Logical Programs Archive

Real-World Java Stream API Collector Problems on Integer Collections

Stream API Collector Problems: Java’s Stream API isn’t just about simple filtering or mapping; it’s also widely used with collectors for solving real-world programming challenges. Collectors provide advanced capabilities like grouping, partitioning, mapping, and reducing results in flexible ways. In this post, we will explore real-world Java Stream API collector problems on integer collections that …

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Advanced Java Stream API Logical Programs Frequently Asked in Interviews

Advanced Java Stream API Logical Programs: Java Stream API is one of the most powerful features introduced in Java 8. While basic and intermediate problems test your foundation, interviewers often go one step further and present advanced Stream API challenges. These questions evaluate your ability to combine multiple operations and solve real-world logical problems efficiently. …

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Intermediate Level Java Stream API Coding Problems

In this blog post, we’ll solve 10 intermediate-level coding problems on Integer collections using the Java Stream API, each with a separate program and output. These problems are commonly asked in interviews and will strengthen your functional programming skills. If you haven’t already checked out the first part of this series covering Top 10 Basic …

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30+ Java Stream API Coding Interview Questions on Integer Collections

Java Stream API Coding Interview Questions on Integer Collections: When preparing for Java interviews, one of the most important topics for developers with 3–10 years of experience is the Stream API. The Stream API is not only used for data processing but also for solving real-world logical problems in an efficient, functional style. In this …

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Top 10 Basic Stream API Logical Interview Questions on Integer Collections

Basic Stream API Logical Interview Questions: The Java Stream API is one of the most common topics in Java interviews, especially for developers with 3–10 years of experience. Interviewers often test your ability to solve logical problems with collections using streams instead of traditional loops. In this blog, we’ll solve the Top 10 basic Java …

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Find the Most Repeated Substring in Java

Finding the most repeated substring across a collection of strings is a useful task in text analysis, data compression, and pattern recognition. In this Java program, we aim to identify the substring that occurs most frequently in all strings of a given array, helping developers practice substring generation and frequency counting. Problem Statement Write a …

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Autocomplete Suggestions Program in Java

Autocomplete suggestion is a common feature in modern applications that helps users predict possible matches as they type. In this Java program, we implement a simple autocomplete system that filters all strings in an array starting with a given prefix and returns them sorted in lexicographical order. Problem Statement Write a Java program to implement …

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Sorting Strings Alphabetically in Java

Sorting strings alphabetically is a common task in programming, often used in search engines, dictionaries, and data organization. In this article, we will explore different ways to sort an array of strings lexicographically in Java using Arrays.sort(), Collections.sort(), and custom comparators for case-insensitive and reverse order sorting. Problem Statement Given an array of strings, write …

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String Chain Formation Program in Java

In this article, we will solve the String Chain Formation problem, where we need to determine whether we can arrange a given array of strings in such a way that the last character of one string matches the first character of the next. This problem is commonly encountered in word puzzles, graph theory, and algorithmic …

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Archives: Logical Programs

Real-World Java Stream API Collector Problems on Integer Collections

Advanced Java Stream API Logical Programs Frequently Asked in Interviews

Intermediate Level Java Stream API Coding Problems

30+ Java Stream API Coding Interview Questions on Integer Collections

Top 10 Basic Stream API Logical Interview Questions on Integer Collections

Find the Most Repeated Substring in Java

Autocomplete Suggestions Program in Java

Sorting Strings Alphabetically in Java

String Chain Formation Program in Java

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