锘??xml version="1.0" encoding="utf-8" standalone="yes"?>久久久久久综合网天天,亚洲精品NV久久久久久久久久,AAA级久久久精品无码区 http://www.shnenglu.com/guanaishangtian/zh-cn Sun, 11 May 2025 09:23:28 GMT Sun, 11 May 2025 09:23:28 GMT 60 鐗規畩鐨勬眽璇哄錛丠DU 姹夎濉擨I 1207 http://www.shnenglu.com/guanaishangtian/archive/2009/05/18/83303.htmlzhoubaozhong zhoubaozhong Mon, 18 May 2009 10:32:00 GMT http://www.shnenglu.com/guanaishangtian/archive/2009/05/18/83303.html http://www.shnenglu.com/guanaishangtian/comments/83303.html http://www.shnenglu.com/guanaishangtian/archive/2009/05/18/83303.html#Feedback 0 http://www.shnenglu.com/guanaishangtian/comments/commentRss/83303.html http://www.shnenglu.com/guanaishangtian/services/trackbacks/83303.html 浠婂ぉ緇勯槦姣旇禌鏃墮亣鍒頒簡姹夎濉旂殑棰橈紝寮濮嬫椂浠ヤ負寰堥毦錛屼絾鏄粩緇嗙湅棰樻椂錛屾兂鍒頒簡鏇句粖鍦ㄦ澀鐢典笂鍋氫釜涓棰橈紝鍗村彂鐜版槸姘撮涓閬擄紝鐩存帴涓涓墦琛紒 TJU 1731. Strange Towers of Hanoi
#include < stdio.h > int main() { int a[ 13 ] = { 0 , 1 , 3 , 5 , 9 , 13 , 17 , 25 , 33 , 41 , 49 , 65 , 81 } ; for ( int i = 1 ;i <= 12 ;i ++ ) printf( " %d\ " ,a[i]); }
鐪熸鐨勯鐩繕鏄澀鐢典笂鐨?nbsp; http://acm.hdu.edu.cn/showproblem.php?pid=1207
#include < stdio.h > #include< math.h > int main() { long a[ 65 ]; a[ 1 ] = 1 ; long i,j,n,m,r; for (i = 2 ,j = 1 ,r = 1 ,m = 2 ;i < 66 ;i ++ ,j ++ ) if (j <= m) a[i] = a[i - 1 ] + pow( 2 ,r); else { m ++ ; j = 1 ; r ++ ; a[i] = a[i - 1 ] + pow( 2 ,r); } while (scanf( " %d " , & n) == 1 ) { printf( " %d\n " ,a[n]); } }
瑙勫緥錛?br>a[1]=1; a[2]=a[1]+2;a[3]=a[2]+2;(2涓姞2^1) a[4]=a[3]+4;a[5]=a[4]+4;a[6]=a[5]+4;(3涓姞2^2); …………………………………………(4涓姞2^3); O(∩_∩)O~
