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Searching substring within a main string using pointer using CPP

 

Searching substring within a main string using pointer using CPP





#include<bits/stdc++.h>

using namespace std;

int main()

{

    char arr[]={"Ujjal is a student"};

    char *sub=new char [strlen(arr)];

    int i,j;

    cin>>sub;

    for(i=0;i<strlen(arr);i++)

    {

        if(arr[i]==sub[0])

        {

            for(j=0;j<strlen(sub);j++)

            {

              if(sub[j]!=arr[j+i])break;

            }

            if(j==strlen(sub))

            {

                cout<<"Found\n";

                return 0;

            }

        }


    }

    cout<<"NOT found\n";

    return 0;

}


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