415145824 program countcharacters(input,output); var ch: char; c0,c1,c2,c3,c4: integer; {counters} begin writeln(wallclock); { linelimit(output, -1); } c0 := 0; c1 := 0; c2 := 0; c3 := 0; c4 := 0; while not eof(input) do begin write(' '); c0 := c0+1; while not eoln(input) do begin read(ch); write(ch); if ch = ' ' then c1 := c1+1 else if ch in ['a'..'z'] then c2 := c2+1 else if ch in ['0'..'9'] then c3 := c3+1 else c4 := c4+1 end ; readln; writeln end ; writeln(wallclock); writeln(c0,' lines'); writeln(c1,' blanks'); writeln(c2,' letters'); writeln(c3,' digits'); writeln(c4,' special characters'); writeln(wallclock) end . 415145825 23 lines 138 blanks 355 letters 38 digits 128 special characters 415145825 4134 statements executed in 0.62 seconds cpu time.