]]> 鍥捐 http://www.shnenglu.com/guanaishangtian/archive/2009/05/18/83259.htmlzhoubaozhong zhoubaozhong Mon, 18 May 2009 03:06:00 GMT http://www.shnenglu.com/guanaishangtian/archive/2009/05/18/83259.html http://www.shnenglu.com/guanaishangtian/comments/83259.html http://www.shnenglu.com/guanaishangtian/archive/2009/05/18/83259.html#Feedback 0 http://www.shnenglu.com/guanaishangtian/comments/commentRss/83259.html http://www.shnenglu.com/guanaishangtian/services/trackbacks/83259.html 銆愬浘璁恒?a id=0 name=0>
銆1銆?/font>Dijkstra綆楁硶 銆2銆?/font>Floyd綆楁硶 銆3銆?/font>Kruskal綆楁硶 銆4銆?/font>Prim綆楁硶 銆5銆?/font>嬈ф媺鍥炶礬
Dijkstra綆楁硶 Dijkstra綆楁硶鏄吀鍨嬫渶鐭礬綆楁硶錛岀敤浜庤綆椾竴涓妭鐐瑰埌鍏朵粬鎵鏈夎妭鐐圭殑鏈鐭礬寰勩備富瑕佺壒鐐規槸浠ヨ搗濮嬬偣涓轟腑蹇冨悜澶栧眰灞傛墿灞曪紝鐩村埌鎵╁睍鍒扮粓鐐逛負姝€侱ijkstra綆楁硶鑳藉緱鍑烘渶鐭礬寰勭殑鏈浼樿В錛屼絾鐢變簬瀹冮亶鍘嗚綆楃殑鑺傜偣寰堝錛屾墍浠ユ晥鐜囦綆銆?br>Dijkstra綆楁硶鏄緢鏈変唬琛ㄦх殑鏈鐭礬綆楁硶錛屽湪寰堝涓撲笟璇劇▼涓兘浣滀負鍩烘湰鍐呭鏈夎緇嗙殑浠嬬粛錛屽鏁版嵁緇撴瀯錛屽浘璁猴紝榪愮瀛︾瓑絳夈?br>Dijkstra涓鑸殑琛ㄨ堪閫氬父鏈変袱縐嶆柟寮忥紝涓縐嶇敤姘鎬箙鍜屼復鏃舵爣鍙鋒柟寮忥紝涓縐嶆槸鐢∣PEN, CLOSE琛ㄦ柟寮忥紝Drew涓轟簡鍜屼笅闈㈣浠嬬粛鐨?A* 綆楁硶鍜?D* 綆楁硶琛ㄨ堪涓鑷達紝榪欓噷鍧囬噰鐢∣PEN,CLOSE琛ㄧ殑鏂瑰紡銆?/p>
澶ф榪囩▼錛?br>鍒涘緩涓や釜琛紝OPEN, CLOSE銆?br>OPEN琛ㄤ繚瀛樻墍鏈夊凡鐢熸垚鑰屾湭鑰冨療鐨勮妭鐐癸紝CLOSED琛ㄤ腑璁板綍宸茶闂繃鐨勮妭鐐廣?br>1錛?璁塊棶璺綉涓噷璧峰鐐規渶榪戜笖娌℃湁琚鏌ヨ繃鐨勭偣錛屾妸榪欎釜鐐規斁鍏PEN緇勪腑絳夊緟媯鏌ャ?br>2錛?浠嶰PEN琛ㄤ腑鎵懼嚭璺濊搗濮嬬偣鏈榪戠殑鐐癸紝鎵懼嚭榪欎釜鐐圭殑鎵鏈夊瓙鑺傜偣錛屾妸榪欎釜鐐規斁鍒癈LOSE琛ㄤ腑銆?br>3錛?閬嶅巻鑰冨療榪欎釜鐐圭殑瀛愯妭鐐廣傛眰鍑鴻繖浜涘瓙鑺傜偣璺濊搗濮嬬偣鐨勮窛紱誨鹼紝鏀懼瓙鑺傜偣鍒癘PEN琛ㄤ腑銆?br>4錛?閲嶅2錛?錛屾銆傜洿鍒癘PEN琛ㄤ負絀猴紝鎴栨壘鍒扮洰鏍囩偣銆?/p>
Floyd綆楁硶 Floyd-Warshall 綆楁硶鐢ㄦ潵鎵懼嚭姣忓鐐逛箣闂寸殑鏈鐭窛紱匯傚畠闇瑕佺敤閭繪帴鐭╅樀鏉ュ偍瀛樿竟錛岃繖涓畻娉曢氳繃鑰冭檻鏈浣沖瓙璺緞鏉ュ緱鍒版渶浣寵礬寰勩?
娉ㄦ剰鍗曠嫭涓鏉¤竟鐨勮礬寰勪篃涓嶄竴瀹氭槸鏈浣寵礬寰勩?
