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49 lines
1.5 KiB
C++
49 lines
1.5 KiB
C++
//enter string without spaces
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#include<iostream>
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#include<string.h>
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using namespace std;
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int main()
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{
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char org[100], dup[100];
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int i, j, k = 0, len_org, len_dup;
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cout << "NOTE:Strings are accepted only till blank space.";
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cout << "\nEnter Original String:";
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fflush(stdin);
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cin >> org;
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fflush(stdin);
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cout << "Enter Pattern to Search:";
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cin >> dup;
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len_org = strlen(org);
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len_dup = strlen(dup);
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for (i = 0; i <= (len_org - len_dup); i++)
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{
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for (j = 0; j < len_dup; j++)
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{
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//cout<<"comparing '"<<org[i + j]<<"' and '"<<dup[j]<<"'.";
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if (org[i + j] != dup[j])
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break;
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}
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if (j == len_dup)
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{
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k++;
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cout << "\nPattern Found at Position: " << i;
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}
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}
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if (k == 0)
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cout << "\nError:No Match Found!";
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else
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cout << "\nTotal Instances Found = " << k;
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return 0;
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}
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/*
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NOTE:Strings are accepted only till blank space.
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Enter Original String:ThisC++programperformsnaivestringmatchingwithoutusinganyspecificlibraryfunctions.Atextandapatternisgivenasinput.Thepatternissearchedforinthetextandallinstancesofthepatternaregivenasoutput.h
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Enter Pattern to Search:in
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Pattern Found at Position: 30
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Pattern Found at Position: 38
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Pattern Found at Position: 50
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Pattern Found at Position: 100
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Total Instances Found = 4
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