question: public static int expandRoman ( String roman ) { int value = 0 ; for ( int p = 0 ; p < roman . length ( ) ; p ++ ) { char c = roman . charAt ( p ) ; if ( c == 'X' ) { value += 10 ; } else if ( c == 'V' ) { value += 5 ; } else if ( c == 'I' ) { if ( p + 1 < roman . length ( ) ) { char p1 = roman . charAt ( p + 1 ) ; if ( p1 == 'V' ) { value += 4 ; p ++ ; } else if ( p1 == 'X' ) { value += 9 ; p ++ ; } else { value += 1 ; } } else { value += 1 ; } } } return value ; }
target:  Returns the integer value of the given string of Roman numerals.