#include <iostream>
#include <string>
 
int main()
{
    {
        const std::string str = "Random irrelevent text here $500.22+$200.33 More random $irrelevent text$" ;
        std::cout << str << "\n    character '$' found at positions: " ;
        std::string::size_type pos = str.find( '$' ) ;
        while( pos != std::string::npos )
        {
            std::cout << pos << ' ' ;
            pos = str.find( '$', pos+1 ) ;
        }
    }
 
    {
        const std::string str = "\n\nRandom text here 50-people more random text" ;
        std::cout << str << "\n    substring '50-people' found starting at position: "
                  << str.find( "50-people" ) << '\n' ;
        if( str.find( '$' ) == std::string::npos ) std::cout << "    character '$' was not found\n" ;
    }
}
 

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