Web Reference: Given a string, return the count of the number of times that a substring length 2 appears in the string and also as the last 2 chars of the string, so "hixxxhi" yields 1 (we won't count the end substring). This is a Java video solution to last2 in Warmup 2 of Codingbat. This is an excellent problem that shows how to count the number of times a substring appears inside another string. Given a string, return the count of the number of times that a substring length 2 appears in the string and also as the last 2 chars of the string, so "hixxxhi" yields 1 (we won't count the end substring).
YouTube Excerpt: This is a
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Codingbat Last2 Java Net Worth 2026: Salary, Income & Wealth Net Worth & Biography

Estimated Worth: $2M - $18M
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Last Updated: April 7, 2026
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