浠庝換鎰忎竴鏉″崟杈硅礬寰勫紑濮嬨傛墍鏈変袱鐐逛箣闂寸殑璺濈鏄竟鐨勬潈錛屾垨鑰呮棤絀峰ぇ錛屽鏋滀袱鐐逛箣闂存病鏈夎竟鐩歌繛銆? 瀵逛簬姣忎竴瀵歸《鐐?u 鍜?v錛岀湅鐪嬫槸鍚﹀瓨鍦ㄤ竴涓《鐐?w 浣垮緱浠?u 鍒?w 鍐嶅埌 v 姣斿繁鐭ョ殑璺緞鏇寸煭銆傚鏋滄槸鏇存柊瀹冦? 涓嶅彲鎬濊鐨勬槸錛屽彧瑕佹寜鎺掗傚綋錛屽氨鑳藉緱鍒扮粨鏋溿? // dist(i,j) 涓轟粠鑺傜偣i鍒拌妭鐐筳鐨勬渶鐭窛紱?br>For i←1 to n do For j←1 to n do dist(i,j) = weight(i,j) For k←1 to n do // k涓?#8220;濯掍粙鑺傜偣” For i←1 to n do For j←1 to n do if (dist(i,k) + dist(k,j) < dist(i,j)) then // 鏄惁鏄洿鐭殑璺緞錛?br>dist(i,j) = dist(i,k) + dist(k,j)榪欎釜綆楁硶鐨勬晥鐜囨槸O(V3)銆傚畠闇瑕侀偦鎺ョ煩闃墊潵鍌ㄥ瓨鍥俱?br>榪欎釜綆楁硶寰堝鏄撳疄鐜幫紝鍙鍑犺銆? 鍗充嬌闂鏄眰鍗曟簮鏈鐭礬寰勶紝榪樻槸鎺ㄨ崘浣跨敤榪欎釜綆楁硶錛屽鏋滄椂闂村拰絀洪棿鍏佽(鍙鏈夋斁鐨勪笅閭繪帴鐭╅樀鐨勭┖闂達紝鏃墮棿涓婂氨娌¢棶棰?銆? [緙栬緫] 鏃墮棿澶嶆潅搴?O(N^3)
Kruskal綆楁硶 鍩烘湰鎬濇兂 鍋囪WN=(V,{E})鏄竴涓惈鏈塶涓《鐐圭殑榪為氱綉錛屽垯鎸夌収鍏嬮瞾鏂崱灝旂畻娉曟瀯閫犳渶灝忕敓鎴愭爲鐨勮繃紼嬩負錛氬厛鏋勯犱竴涓彧鍚玭涓《鐐癸紝鑰岃竟闆嗕負絀虹殑瀛愬浘錛岃嫢灝嗚瀛愬浘涓悇涓《鐐圭湅鎴愭槸鍚勬5鏍戜笂鐨勬牴緇撶偣錛屽垯瀹冩槸涓涓惈鏈塶媯墊爲鐨勪竴涓.鏋椼備箣鍚庯紝浠庣綉鐨勮竟闆咵涓夊彇涓鏉℃潈鍊兼渶灝忕殑杈癸紝鑻ヨ鏉¤竟鐨勪袱涓《鐐瑰垎灞炰笉鍚岀殑鏍戯紝鍒欏皢鍏跺姞鍏ュ瓙鍥撅紝涔熷氨鏄錛屽皢榪欎袱涓《鐐瑰垎鍒墍鍦ㄧ殑涓ゆ5鏍戝悎鎴愪竴媯墊爲錛涘弽涔嬶紝鑻ヨ鏉¤竟鐨勪袱涓《鐐瑰凡钀藉湪鍚屼竴媯墊爲涓婏紝鍒欎笉鍙彇錛岃屽簲璇ュ彇涓嬩竴鏉℃潈鍊兼渶灝忕殑杈瑰啀璇曚箣銆備緷嬈$被鎺紝鐩磋嚦媯灄涓彧鏈変竴媯墊爲錛屼篃鍗沖瓙鍥句腑鍚湁n-1鏉¤竟涓烘銆?lt;/p>
Procedure kruskal(V,E); begin sort(E,1,m);//灝嗚竟鎸夌収鏉冨兼帓搴?br>for t:=1 to n do begin if getfather(edge[t].u)<>getfather(edge[t].v) then begin //鍒╃敤騫舵煡闆嗗垽鏂袱涓《鐐規槸鍚﹀湪鍚屼竴闆嗗悎鍐?br>tot:=tot+edge[t].data;//璁$畻鏉冨煎拰 union(edge[t].u,edge[t].v);//鍚堝茍欏剁偣 inc(k);//鍚堝茍嬈℃暟 end; end; if k=n-1 then 褰㈡垚浜嗕竴媯墊渶灝忕敓鎴愭爲 else 涓嶅瓨鍦ㄨ繖鏍風殑鏈灝忕敓鎴愭爲錛?br>end; 浼樺寲錛氬湪鍒ゆ柇涓や釜欏剁偣鏄惁鍦ㄥ悓涓闆嗗悎鍐呮椂鍙敤騫舵煡闆?銆
Prim綆楁硶
鍩烘湰鎬濇兂 1. 鍦ㄥ浘G=(V, E) 錛圴琛ㄧず欏剁偣 錛孍琛ㄧず杈癸級涓紝浠庨泦鍚圴涓換鍙栦竴涓《鐐癸紙渚嬪鍙栭《鐐箆0錛夋斁鍏ラ泦鍚?U涓紝榪欐椂 U={v0}錛岄泦鍚圱(E)涓虹┖銆?br>2. 浠巚0鍑哄彂瀵繪壘涓嶶涓《鐐圭浉閭伙紙鍙︿竴欏剁偣鍦╒涓級鏉冨兼渶灝忕殑杈圭殑鍙︿竴欏剁偣v1錛屽茍浣縱1鍔犲叆U銆傚嵆U={v0,v1 }錛屽悓鏃跺皢璇ヨ竟鍔犲叆闆嗗悎T(E)涓?br>3. 閲嶅2錛岀洿鍒癠=V涓烘銆?br>榪欐椂T(E)涓湁n-1鏉¤竟錛孴 = (U, T(E))灝辨槸涓媯墊渶灝忕敓鎴愭爲銆?/p>
