#include <iostream>
#include <vector>
#include <string>
// Function to check if a string starts with another string
bool startsWith(const std::string& string, const std::string& prefix) {
return string.rfind(prefix, 0) == 0;
}
// Function to check if the string starts with any substring from the vector
bool startsWithAny(const std::string& string, const std::vector<std::string>& substrings) {
for (const auto& substring : substrings) {
if (startsWith(string, substring)) {
return true;
}
}
return false;
}
int main() {
std::string str = "abcdefg";
std::vector<std::string> substrings = {"xy", "poq", "mnop", "abc", "rsuvw"};
// Check if the string starts with any substring from the vctor
if (startsWithAny(str, substrings)) {
std::cout << "The string starts with a substring from the vector." << std::endl;
} else {
std::cout << "The string does not start with any substring from the vector." << std::endl;
}
return 0;
}
/*
run:
The string starts with a substring from the vector.
*/