var s : string; i : integer; m1, m2 : char; begin readln(s); n1 := ' '; m2 := ' '; for i:=1 to length(s) do if s[i] > m1 then begin m2 := m1; m1 := s[i]; end else if s[i] > m2 then m2 := s[i]; writeln(ord(m1), ' ', ord(m2)); end.
输入 : Expo 2010 Shanchai China
输出 : 1
| 字符 | 空格 | ‘0’ | ‘A’ | ‘a’ |
| ASCII码 | 32 | 48 | 65 | 97 |
