Answered: Write a program to implement linear…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

Write a program to implement linear search for char data in 1D array. Use pointer to array for the program

Expert Solution

Program

#include <iostream>
using namespace std;

int search(char *str, char c)
{
int i=0;
while(*str != '\0')
{
if(*str == c)
{
return i;
}
i++;
str++;
}
return -1;
}

int main() {
char s[] = "HelloThere";
char* r=s;
char ch='w';
int index=search(r,ch);
if(index==-1)
{
cout<<r;
cout<<" doesn't contain character ";
cout<< ch << endl;
}
else
{
cout<<r;
cout<<" contains character ";
cout<<ch;
cout<<" at index ";
cout<<index <<endl;
}
return 0;
}

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