#include

bool check( const char* str )
{
return ( strstr( str, "chez.com/theworld") == 0 || strstr( str, "fullspeed.to/mison") == 0);
}

int main()
{
const char* str1 = "some random message";
const char* str2 = "another message plus spam A: chez.com/theworld";
const char* str3 = "another message plus spam B: fullspeed.to/mison";
const char* str4 = "Spam A (chez.com/theworld) and B (fullspeed.to/mison)";

std::cout

The output is as follows:

1 - some random message
1 - another message plus spam A: chez.com/theworld
1 - another message plus spam B: fullspeed.to/mison
0 - Spam A (chez.com/theworld) and B (fullspeed.to/mison)