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1. Check Anagram2. Check if Substring Exists3. Count Substring Occurrences4. Extract Numbers from String5. Sum of Numbers in String6. Check if All Characters Same7. Remove Adjacent Duplicates8. Find First Non-Repeating Character9. Find Most Frequent Character10. Check String Rotation11. Longest Common Prefix12. String Compression13. Valid Parentheses Check14. Reverse Words in String

Count Substring Occurrences

Count how many times substring appears.

IntermediatePhase 5 - Category 5: Advanced String LogicExample 3 of 14
count-substring-occurrences.py
1# Take two strings
2s = input("Enter string: ")
3substring = input("Enter substring: ")
4

5# Count occurrences
6count = s.count(substring)
7print(f"Occurrences: {count}")

Output

Enter string: Hello Hello World
Enter substring: Hello
Occurrences: 2

What's going on

Use count() method to count occurrences.

Key Concepts:

count(substring) counts occurrences
Returns number of matches
Simple method

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