Introduction to Variables and Loops in Programming
Learn about variables as containers, conditional statements, operators, loops, and functions in programming. Understand data types, control flow, and loops in this comprehensive guide.
Introduction to Variables and Loops in Programming
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Presentation Transcript
Variables as Containers Variables have: Name Type Data
int length; length = 7;
Conditional Statements if(condition) statement; if(length < 7) { statements; statements; }
Operators • < Less than • <= Less than or equal • > Greater than • >= Greater than or equal • == Equal to • != Not equal
Loops • Initialization • Condition • Update • Body
for loop - precondition for(initialization; condition; increment) statement; for(int control = 0; control < max; control++) { statement; statement; }
while loop - precondition • initialization; • while(condition) • { • statements… • Increment condition; • }
do loop - post condition • initialization; • do • { • statements… • Increment condition; • }while(condition);
functions prototype: Looks just like your function header int count(int accumulator); int count(int accumulator) { Statements… }