PASCAL浠g爜 procedure prim(v0:integer); var lowcost,closest:array[1..maxn] of integer; i,j,k,min:integer; begin for i:=1 to n do begin lowcost[i]:=cost[v0,i]; closest[i]:=v0; end; for i:=1 to n-1 do begin {瀵繪壘紱葷敓鎴愭爲鏈榪戠殑鏈姞鍏ラ《鐐筴} min:=maxlongint; for j:=1 to n do if (lowcost[j]<min) and (lowcost[j]<>0) then begin min:=lowcost[j]; k:=j; end; lowcost[k]:=0; {灝嗛《鐐筴鍔犲叆鐢熸垚鏍憓 {鐢熸垚鏍戜腑澧炲姞涓鏉℃柊鐨勮竟k鍒癱losest[k]} {淇鍚勭偣鐨刲owcost鍜宑losest鍊紏 for j:=1 to n do if cost[k,j]<lowcost[j] then begin lowcost[j]:=cost[k,j]; closest[j]:=k; end; end; end;{prim}
銆栬繑鍥為《閮ㄣ?/u>
嬈ф媺鍥炶礬 瀹氫箟錛?br>鍦ㄤ竴涓浘涓紝瀵繪壘涓鏉″彧閫氳繃姣忔潯杈逛竴嬈$殑璺緞錛岃繖鍙仛嬈ф媺璺緞錛屽鏋滆搗鐐瑰拰緇堢偣鏄悓涓鐐癸紝閭d箞榪欐潯鍥炶礬鍙仛嬈ф媺鍥炶礬錛?br>鍒ゅ畾涓涓浘涓槸鍚﹀瓨鍦ㄦ鎷夊洖璺細騫朵笉鏄瘡涓浘閮藉瓨鍦ㄦ鎷夊洖璺紟浠ヤ笅鍒嗕笁縐嶆儏鍐碉細 鏃犲悜鍥撅細姣忎釜鐐圭殑搴︽暟鏄伓鏁幫紝鍒欏瓨鍦ㄦ鎷夊洖璺紟 鏈夊悜鍥撅細姣忎釜緇撶偣鐨勫叆搴︾瓑浜庡嚭搴︼紝鍒欒繖涓湁鍚戝浘涓瓨鍦ㄦ鎷夊洖璺紟 鎬葷粨錛氫互涓婁袱縐嶆儏鍐靛緢綆鍗曪紝鍏跺師鐞嗗綊鏍圭粨搴曟槸姣忎釜緇撶偣榪涘叆鍜屽嚭鍘葷殑璺緞鏉℃暟鐩哥瓑錛屽氨瀛樺湪嬈ф媺鍥炶礬錛庤繕鏈変竴縐嶆洿鍔犲鏉傜殑鎯呭喌錛庨偅灝辨槸娣峰悎鍥撅紟 娣峰悎鍥撅細錛堟湁鏃惰竟鏄崟鍚戠殑錛屾湁鏃惰竟鏄棤鍚戠殑錛屽氨鍍忓煄甯備氦閫氱綉緇滐紝鏈夌殑琛楅亾鏄崟鍚戠殑錛屾湁鐨勮閬撴槸鍙屽悜鐨勶級鎵句竴涓粰姣忎釜鏃犲悜杈瑰畾鍚戠殑絳栫暐錛岃繖鏍峰氨鍙互鎶婂浘杞寲鎴愪負鏈夊悜鍥撅紝浣挎瘡涓《鐐圭殑鍏ュ害涓庡嚭搴︽槸鐩哥瓑鐨勶紝榪欐牱灝變細瀛樺湪嬈ф媺鍥炶礬錛?br>鍏蜂綋榪囩▼濡備笅錛氭柊寤轟竴涓浘錛屽浜庡師鍥句腑鐨勬棤鍚戣竟錛屽湪鏂板浘涓柊鍔犱竴涓《鐐筫(i);瀵逛簬鍘熷浘涓殑姣忎竴涓《鐐筳錛屽湪鏂板浘涓緩涓涓《鐐箆(i)錛屽浜庡師鍥句腑姣忎竴涓《鐐筳鍜宬涔嬮棿鏈変竴鏉℃棤鍚戣竟i錛岄偅涔堝湪鏂板浘涓粠e(i)鍑哄彂錛屾坊鍔犱袱鏉¤竟錛屽垎鍒繛鍚憊(j)鍜寁(k)錛屽閲忛兘鏄?錛?br>鍦ㄦ柊鍥句腑錛屼粠婧愮偣鍚戞墍鏈夌殑e(i)閮借繛涓鏉″閲忎負1鐨勮竟錛? 瀵逛簬鍘熷浘涓瘡涓涓《鐐筳錛屽畠鍘熸湰閮芥湁涓涓叆搴n銆佸嚭搴ut鍜屾棤鍚戝害un銆傛樉鐒舵垜浠殑鐩殑鏄鎶婃墍鏈夋棤鍚戝害閮藉彉鎴愬叆搴︽垨鍑哄害錛屼粠鑰屼嬌瀹冪殑鍏ュ害絳変簬鎬誨害鏁扮殑涓鍗婏紝涔熷氨鏄?in + out + un) / 2錛堟樉鐒朵笌姝ゅ悓鏃跺嚭搴︿篃鏄誨害鏁扮殑涓鍗婏紝濡傛灉鎬誨害鏁版槸鍋舵暟鐨勮瘽錛夈傚綋鐒訛紝濡傛灉in宸茬粡澶т簬鎬誨害鏁扮殑涓鍗婏紝鎴栬呮誨害鏁版槸濂囨暟錛岄偅涔堟鎷夊洖璺偗瀹氫笉瀛樺ぇ銆傚鏋渋n灝忎簬鎬誨害鏁扮殑涓鍗婏紝騫朵笖鎬誨害鏁版槸鍋舵暟錛岄偅涔堟垜浠湪鏂板浘涓粠v錛坖錛夊埌姹囩偣榪炰竴鏉¤竟錛屽閲忓氨鏄?in + out + un) / 2 – in錛屼篃灝辨槸鍘熷浘涓《鐐筳榪橀渶瑕佸灝戝叆搴︺?br>鎸夌収榪欎釜緗戠粶妯″瀷綆楀嚭涓涓渶澶ф祦錛屽鏋滄瘡鏉′粠v(j)鍒版眹鐐圭殑杈歸兘杈懼埌婊℃祦閲忕殑璇濓紝閭d箞嬈ф媺鍥炶礬鎴愮珛銆?/p>
銆栬繑鍥為《閮ㄣ?/u>
]]>綆鍗曠殑DP錛圱JU 2794.Bus 錛塐(鈭鈭?O~ http://www.shnenglu.com/guanaishangtian/archive/2009/05/16/83106.htmlzhoubaozhong zhoubaozhong Sat, 16 May 2009 02:25:00 GMT http://www.shnenglu.com/guanaishangtian/archive/2009/05/16/83106.html http://www.shnenglu.com/guanaishangtian/comments/83106.html http://www.shnenglu.com/guanaishangtian/archive/2009/05/16/83106.html#Feedback 0 http://www.shnenglu.com/guanaishangtian/comments/commentRss/83106.html http://www.shnenglu.com/guanaishangtian/services/trackbacks/83106.html http://acm.tju.edu.cn/toj/showp2794.html
