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Title Binary Search
Author Sharif Shah Newaj Bhuiyan
Author Email srabbis [at] hotmail.com
Description Binary Search is a good searching algorithm.And also Fast inprocessing.Here you have to input sorted number in an array first then
find out the number
Category C++ » Data Structures
Hits 398276
Code Select and Copy the Code
//Binary Searching #include<iostream.h> #include<conio.h> #include<stdio.h> void main() { clrscr(); int l_v=1; int h_v; int a[51]; int middle; int num,i=0; cout<<"Input your sorted num : "; while(scanf("%d",&a[i])!=EOF) i++; h_v=i; cout<<" The input numbers are : "; i=0; while(i<h_v) { cout<<a[i]<<endl; i++; } getch(); cout<<" Input your searching number : "; cin>>num; for(int n=0;a[middle]!=num;n++) { middle = (l_v + h_v)/2; if(a[middle]>num) h_v = middle - 1; else if(a[middle]<num) l_v = middle + 1; else if(a[middle]==num) cout<<" Found your number in "<<middle+1<<" position."; } cout<<" This program's loop is executed "<<n<<" times to find out the number."; getch(); }

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