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Solution for "Count Substring Occurrences" solution in Clear category for Count Substring Occurrences by zeixes
def count_occurrences(main_str: str, sub_str: str) -> int:
# your code here
if main_str and sub_str:
res = 0
slice_str = main_str.lower()
while sub_str.lower() in slice_str:
slice_str = slice_str[slice_str.find(sub_str.lower())+1:]
res += 1
return res
return 0
print("Example:")
print(count_occurrences('apple apple apple', 'apple apple'))
# These "asserts" are used for self-checking
assert count_occurrences('appleappleapple', 'appleapple') == 2
assert count_occurrences("hello world hello", "hello") == 2
assert count_occurrences("Hello World hello", "hello") == 2
assert count_occurrences("hello", "world") == 0
assert count_occurrences("hello world hello world hello", "world") == 2
assert count_occurrences("HELLO", "hello") == 1
assert count_occurrences("HELLO WORLD", "WORLD") == 1
assert count_occurrences("hello world hello", "o w") == 1
assert count_occurrences("apple apple apple", "apple") == 3
assert count_occurrences("apple Apple apple", "apple") == 3
assert count_occurrences("apple", "APPLE") == 1
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Oct. 10, 2023