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Showing content from https://TheAlgorithms.github.io/C-Plus-Plus/d6/dce/rabin__karp_8cpp_source.html below:

TheAlgorithms/C++: strings/rabin_karp.cpp Source File

(

i = 0; i < n; ++i) {

result += (int64_t)(s[i] * (int64_t)pow(

, i));

int64_t old_hash,

patLength) {

int64_t new_hash = old_hash - s[old_index];

new_hash += (int64_t)(s[new_index] * (int64_t)pow(

, patLength - 1));

start1,

end1,

start2,

end2) {

(end1 - start1 != end2 - start2) {

(start1 <= end1 && start2 <= end2) {

(str1[start1] != str2[start2]) {

(

std::string& str,

std::string& pat) {

(

i = 0; i <= str.size() - pat.size(); ++i) {

(pat_hash == str_hash &&

(i < str.size() - pat.size()) {

assert(

(

,

) == -1);

assert(

(

,

) == 5);

assert(

(

,

) == 8);

assert(

(

,

) == 0);

String search algorithms.

int rabin_karp(const std::string &str, const std::string &pat)

int64_t create_hash(const std::string &s, int n)

bool check_if_equal(const std::string &str1, const std::string &str2, int start1, int end1, int start2, int end2)

int64_t recalculate_hash(const std::string &s, int old_index, int new_index, int64_t old_hash, int patLength)

int rabin_karp(const std::string &str, const std::string &pat)

#define PRIME

Prime modulus for hash functions.

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