concept/pacman-rules/lib/rules.ex | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/exercises/concept/pacman-rules/lib/rules.ex b/exercises/concept/pacman-rules/lib/rules.ex
index c2c6e3acec..83442208bc 100644
--- a/exercises/concept/pacman-rules/lib/rules.ex
+++ b/exercises/concept/pacman-rules/lib/rules.ex
@@ -1,17 +1,14 @@
 defmodule Rules do
   def eat_ghost?(power_pellet_active?, touching_ghost?) do
-    # Please implement the eat_ghost?/2 function
+    power_pellet_active? and touching_ghost?
   end
-
   def score?(touching_power_pellet?, touching_dot?) do
-    # Please implement the score?/2 function
+    touching_power_pellet? or touching_dot?
   end
-
   def lose?(power_pellet_active?, touching_ghost?) do
-    # Please implement the lose?/2 function
+    not power_pellet_active? and touching_ghost?
   end
-
   def win?(has_eaten_all_dots?, power_pellet_active?, touching_ghost?) do
-    # Please implement the win?/3 function
+    has_eaten_all_dots? and not lose?(power_pellet_active?, touching_ghost?)
   end
 end

From 727f6e60c0fdfeff16599ccf2cd3668c930e0d8b Mon Sep 17 00:00:00 2001
From: harish-datla <36021808+harish-datla@users.noreply.github.com>
Date: Sat, 9 Mar 2024 14:12:59 +0530
Subject: [PATCH 4/7] feat: Update freelancer_rates.ex

Signed-off-by: harish-datla <36021808+harish-datla@users.noreply.github.com>
---
 .../concept/freelancer-rates/lib/freelancer_rates.ex      | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/exercises/concept/freelancer-rates/lib/freelancer_rates.ex b/exercises/concept/freelancer-rates/lib/freelancer_rates.ex
index 5b46e3bf4d..9fec2a7c5c 100644
--- a/exercises/concept/freelancer-rates/lib/freelancer_rates.ex
+++ b/exercises/concept/freelancer-rates/lib/freelancer_rates.ex
@@ -1,17 +1,17 @@
 defmodule FreelancerRates do
   def daily_rate(hourly_rate) do
-    # Please implement the daily_rate/1 function
+    8.0*hourly_rate
   end
 
   def apply_discount(before_discount, discount) do
-    # Please implement the apply_discount/2 function
+    before_discount*(100-discount)*(1/100)
   end
 
   def monthly_rate(hourly_rate, discount) do
-    # Please implement the monthly_rate/2 function
+    ceil(apply_discount(8*22*hourly_rate, discount))
   end
 
   def days_in_budget(budget, hourly_rate, discount) do
-    # Please implement the days_in_budget/3 function
+    Float.floor(budget/apply_discount(daily_rate(hourly_rate), discount),1)
   end
 end

From 6b793ddb9ac78497139b93e64877d851d8ef55cc Mon Sep 17 00:00:00 2001
From: harish-datla <36021808+harish-datla@users.noreply.github.com>
Date: Sat, 9 Mar 2024 15:06:31 +0530
Subject: [PATCH 5/7] deat: Update secrets.ex

Signed-off-by: harish-datla <36021808+harish-datla@users.noreply.github.com>
---
 exercises/concept/secrets/lib/secrets.ex | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/exercises/concept/secrets/lib/secrets.ex b/exercises/concept/secrets/lib/secrets.ex
index e9e7297d1a..0fa3df31ec 100644
--- a/exercises/concept/secrets/lib/secrets.ex
+++ b/exercises/concept/secrets/lib/secrets.ex
@@ -1,29 +1,29 @@
 defmodule Secrets do
   def secret_add(secret) do
-    # Please implement the secret_add/1 function
+    &(&1 + secret)
   end
 
   def secret_subtract(secret) do
-    # Please implement the secret_subtract/1 function
+    &(&1 - secret)
   end
 
   def secret_multiply(secret) do
-    # Please implement the secret_multiply/1 function
+    &(&1*secret)
   end
 
   def secret_divide(secret) do
-    # Please implement the secret_divide/1 function
+    &(Integer.floor_div(&1,secret))
   end
 
   def secret_and(secret) do
-    # Please implement the secret_and/1 function
+    &(Bitwise.band(&1,secret))
   end
 
   def secret_xor(secret) do
-    # Please implement the secret_xor/1 function
+    &(Bitwise.bxor(&1,secret))
   end
 
   def secret_combine(secret_function1, secret_function2) do
-    # Please implement the secret_combine/2 function
+    &(secret_function2.(secret_function1.(&1)))
   end
 end

From f2545baa0dbf0a34c2e489b2ef10f7f71c4bb6c4 Mon Sep 17 00:00:00 2001
From: harish-datla <36021808+harish-datla@users.noreply.github.com>
Date: Sat, 9 Mar 2024 15:34:12 +0530
Subject: [PATCH 6/7] feat: Update log_level.ex

Signed-off-by: harish-datla <36021808+harish-datla@users.noreply.github.com>
---
 exercises/concept/log-level/lib/log_level.ex | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/exercises/concept/log-level/lib/log_level.ex b/exercises/concept/log-level/lib/log_level.ex
index b8548d5c41..1146187f4a 100644
--- a/exercises/concept/log-level/lib/log_level.ex
+++ b/exercises/concept/log-level/lib/log_level.ex
@@ -1,9 +1,23 @@
 defmodule LogLevel do
   def to_label(level, legacy?) do
-    # Please implement the to_label/2 function
+    cond do
+      level == 0 and not legacy? -> :trace
+      level == 1 -> :debug
+      level == 2 -> :info
+      level == 3 -> :warning
+      level == 4 -> :error
+      level == 5 and not legacy? -> :fatal
+      true -> :unknown
+    end
   end
 
   def alert_recipient(level, legacy?) do
-    # Please implement the alert_recipient/2 function
+    label = to_label(level,legacy?)
+    cond do
+      label == :error || label == :fatal -> :ops
+      label == :unknown && legacy? -> :dev1
+      label == :unknown -> :dev2
+      true -> false
+    end
   end
 end

From fc2fc924369a34f07c3a02fcded31bb9045f1c7a Mon Sep 17 00:00:00 2001
From: harish-datla <36021808+harish-datla@users.noreply.github.com>
Date: Sat, 9 Mar 2024 15:34:44 +0530
Subject: [PATCH 7/7] refactor: Update log_level.ex

Signed-off-by: harish-datla <36021808+harish-datla@users.noreply.github.com>
---
 exercises/concept/log-level/lib/log_level.ex | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/exercises/concept/log-level/lib/log_level.ex b/exercises/concept/log-level/lib/log_level.ex
index 1146187f4a..a584505912 100644
--- a/exercises/concept/log-level/lib/log_level.ex
+++ b/exercises/concept/log-level/lib/log_level.ex
@@ -14,7 +14,7 @@ defmodule LogLevel do
   def alert_recipient(level, legacy?) do
     label = to_label(level,legacy?)
     cond do
-      label == :error || label == :fatal -> :ops
+      label in [:error,:fatal] -> :ops
       label == :unknown && legacy? -> :dev1
       label == :unknown -> :dev2
       true -> false