Database System Concepts
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Fundamentals of Multithreaded Algorithms
An algorithm that executes a single instruction in a uniprocessor system is called a serial algorithm. In the case of a multiprocessor computer system, a multiprocessor computer can execute multiple instructions in parallel. A multithreaded algorithm is …
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quick sort 

Question b T [40 10 20 80 60 5 50 55] Given an array T, draw diagram that shows how partition function is implemented using partition (T,0,7).
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Transcribed Image Text:Question b T [40 10 20 80 60 5 50 55] Given an array T, draw diagram that shows how partition function is implemented using partition (T,0,7).
|// Program 5.15 // Quick Sort function int partition(int T[], int first,int last) { int pivot, temp; int loop, cutPoint, bottom, top; pivot=T[first]; bottom=first; top= last; loop=1; //always TRUE while (loop) { while (T(top]>pivot) while (T[top]>pivot) { top--; } { top--; } while(T[bottom]<pivot) while(T[bottom]<pivot) { bottom++; if (bottom<top) { temp=T[bottom]; T[bottom]=T[top]; T[top]=temp; { bottom++; } } else { loop=0; Explain the purpose of the following loops in the function partition. cutPoint = top; } }//end while return cutPoint; void quickSort(dataType arrayT[],int first,int last) { int cut; if (first<last){ cut = partition(T, first,last); quickSort(T, first,cut); quickSort (T, cut+1, last); }
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Transcribed Image Text:|// Program 5.15 // Quick Sort function int partition(int T[], int first,int last) { int pivot, temp; int loop, cutPoint, bottom, top; pivot=T[first]; bottom=first; top= last; loop=1; //always TRUE while (loop) { while (T(top]>pivot) while (T[top]>pivot) { top--; } { top--; } while(T[bottom]<pivot) while(T[bottom]<pivot) { bottom++; if (bottom<top) { temp=T[bottom]; T[bottom]=T[top]; T[top]=temp; { bottom++; } } else { loop=0; Explain the purpose of the following loops in the function partition. cutPoint = top; } }//end while return cutPoint; void quickSort(dataType arrayT[],int first,int last) { int cut; if (first<last){ cut = partition(T, first,last); quickSort(T, first,cut); quickSort (T, cut+1, last); }
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