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thus far we have been considering sorting depend on single keys however in real life applications we may desire to sort the data on several keys the
illustrates the program segment for quick sort it uses recursionprogram 1 quick sortquicksortamnint a mnint i j kif mltnim jn1 kam dododoiwhile ai lt
this is the most extensively used internal sorting algorithm in its fundamental form it was invented by car hoare in the year of 1960 its popularity
in this sorting algorithm multiple swapping occurs in one pass smaller elements move or bubble up to the top of the list so the name given to the
in internal sorting all of the data to be sorted is obtainable in the high speed main memory of the computer we will learn the methods of internal
retrieval of information is made simpler when it is stored into some predefined order therefore sorting is a very important computer application
searching is the procedure of looking for something searching a list containing 100000 elements is not the similar as searching a list containing 10
document processing is quickly becoming one of the dominant functions of computers computers are utilized to edit search amp transport documents over
search engines employ software robots to survey the web amp build their databases web documents retrieved amp indexed through keywords while you
the searching method are applicable to a number of places in currents world may it be internet search engines text pattern matching on line enquiry
a in worst case the order of linear search is o n2b linear search is more competent than binary searchc for binary search the array must be sorted in
comparative study of linear and binary searchbinary search is lots quicker than linear search some comparisons are followingnumber of array elements
each of the comparison in the binary search decrease the number of possible candidates where the key value can be searched by a factor of 2 as the
illustrates the program for binary searchprogram binary searchheader filesincludeltstdiohgtincludeltconiohgtfunctionsvoid binarysearchint array int
step 1 declare array k of size n ie kn is an array which stores all the keys of a file containing n recordsstep 2 ilarr0step 3 lowlarr0
an unsorted array is searched through linear search that scans the array elements one by one until the wanted element is foundthe cause for sorting
linear search employee an exhaustive method of verified each element in the array against a key value whereas a match is found the search halts will
efficiency of linear searchhow much number of comparisons is there in this search in searching for a particular elementthe number of comparisons
a telephone directory having n 10 records and name field as key let us assume that the names are stored in array m ie m0 to m9 and the search has to
program for linear searchprogram linear searchprogram for linear searchheader filesincludeltstdiohgtincludeltconiohgtglobal variablesint searchint
here m represents the unordered array of elements n represents number of elements in the array and el represents the value to be searched
linear search is not the most efficient way to search an item within a collection of items though it is extremely simple to implement furthermore if
searching is the procedure of looking for something finding one piece of data that has been stored inside a whole group of data it is frequently the
graphs are data structures which consist of a set of vertices amp a set of edges which connect the vertices a graph where the edges are directed is
1 which graph traversal uses a queue to hold vertices which are to be processed next 2 which of the graph traversal is recursive by nature3 for a