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Practice 3: Math Treasure

Name: Zoe • Chest: ['ruby','diamond','sapphire']

Why?

Use two functions together and peek into a list.

⭐ Stars: 0
🐞 Bugs: 0

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      Hint
      
    
        
  • print("Hello, " + name.upper() + "!")
    • 
        
  • return a + b
    • 
        
  • print(chest[0], chest[1])
    • 
      

    

  





from js import document, localStorage, window
import random, re, sys, io

START = '''def greet(name):
    # print Hello, NAME! (uppercase)
    pass

def add(a, b):
    # return the sum
    pass

def do_math_treasure(name, chest):
    # 1) call greet(name)
    # 2) print add(2, 3)
    # 3) print chest[0], chest[1]
    pass
'''
SOLN = '''def greet(name):
    print("Hello, " + name.upper() + "!")

def add(a, b):
    return a + b

def do_math_treasure(name, chest):
    greet(name)
    print(add(2, 3))
    print(chest[0], chest[1])
'''

names = ["Kai","Ava","Milo","Zoe","Lia","Noah","Ivy","Owen","Maya","Leo"]
NAME = random.choice(names)
document.getElementById('nm').textContent = NAME

def gi(k):
    v = localStorage.getItem(k)
    try: return int(v) if v is not None else 0
    except: return 0
def setb(stars=None, bugs=None):
    if stars is not None: localStorage.setItem('stars', str(stars))
    if bugs  is not None: localStorage.setItem('bugs',  str(bugs))
    document.getElementById('stars').textContent = f'⭐ Stars: {gi("stars")}'
    document.getElementById('bugs').textContent  = f'🐞 Bugs: {gi("bugs")}'

def run(evt):
    ns = {}; src = document.getElementById('editor').value; out_el = document.getElementById('out')
    f = io.StringIO()
    try:
        exec(src, ns)
        for fn in ('greet','add','do_math_treasure'):
            assert fn in ns, f"Make the function {fn}(...)."
        chest = ['ruby','diamond','sapphire']
        old = sys.stdout; sys.stdout = f
        try: ns['do_math_treasure'](NAME, chest)
        finally: sys.stdout = old
        output = f.getvalue(); up = output.upper()
        assert ("HELLO " + NAME.upper() + "!") in up, "Say 'Hello, NAME!' (uppercase)."
        assert "5" in output, "Should print the result of add(2, 3) which is 5."
        assert "ruby" in output and "diamond" in output, "Print the first two gems."
        out_el.textContent = "All checks passed! ⭐\n" + output
        setb(stars=gi('stars')+1)
        try: window.confetti()
        except: pass
    except Exception as e:
        out_el.textContent = "Bug found: " + str(e)
        setb(bugs=gi('bugs')+1)

document.getElementById('run').addEventListener('click', run)
document.getElementById('fill-start').addEventListener('click',
  lambda e: setattr(document.getElementById('editor'), 'value', START))
document.getElementById('fill-solution').addEventListener('click',
  lambda e: setattr(document.getElementById('editor'), 'value', SOLN))
if not document.getElementById('editor').value:
  document.getElementById('editor').value = START
setb()