ex 011 to 020

Author: kiddopro

exercises/013-sum_of_digits/test.py

@@ -6,7 +6,7 @@ def test_for_functon_existence(capsys, app):
 
 @pytest.mark.it('The function must return something')
 def test_for_return(capsys, app):
-    assert app.digits_sum(123) == None
+    assert app.digits_sum(123) != None
 
 @pytest.mark.it('The function must return a number')
 def test_for_output_type(capsys, app):

exercises/014-digit_after_decimal_point/solution.hide.py

@@ -0,0 +1,10 @@
+#Complete the function to return the first digit to the right of the decimal point.
+import math
+def first_digit(num):
+  return int(str(math.floor(num*10)/10)[-1])
+  
+
+
+
+#Invoke the function with a positive real number. ex. 34.33
+print(first_digit(2.6))

exercises/014-digit_after_decimal_point/test.py

@@ -6,7 +6,7 @@ def test_for_functon_existence(capsys, app):
 
 @pytest.mark.it('The function must return something')
 def test_for_return(capsys, app):
-    assert app.first_digit(1.2) == None
+    assert app.first_digit(1.2) != None
 
 @pytest.mark.it('The function must return a number')
 def test_for_output_type(capsys, app):

exercises/015-car_route/README.es.md

@@ -9,7 +9,7 @@ Un vehículo puede cubrir una distancia de `N` kilómetros por día ¿Cuántos d
 ## Ejemplo de entrada:
 
 ```py
-car_route(700,750)
+car_route(20,40)
 ```
 
 ## Ejemplo de salida:

exercises/015-car_route/README.md

@@ -9,7 +9,7 @@ A car can cover distance of `N` kilometers per day. How many days will it take t
 ## Example input:
 
 ```py
-car_route(700)
+car_route(20,40)
 ```
 
 ## Example output:

exercises/015-car_route/solution.hide.py

@@ -0,0 +1,9 @@
+#Complete the function to return the amount of days it will take to cover a route.
+#HINT: You may need to import the math module for this exercise.
+import math
+def car_route(n,m):
+  return int(math.ceil(m/n))
+
+
+#Invoke the function with two intergers.
+print(car_route())

exercises/015-car_route/test.py

@@ -12,9 +12,21 @@ def test_import_random():
 def test_for_functon_existence(capsys, app):
     assert callable(app.car_route)
 
-@pytest.mark.it('We tried to pass 659 and 1857 as parameter and it did not return 3!')
+@pytest.mark.it('The function mus return something')
+def test_function_return(capsys, app):
+    assert app.car_route(659, 1857) != None
+
+@pytest.mark.it('The function must return a number')
+def test_function_return_type(capsys, app):
+    assert type(app.car_route(659, 1857)) == type(1)
+
+@pytest.mark.it('We tried to pass 20 and 40 as parameter and it did not return 2!')
 def test_for_file_output(capsys, app):
-    assert app.car_route(659, 1857) == math.ceil(1857 / 659)
+    assert app.car_route(20, 40) == 2
+
+@pytest.mark.it('We tried to pass 20 and 900 as parameter and it did not return 45!')
+def test_for_file_output2(capsys, app):
+    assert app.car_route(20, 900) == 45
 
 
 

exercises/016-century/solution.hide.py

@@ -0,0 +1,13 @@
+#Complete the function to return the respective number of the century
+#HINT: You may need to import the math module.
+import math
+def century(year):
+  if year % 100 == 0:
+    return math.floor(year/100) 
+  else:
+    return math.floor(year/100 +1)
+
+
+
+#Invoke the function with any given year. 
+print(century(2022))

exercises/016-century/test.py

@@ -13,10 +13,23 @@ def test_import_random():
 def test_for_functon_existence(capsys, app):
     assert callable(app.century)
 
-@pytest.mark.it('We tried to pass 1801 as parameter and it did not return 19!')
+@pytest.mark.it('The function must return something')
+def test_function_return(capsys, app):
+    assert app.century(19001) != None
+
+@pytest.mark.it('The function must return a number')
+def test_function_return_type(capsys, app):
+    assert type(app.century(19001)) == type(1)
+
+@pytest.mark.it('We tried to pass 2000 as parameter and it did not return 20!')
 def test_for_file_output(capsys, app):
-  if app.century(1801) % 100 == 0:
-    assert app.century(1801) == math.floor(1801/100) 
-  else:
-    assert app.century(1801) == math.floor(1801/100 +1)
+  assert app.century(2000) == 20
+
+@pytest.mark.it('We tried to pass 2000 as parameter and it did not return 21!')
+def test_for_file_output2(capsys, app):
+  assert app.century(2001) == 21
+
+@pytest.mark.it('We tried to pass 2000 as parameter and it did not return 21!')
+def test_for_file_output3(capsys, app):
+  assert app.century(2101) == 22
 

exercises/017-total_cost/solution.hide.py

@@ -0,0 +1,10 @@
+#Complete the function to return the total cost in dollars and cents of N cupcakes. 
+#Remember you can return multiple parameters => return a, b
+def total_cost(d,c,n):
+    return ((((d*100)+c)*n)//100, (((d*100)+c)*n)%100)
+    
+
+
+
+#Invoke the function with three intergers: cost(dollars and cents) & number of cupcakes.
+print(total_cost(15,22,4))