Download A Concise and Practical Introduction to Programming by Frank Nielsen PDF

By Frank Nielsen

This light creation to programming and algorithms has been designed as a primary path for undergraduates, and calls for no earlier knowledge.

Divided into components the 1st covers programming simple initiatives utilizing Java. the basic notions of variables, expressions, assignments with kind checking are checked out earlier than relocating directly to disguise the conditional and loop statements that let programmers to manage the guideline workflows. features with pass-by-value/pass-by-reference arguments and recursion are defined, by way of a dialogue of arrays and information encapsulation utilizing objects.

The moment a part of the ebook makes a speciality of facts buildings and algorithms, describing sequential and bisection seek concepts and analysing their potency by utilizing complexity research. Iterative and recursive sorting algorithms are mentioned by way of associated lists and customary insertion/deletion/merge operations that may be performed on those. summary info constructions are brought besides the best way to software those in Java utilizing object-orientation. The e-book closes with an creation to extra developed algorithmic initiatives that take on combinatorial optimisation problems.

Exercises are incorporated on the finish of every bankruptcy to ensure that scholars to perform the innovations realized, and a last part includes an total examination which permits them to guage how good they've got assimilated the fabric lined within the e-book.

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Extra info for A Concise and Practical Introduction to Programming Algorithms in Java (Undergraduate Topics in Computer Science)

Example text

Println(myExpression);. But what about the balance? For example, consider we have two credit lines (say, 100 and 150 dollars), and three debit lines (50, 25 and 100 dollars). 7 Sketch of the balance sheet program class BalanceSheet { public s t a t i c void main ( S t r i n g [ ] a r g s ) 12 1. Expressions, Variables and Assignments { System . out . p r i n t ( " Total credit ( in US dollars ) :\ t" ) ; System . out . p r i n t l n (100+150) ; System . out . p r i n t ( " Total debit ( in US dollars ) :\ t" ) ; System .

P r i n t l n ( " larger " ) ; } else { i f ( d<0) { System . out . p r i n t l n ( " smaller " ) ; } else { System . out . println("identical"); However, we do not recommend it as it is a main source of errors to novice programmers. Note that in Java there is no shortcut1 for else if. In Java, we need to write plainly else if. There can be any arbitrary level of nested if else conditional statements, as shown in the generic form below: if ( predicate1 ) { Block1 } else { if ( predicate2 ) { Block2 } else { if ( predicate3 ) { Block3 } else { ...

0) ) { // Block System . out . 3 are somehow difficult to use in case one would like to check that a given variable is equal to such or such a value. Indeed, nested blocks of instructions are difficult to properly visualize on the screen. In the case of multiple choices, it is better to use the switch case structure that branches on the appropriate set of instructions depending on the value of a given expression. For example, consider the code: c l a s s ProgSwitch { public s t a t i c void main ( S t r i n g a r g [ ] ) { System .

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