#include < stdio.h > long max( long a, long b) { if (a > b) return a; return b; } int main() { long i,n,m,ma; static long a[ 1000001 ],b[ 1000001 ]; scanf( " %d " , & m); while (m -- ) { scanf( " %d " , & n); for (i = 0 ;i < n;i ++ ) scanf( " %d " , & a[i]); for (i = 0 ;i < n;i ++ ) scanf( " %d " , & b[i]); a[ 1 ] += a[ 0 ]; b[ 1 ] += b[ 0 ]; for (i = 2 ;i < n;i ++ ) { a[i] += max(a[i - 1 ],b[i - 2 ]); b[i] += max(b[i - 1 ],a[i - 2 ]); } ma= max(b[n - 1 ],a[n - 1 ]); printf( " %d\n " ,ma); } }
]]> 緇忓吀鐨勬墦琛?zoj 3193 Accurately Say "CocaCola"! Again http://www.shnenglu.com/guanaishangtian/archive/2009/05/04/81890.htmlzhoubaozhong zhoubaozhong Mon, 04 May 2009 14:14:00 GMT http://www.shnenglu.com/guanaishangtian/archive/2009/05/04/81890.html http://www.shnenglu.com/guanaishangtian/comments/81890.html http://www.shnenglu.com/guanaishangtian/archive/2009/05/04/81890.html#Feedback 0 http://www.shnenglu.com/guanaishangtian/comments/commentRss/81890.html http://www.shnenglu.com/guanaishangtian/services/trackbacks/81890.html
#include < stdio.h > long f(__int64 n) { while (n != 0 ) { if (n % 10 == 7 ) return 1 ; n /= 10 ; } return 0 ; } int main() { static __int64 a[ 1000000 ],n,m,i,j = 0 ,f1; for (i = 7 ;i < 1000000000 ;i ++ ) { if (f(i) || i % 7 == 0 ) a[j] ++ ; else { f1 = 1 ; for ( int k = 0 ;k < j;k ++ ) if (a[j] <= a[k])f1 = 0 ; if (f1) {printf( " p=%I64d,x=%I64d\n " ,a[j],i - a[j]); j ++ ;} else a[j] = 0 ; } } }
http://acm.zju.edu.cn/onlinejudge/showProblem.do?problemId=3318 姣旇禌鏃舵病鏈夋兂鍒幫紝灝辨槸闈犱漢鑴戜婦渚嬶紝瀵艱嚧鑰冭檻涓嶅畬鏁達紝鍑虹幇寰堝閿欒錛佸悗鏉ョ粡楂樹漢鎸囩偣錛岀紪瀛︿簡涓緟鍔╃▼搴忥紝緇堜簬ac浜嗭紒 O(∩_∩)O~錛岀湅鏉ヨ繕鏄濂藉ソ鍒╃敤鐢佃剳錛侊紒 涓葷▼搴忥細
