subtract - subtracts value from total . string history is appended with '' - '' + value . concode_field_sep int total concode_elem_sep String history concode_field_sep void add concode_elem_sep String getHistory concode_elem_sep int getTotal concode_elem_sep void divide concode_elem_sep void multiply
void function ( int arg0 ) { total = total - arg0 ; history = history + "srini_string" + arg0 ; }