1
锛庝粠鏂囦欢涓鍏ヨ嫢骞蹭釜瀛楃涓诧紙浠モ�滐紵鈥濆彿缁撴潫锛夛紝鎵惧嚭骞惰緭鍑烘湭鍦ㄦ涓蹭腑鍑?/p>
鐜扮殑鎵�鏈夊瓧姣嶅拰鏁板瓧锛堟寜
ASCII
鐮侀『搴忓垪鍑猴紝鍖哄垎澶у皬鍐欙級銆?/p>
杈撳叆鏂囦欢
aggre.in
鍙湁涓�琛岋紝涓�涓插瓧绗︼紙灏忎簬绛変簬
1000000
涓級銆?/p>
杈撳嚭鏂囦欢
aggre.out
涓�琛岋紝涓嶅湪瀛楃涓蹭腑鍑虹幇鐨勬墍鏈夊瓧姣嶅拰鏁板瓧锛屾寜
ASCII
鐮侀『
搴忥紙鍦ㄤ竴琛屼腑杈撳嚭锛夈�?/p>
鏍蜂緥锛氳緭鍏?/p>
ABCD%$EF1234589JIKLMNabcddefOVWXYZPQghijklmnpqrstuvwxyzRST
U?
杈撳嚭
067Gho
type atype=set of char;
var a:atype;ch:char;
begin a:=['0'..'9','A'..'Z','a'..'z'];
assign(input,'aggre.in');reset(input);
assign(output,'aggre.out');rewrite(output);
read(ch);
while ch<>'?' do begin
if (ch in a) then a:=a-[ch];read(ch);
end;
for ch:='0' to 'z' do
if (ch in a) then write(ch);
writeln;
close(input);close(output);
end.
2.
绾︾憻澶棶棰?/p>
N
涓汉鎺掓垚涓�涓渾鍦堬紝鐒跺悗鎶婅繖
N
涓汉鎸夐�嗘椂閽堟柟鍚戝垎鍒紪鍙蜂负
1
銆?/p>
2
銆佲�炩�炪�?/p>
N
銆備粠缂?/p>
鍙蜂负
1
鐨勪汉寮�濮嬫寜閫嗘椂閽堣鏁帮紝褰撴煇浜鸿鏁颁负
M
鐨勫�嶆暟鏄紝璇ヤ汉鍑哄湀锛涘姝ゅ惊鐜笅鍘伙紝
鐩村埌鍦堜腑鍙湁涓�涓汉鐣欎笅銆?/p>
杈撳叆
N,M
杈撳嚭
锛氭渶鍚庣暀涓嬬殑涓�涓汉缂栧彿銆?/p>
鏍蜂緥锛氳緭鍏?/p>
10 4
杈撳嚭
5
鍒嗘瀽锛氳繖閬撻浼间箮鐢ㄤ笉涓婁粈涔堢畻娉曪紝鍙渶寤虹珛涓�涓惊鐜摼琛紝鐒跺悗鎸夌収棰樼洰涓姹傜殑妯?/p>
鎷熷嵆鍙�?/p>
绠楁硶鎻忚堪濡備笅锛?/p>
var
a:array[1..100] of 0..1;
n,m,s,f,t:integer;
begin
readln(n,m);
for t:=1 to m do a[t]:=0;
f:=0;t:=0;s:=0;
repeat
t:=t+1;