#include #include #include #include std::vector split( const std::string & startline , const std::string & sep ) { std::vector separated ; std::string::size_type start { 0 } ; std::string::size_type pos ; do { pos = startline.find_first_of( sep , start ) ; separated.push_back( startline.substr(start , pos - start )) ; start = pos + 1 ; } while ( pos != std::string::npos ) ; return separated ; } int main( ) { std::cout << "Enter a string and a letter from this string, separated by blank!\n" ; std::string line ; std::getline( std::cin , line ) ; std::vector parts ( split( line, " " ) ) ; std::string searchstring { parts[0] } ; std::string letter { parts[1] } ; std::vector letterpositions ; for ( int i = 0 ; i < searchstring.length( ) ; i++ ) { if ( searchstring.substr( i , 1 ) == letter ) letterpositions.push_back( i ) ; } for ( int n : letterpositions ) std ::cout << n << " " ; std::cout << '\n' ; std::vector result ; for ( int i = 0 ; i < searchstring.length( ) ; i++ ) { if ( searchstring.substr( i , 1 ) != letter ) { std::vector differences ; for ( int p = 0 ; p < letterpositions.size( ) ; p++ ) differences.push_back( abs( letterpositions[p] - i ) ) ; result.push_back( *std::min_element( differences.begin( ) , differences.end( ) )) ; } else { result.push_back( 0 ) ; } } std::cout << "( " ; for ( int i : result ) { std::cout << i << " " ; } std::cout << " )\n" ; return 0 ; }