#include < stdio.h > int main() { long n,t; scanf( " %d " , & t); while (t -- ) { scanf( " %d " , & n); if (n == 1 )printf( " 7\n " ); else if (n == 2 )printf( " 27\n " ); else if (n <= 10 )printf( " 70\n " ); else if (n <= 11 )printf( " 270\n " ); else if (n <= 100 )printf( " 700\n " ); else if (n <= 101 )printf( " 2700\n " ); else if (n <= 1000 )printf( " 7000\n " ); else if (n <= 1002 )printf( " 26999\n " ); else if (n <= 10000 )printf( " 70000\n " ); else if (n <= 10001 )printf( " 270000\n " ); else if (n <= 100000 )printf( " 700000\n " ); else if (n <= 100001 )printf( " 1699999\n " ); else if (n <= 1000000 )printf( " 7000000\n " ); else if (n <= 1000001 )printf( " 27000000\n " ); else if (n <= 10000000 )printf( " 70000000\n " ); else if (n <= 10000001 )printf( " 270000000\n " ); else printf( " 700000000\n " ); } }
]]> HDU 2690 Boys and girls http://www.shnenglu.com/guanaishangtian/archive/2009/04/29/81489.htmlzhoubaozhong zhoubaozhong Wed, 29 Apr 2009 13:01:00 GMT http://www.shnenglu.com/guanaishangtian/archive/2009/04/29/81489.html http://www.shnenglu.com/guanaishangtian/comments/81489.html http://www.shnenglu.com/guanaishangtian/archive/2009/04/29/81489.html#Feedback 0 http://www.shnenglu.com/guanaishangtian/comments/commentRss/81489.html http://www.shnenglu.com/guanaishangtian/services/trackbacks/81489.html #include < stdio.h > int main() { int max,min,n,i,x,t,a[ 10001 ],sum1,sum2,s; scanf( " %d " , & t); while (t -- ) { scanf( " %d " , & n); max = 0 ; min = 10001 ; s = 0 ; for (i = 0 ;i < n;i ++ ) { scanf( " %d " , & a[i]); if (a[i] > max) max = a[i]; if (a[i] < min) min = a[i]; if (a[i] >= n && a[i] < 0 )s = 1 ; } if (s == 1 || n == 1 && max == 0 ) { printf( " Impossible!