thecoded.prof
CMU Coding Bootcamp
feat: oct 2 level 1
+90
+20
python/oct2/level1/interleaveStrings.py
+20
python/oct2/level1/interleaveStrings.py
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def interleaveStrings(s1: str, s2: str) -> str:
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"""Interleave two strings."""
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s = ""
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for i in range(max(len(s1), len(s2))):
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if i < len(s1):
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s += s1[i]
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if i < len(s2):
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s += s2[i]
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return s
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print("Testing interleaveStrings()...", end="")
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assert interleaveStrings("pto", "yhn") == "python"
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assert interleaveStrings("ab", "xyz?") == "axbyz?"
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assert interleaveStrings("a", "b") == "ab"
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assert interleaveStrings("xyz", "a b") == "xay zb"
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assert interleaveStrings("", "cpcs1") == "cpcs1"
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assert interleaveStrings("cpcs1", "") == "cpcs1"
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assert interleaveStrings("", "") == ""
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print("Passed!")
+19
python/oct2/level1/largestNumber.py
+19
python/oct2/level1/largestNumber.py
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def largestNumber(text: str) -> int | None:
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"""Find the largest number in a string."""
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number = [int(word) for word in text.split() if word.isdigit()]
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return max(number) if number else None
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print("Testing largestNumber()...", end="")
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assert largestNumber("I saw 3 dogs, 17 cats, and 14 cows!") == 17
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assert largestNumber("One person ate two hot dogs!") == None
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assert largestNumber("There are no numbers in this text.") == None
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assert largestNumber("I have 2 cats, but the shelter has 20") == 20
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text = "It is 82 degrees Fahrenheit, which is 28 degree Celsius."
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assert largestNumber(text) == 82
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text = "Not one of my 10 penguins are taller than 2 feet 11 inches."
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assert largestNumber(text) == 11
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assert largestNumber("15-112 is also 112 and is my favorite class.") == 112
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assert largestNumber("0 classifies as an integer") == 0
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assert largestNumber("") == None
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print("Passed!")
+14
python/oct2/level1/rotateString.py
+14
python/oct2/level1/rotateString.py
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def rotateString(s: str, k: int) -> str:
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"""Rotate a string by k positions."""
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k %= len(s)
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return s[k:] + s[:k]
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print("Testing rotateString()...", end="")
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assert rotateString("abcd", 1) == "bcda"
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assert rotateString("abcd", -1) == "dabc"
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assert rotateString("efgh", 4) == "efgh"
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assert rotateString("coffee", 2) == "ffeeco"
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assert rotateString("112cmu", -3) == "cmu112"
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assert rotateString("water", -9) == "aterw"
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print("Passed!")
+24
python/oct2/level1/sameChars.py
+24
python/oct2/level1/sameChars.py
···
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def sameChars(s1: str, s2: str) -> bool:
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"""Check if two strings have the same characters regardless of order or count."""
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if not (isinstance(s1, str) and isinstance(s2, str)):
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return False
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c1 = list(set(s1))
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c2 = list(set(s2))
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c1.sort()
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c2.sort()
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print(c1, c2)
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return c1 == c2
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print("Testing sameChars()...", end="")
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assert sameChars("abc", "bac") == True
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assert sameChars("aaaaabbbbbbccccc", "abc") == True
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assert sameChars("abc", "ba") == False
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assert sameChars("ba", "abc") == False
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assert sameChars("AAAAAAaaaa", "Aa") == True
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assert sameChars("NNN", "n") == False
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assert sameChars("123", "123") == True
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assert sameChars("", "a") == False
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assert sameChars("", "") == True
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assert sameChars(14, "14") == False
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print("Passed!")
+13
python/oct2/level1/vowelCount.py
+13
python/oct2/level1/vowelCount.py
···
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def vowelCount(s: str) -> int:
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"""Count the number of vowels (a, e, i, o, u) in a string."""
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s = s.lower()
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return s.count("a") + s.count("e") + s.count("i") + s.count("o") + s.count("u")
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print("Testing vowelCount()...", end="")
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assert vowelCount("Abc def!!! a? yzyzyz!") == 3
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assert vowelCount("Hi! How are you?") == 6
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assert vowelCount("AAAEEEiOL") == 8
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assert vowelCount("Rhythm") == 0
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assert vowelCount("WHY, TRY SHY FLY RHYTHMS SLYLY.") == 0
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print("Passed!")