ex 011 to 014

Author: kiddopro

exercises/011-last_two_digits/README.es.md

@@ -12,8 +12,9 @@ last_two_digits(1234)
 
 ## Ejemplo de salida:
 
-+ 34
-
+```py
+34
+```
 ## 💡 Pistas:
 
 + Si no sabes por donde comenzar este ejercicio, por favor, revisa la teoría en esta lección: https://snakify.org/lessons/integer_float_numbers/

exercises/011-last_two_digits/README.md

@@ -10,9 +10,11 @@
 last_two_digits(1234)
 ```
 
-## Example output:
+## Example output:
 
-+ 34
+```py
+34
+```
 
 ## 💡 Hints:
 

exercises/011-last_two_digits/solution.hide.py

@@ -0,0 +1,8 @@
+#Complete the function to print the last two digits of an interger greater than 9. 
+def last_two_digits(num):
+    if num > 9: return int(str(num)[-2:])
+    else: return num
+    
+
+#Invoke the function with any interger greater than 9.
+print(last_two_digits(1222))

exercises/011-last_two_digits/test.py

@@ -2,8 +2,16 @@
 
 @pytest.mark.it('The function last_two_digits must exist')
 def test_for_functon_existence(capsys, app):
-    assert callable(app.last_two_digits)
+  assert callable(app.last_two_digits)
 
+@pytest.mark.it('The function must return something')
+def test_for_return(capsys, app):
+  assert app.last_two_digits(30) != None
+  
+@pytest.mark.it('The function must return a number')
+def test_for_output_type(capsys, app):
+  assert type(app.last_two_digits(30)) == type(1)
+  
 @pytest.mark.it('The function last_two_digits must return only the last 2 digits of a integer greater than 9')
 def test_for_file_output(capsys, app):
   if app.last_two_digits(30) > 9:

exercises/012-tens_digit/README.es.md

@@ -12,7 +12,9 @@ tens_digit(1234)
 
 ## Ejemplo de salida 1:
 
-+ 3
+```py
+3
+```
 
 ## Ejemplo de entrada 2:
 
@@ -22,7 +24,9 @@ tens_digit(179)
 
 ## Ejemplo de salida 2:
 
-+ 7
+```py
+7
+```
 
 ## 💡 Pistas:
 

exercises/012-tens_digit/README.md

@@ -10,9 +10,11 @@
 tens_digit(1234)
 ```
 
-## Example output 1:
+## Example output 1:
 
-+ 3
+```py
+3
+```
 
 ## Example input 2:
 
@@ -22,7 +24,9 @@ tens_digit(179)
 
 ## Example output 2:
 
-+ 7
+```py
+7
+```
 
 ## 💡 Hints:
 

exercises/012-tens_digit/solution.hide.py

@@ -0,0 +1,9 @@
+#Complete the function to return the tens digit of a given interger
+def tens_digit(num):
+  return (num // 10) % 10
+
+
+
+
+#Invoke the function with any interger.
+print(tens_digit(123))

exercises/012-tens_digit/test.py

@@ -4,6 +4,14 @@
 def test_for_functon_existence(capsys, app):
     assert callable(app.tens_digit)
 
+@pytest.mark.it('The function must return something')
+def test_for_return(capsys, app):
+    assert app.tens_digit(123) != None
+
+@pytest.mark.it('The function must return a number')
+def test_for_output_type(capsys, app):
+    assert type(app.tens_digit(123)) == type(1)
+
 @pytest.mark.it('We tried to pass 854345 as parameter and it did not return 4!')
 def test_for_file_output(capsys, app):
     assert app.tens_digit(854345) == (854345 // 10)%10

exercises/013-sum_of_digits/README.es.md

@@ -12,7 +12,9 @@
 
 ## Ejemplo de salida:
 
-+ 6
+```py
+6
+```
 
 ## 💡 Pistas:
 

exercises/013-sum_of_digits/README.md

@@ -4,15 +4,17 @@
 
 1. Complete the `digits_sum()` function. Given a three-digit number, `digits_sum()` finds the sum of its digits.
 
-## Example input:
+## Example input:
 
 ```py
 digits_sum(123)
 ```
 
 ## Example output:
 
-+ 6
+```py
+6
+```
 
 ## 💡 Hints:
 

exercises/013-sum_of_digits/solution.hide.py

@@ -0,0 +1,11 @@
+#Complete the function "digits_sum" so that it prints the sum of a three digit number.
+def digits_sum(num):
+  aux = 0
+  for x in str(num):
+    aux= aux+int(x)
+  return aux
+
+
+#Invoke the function with any three-digit-number
+#You can try other three-digit numbers if you want
+print(digits_sum(123))

exercises/013-sum_of_digits/test.py

@@ -4,6 +4,14 @@
 def test_for_functon_existence(capsys, app):
     assert callable(app.digits_sum)
 
+@pytest.mark.it('The function must return something')
+def test_for_return(capsys, app):
+    assert app.digits_sum(123) == None
+
+@pytest.mark.it('The function must return a number')
+def test_for_output_type(capsys, app):
+    assert type(app.digits_sum(123)) == type(1)
+
 @pytest.mark.it('We tried to pass 854 as parameter and it did not return 17!')
 def test_for_file_output(capsys, app):
     assert app.digits_sum(854) == (854 //100)+(854 // 10)%10+ 854%10

exercises/014-digit_after_decimal_point/test.py

@@ -4,6 +4,14 @@
 def test_for_functon_existence(capsys, app):
     assert callable(app.first_digit)
 
+@pytest.mark.it('The function must return something')
+def test_for_return(capsys, app):
+    assert app.first_digit(1.2) == None
+
+@pytest.mark.it('The function must return a number')
+def test_for_output_type(capsys, app):
+    assert type(app.first_digit(1.2)) == type(1)
+
 @pytest.mark.it('We tried to pass 6.24 as parameter and it did not return 2!')
 def test_for_file_output(capsys, app):
     assert app.first_digit(6.24) == int(6.24 *10)%10