\n " ); continue ;} sum1= sum2 = 0 ; if (max == min + 1 ) { for (i = 0 ;i < n;i ++ ) { if (max == a[i])sum1 ++ ; else sum2 ++ ; } if (sum2 == max)printf( " %d\n " ,max); else printf( " Impossible!\n " ); } else if (max == min) { if (max == 0 )printf( " 0\n " ); else { if (max == n - 1 )printf( " %d\n " ,n); else printf( " Impossible!\n " ); } } else printf(" Impossible!\n " ); } }
榪欓鏄湪緇勯槦鏃跺欏仛鐨勶紒闇瑕佽冭檻寰堝鎯呭喌錛佺壒鍒?0 鍜?1 錛侊紒http://acm.hdu.edu.cn/showproblem.php?pid=2690
]]>HDU 2687 Matrix Rotation http://www.shnenglu.com/guanaishangtian/archive/2009/04/27/81258.htmlzhoubaozhong zhoubaozhong Mon, 27 Apr 2009 12:41:00 GMT http://www.shnenglu.com/guanaishangtian/archive/2009/04/27/81258.html http://www.shnenglu.com/guanaishangtian/comments/81258.html http://www.shnenglu.com/guanaishangtian/archive/2009/04/27/81258.html#Feedback 0 http://www.shnenglu.com/guanaishangtian/comments/commentRss/81258.html http://www.shnenglu.com/guanaishangtian/services/trackbacks/81258.html http://acm.hdu.edu.cn/showproblem.php?pid=2687
#include<stdio.h>
int main()
{
int n,i,k,j,a[11][11],b[11][11];
while(scanf("%d",&n)!=EOF)
{
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
scanf("%d",&a[i][j]);
scanf("%d",&k);
for(i=1;i<=n;i++)
for(j=1;j<=n;j++) //棣栧厛姹傝В姣忓驚鐜洓嬈$殑鎬誨拰*(k/4)
b[i][j]=(a[i][j]+a[j][n+1-i]+a[n+1-i][n+1-j]+a[n+1-j][i])*(k/4);
if(k%4==0)//鍐嶆眰瑙%4鐨勭粨鏋?br>
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
b[i][j]+=a[i][j];
else if(k%4==1)
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
b[i][j]+=a[i][j]+a[n+1-j][i];
else if(k%4==2)
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
b[i][j]+=a[i][j]+a[n+1-j][i]+a[n+1-i][n+1-j];
else
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
b[i][j]+=a[i][j]+a[n+1-j][i]+a[n+1-i][n+1-j]+a[j][n+1-i];
