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for i:=0 to n-2 do begin

r:=test[i]*test[i+1]+1; test[i+1]:=r; end;

if maxr then min:=r; end;

procedure PaiLie(num:integer); var

i:integer; begin

if num = 0 then begin

writestr(); exit; end;

for i:=0 to n-1 do begin

if not IsIn(i) then begin

excepti[n -num]:=i;

test[n-num]:=arr[i]; PaiLie(num-1); end; end;

excepti[n-num]:=-1; end;

procedure ReadArray(); var

i:integer; begin

for i:=0 to n-1 do read(arr[i]); end;

begin

assign(input,'MAXMIN.IN'); assign(output,'MAXMIN.OUT'); reset(input); rewrite(output); read(n); max:=0; min:=10000; ReadArray(); InitExcept(); PaiLie (n);

writeln('max=',max); writeln('min=',min); write('k=',max-min); close(input); close(output);

end.

260¡¢ÊäÈëÒ»¸öÓ¢Îľä×Ó£¬ÀýÈ磺¡°This is a Book.\£¬¿ÉÒÔ¿´µ½¾ä×ÓÊÇÒÔ¡°.¡±À´×÷Ϊ½áÊø·ûºÅµÄ£¬²¢ÇÒµ¥´ÊÖ®¼äÒÔÒ»¸ö¿Õ¸ñÀ´·Ö¸ô¡£½Ó×ÅÔÙÊäÈëÒ»¸öµ¥´ÊA£¬ÇëÕÒ³öÊ×´ÎÔÚ¾ä×ÓÖгöÏÖµÄÓëA$ÏàͬµÄµ¥´Ê£¬ÊǾä×ÓÖеĵڼ¸¸öµ¥´Ê£¬Èô ²»´æÔÚ£¬ÔòÊä³ö¸Ã¾ä×ÓÖе¥´Ê×Ö·ûµÄ×ܸöÊý¡£ ÀýÈç¶ÔÉϾä×Ó¶øÑÔ£¬ÈôÊäÈëµ¥´Ê¡°is¡±£¬ÔòÓ¦Êä³ö£º 2 ÈôÊäÈëµ¥´Ê¡°isa¡±£¬ÔòÓ¦Êä³ö£º11 var

n,ls,la,i:integer; a,s,sf:string;

begin

readln(s); readln(a);

s:=copy(s,1,length(s)-1); n:=1;

la:=length(a);

ls:=length(s); sf:=s;

while pos(' ',sf)<>0 do begin

delete(sf, pos(' ',sf),1); n:=n+1; end; sf:='';

for i:=1 to ls-la+1 do begin

if (copy(s,i,la)=a)and(copy(s,i-1,1)=' ')and(copy(s,i+la,1)=' ') then

begin

sf:=copy(s,1,i+la-1); break; end; end;

if sf<>'' then begin i:=1;

while pos(' ',sf)<>0 do begin

i:=i+1;

delete(sf,pos(' ',sf),1); end; end else begin

while pos(' ',s)<>0 do begin

delete(s,pos(' ',s),1); end;

i:=length(s) end;

write(i); end.

263¡¢¸ø³ö¶þ¸öÈÎÒâµÄÕýÕûÊýN£¬K£¨1<=N<=10000£¬0<=K

£¨2£©µ±Ê£ÓàµÄÊý²»¹»¼õʱ£¬Ôò½«Æä¼ÓÉÏK£¬ÔÙÖØ¸´£¨1£©µÄ²Ù×÷¹ý³Ì¡£ £¨3£©ÈôÊ£ÓàµÄÊýΪ0ʱ£¬Ôò½áÊø²Ù×÷²¢Êä³ö½øÐмõ·¨µÄ´ÎÊý¡£ £¨4£©Èô´æÔÚÓÀÔ¶²»ÄܼõÍêµÄÇé¿ö£¬ÔòÊä³öÐÅÏ¢¡°ERROR£¡¡±¡£ ÀýÈ磺µ±N=4£¬K=2ʱ£¬²Ù×÷¹ý³ÌÈçÏ£º 1£©4-1=3 ¼õ2^0 2£©3-2=1 ¼õ2^1

ÓÉÓÚ²»¹»¼õ£¬ËùÒÔ¼ÓKµÄÖµ2£¬µÃ£ºN=1+2£½3 3£©3-1=2 ¼õ2^0 4£©2-2=0 ¼õ2^1

´Ëʱ½á¹ûΪ0£¬ÔòÊä³ö£ºSTEP=4£¨±íʾ½øÐÐÁË4´Î¼õ·¨²Ù×÷ÔËË㣩 ÓÖÈ磺µ±N=2£¬£Ë£½1ʱ£¬²Ù×÷¹ý³ÌÈçÏ£º 1£©2-1=1 ¼õ2^0

ÓÉÓÚ²»¹»Ï´μõ£¬ËùÒÔ¼ÓKµÄÖµ1£¬µÃ£ºN=1+1=2 2£©2-1=1 ¼õ2^0 ????

ÔÚÕâÖÖÇé¿öÏ£¬ÓÀÔ¶²»ÄܼõÍ꣬ÔòÊä³öÐÅÏ¢¡°ERROR£¡¡± var

n,k,i,s,temp:integer; flag:boolean;

function mexp(a:integer;b:integer):integer; var

t,m:integer; begin

t:=1;

for m:=1 to b do begin

t:=t*a; end; mexp:=t; end;

begin

write('N='); read(n); writeln; write('K='); read(k); writeln; temp:=k; i:=-1;

while temp > 0 do begin

i:=i+1;

temp:=temp-mexp(2,i); if temp=0 then

begin

write('ERROR!'); halt; end; end; i:=0; s:=0;

while n<>0 do begin

s:=s+1;

n:=n-mexp(2,i); i:=i+1; if n<0 then begin

i:=0;

while n<0 do begin

n:=n+k; end; end;

end;

write('STEP=',s); end.

264¡¢ÉúÈÕÈÕÆÚ ( Birthday ) ÎÊÌâÃèÊö£º

СÌðÌðµÄÉúÈÕÊÇYYÄêMMÔÂDDÈÕ£¬ËûÏëÖªµÀ×Ô¼º³öÉúºóµÚÒ»ÍòÌì¼ÍÄîÈÕµÄÈÕÆÚ£¨³öÉúÈÕËãµÚ0Ì죩¡£ ÊäÈë¸ñʽ£º

´ÓÎļþµÄµÚÒ»Ðзֱð¶ÁÈëYY£¬MM£¬DDÆäÖÐ1949<=YY<=2002£¬ÈÕÆÚ¾ø¶ÔºÏ·¨¡£ Êä³ö¸ñʽ£º

Êä³öÎļþÖ»ÓÐÒ»ÐУ¬¼´Ð¡ÌðÌðÉúÈÕµÚÒ»ÍòÌìÒÔºóµÄÈÕÆÚ£¬¸ñʽΪ ¡°YY-MM-DD¡±¡£ ÑùÀý£º

BIRTHDAY.DAT BIRTHDAY .OUT

1975 7 15var

i:longint; y,m,d:integer;

procedure incdate(); var

flag:integer; begin

d:=d+1;

if (y mod 100=0) then begin

if (y mod 400=0)and(m=2) then begin

flag:=29; end else begin

case m of

1,3,5,7,8,10,12:flag:=31; 4,6,9,11:flag:=30; 2:flag:=28;

end; end;

if d>flag then begin

d:=1; m:=m+1;

if m=13 then

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