Code:
#include iostream
#include cstdlib
#include cstring
#include string
using namespace std;
class SuffixArray
{
private:
string *text;
int length;
int *index;
string *suffix;
public:
SuffixArray(string text)
{
this->text = new string[text.length()];
for (int i = 0; i < text.length(); i++)
{
this->text[i] = text.substr(i, 1);
}
this->length = text.length();
this->index = new int[length];
for (int i = 0; i < length; i++)
{
index[i] = i;
}
suffix = new string[length];
}
void createSuffixArray()
{
for(int index = 0; index < length; index++)
{
string text = "";
for (int text_index = index; text_index < length; text_index++)
{
text += this->text[text_index];
}
suffix[index] = text;
}
int back;
for (int iteration = 1; iteration < length; iteration++)
{
string key = suffix[iteration];
int keyindex = index[iteration];
for (back = iteration - 1; back >= 0; back--)
{
if (suffix[back].compare(key) > 0)
{
suffix[back + 1] = suffix[back];
index[back + 1] = index[back];
}
else
{
break;
}
}
suffix[back + 1] = key;
index[back + 1 ] = keyindex;
}
cout<<"SUFFIX \t INDEX"<
for (int iterate = 0; iterate < length; iterate++)
{
cout<
}
}
};
int main()
{
string text;
cout<<"Enter the Text String: ";
cin>>text;
SuffixArray suffixarray(text);
suffixarray.createSuffixArray();
}
Output:
Enter the Text String: sanfoundry
SUFFIX INDEX
anfoundry 1
dry 7
foundry 3
ndry 6
nfoundry 2
oundry 4
ry 8
sanfoundry 0
undry 5
y 9
------------------
(program exited with code: 1)
Press return to continue
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