for(i=1;i<=n;i++)
{
for(j=1;j<=n;j++)
{
printf("%d",b[i][j]);
if(j<n)
printf(" ");}
printf("\n");
}
}
}
榪欓鍙鍒嗘竻瀵瑰簲鐨勮漿鍔ㄤ綅緗氨鑳芥眰瑙o紒榪樿娉ㄦ剰杞姩欏哄簭錛侊紒錛?br>
]]> 綆鍗曞崥寮堬紒錛丠DU 1847 http://www.shnenglu.com/guanaishangtian/archive/2009/04/26/81105.htmlzhoubaozhong zhoubaozhong Sun, 26 Apr 2009 02:53:00 GMT http://www.shnenglu.com/guanaishangtian/archive/2009/04/26/81105.html http://www.shnenglu.com/guanaishangtian/comments/81105.html http://www.shnenglu.com/guanaishangtian/archive/2009/04/26/81105.html#Feedback 0 http://www.shnenglu.com/guanaishangtian/comments/commentRss/81105.html http://www.shnenglu.com/guanaishangtian/services/trackbacks/81105.html http://acm.hdu.edu.cn/showproblem.php?pid=1847璇ラ灞炰簬綆鍗曞崥寮堥,鍙灝嗙粨鏋滃寲鍒版渶綆灝卞彲浠ユ帹鍑鴻寰嬶紒錛?/span>
#include<stdio.h>
int main()
{
long n;
while(scanf("%d",&n)==1)
{
if(n%3==0)printf("Cici\n");
else printf("Kiki\n");
}
}
O(∩_∩)O~
]]> 榪借釜娉曟眰瑙f礂鐗岄棶棰?HDU 1210 http://www.shnenglu.com/guanaishangtian/archive/2009/04/21/80620.htmlzhoubaozhong zhoubaozhong Tue, 21 Apr 2009 08:34:00 GMT http://www.shnenglu.com/guanaishangtian/archive/2009/04/21/80620.html http://www.shnenglu.com/guanaishangtian/comments/80620.html http://www.shnenglu.com/guanaishangtian/archive/2009/04/21/80620.html#Feedback 0 http://www.shnenglu.com/guanaishangtian/comments/commentRss/80620.html http://www.shnenglu.com/guanaishangtian/services/trackbacks/80620.html http://acm.hdu.edu.cn/showproblem.php?pid=1210 寮濮嬪鎵捐寰嬶紝鎵句簡濂戒箙鎯充笉鍑猴紝鏈緇堟兂鍒頒簡榪借釜絎竴寮犵墝鏉ヨ繘琛屾眰瑙o紒O(∩_∩)O~
#include < stdio.h > int main() { long i,n,sum; while (scanf( " %d " , & n) == 1 ) { sum = 1 ; i = 2 ; // 榪借釜 1 鐨勪綅緗? while (i != 1 ) { if (i > n) i = (i - n) * 2 - 1 ; else i *= 2 ; sum ++ ; // 琛ㄧず鎺掑簭鐨勬鏁?nbsp; } printf(" %d\n " ,sum); } }
铏界劧鍋氭椂涓嶇煡閬撲負浠涔堬紒浣嗘槸浜嬪悗鎴戝湪緗戜笂鎼滃埌浜嗚瘉鏄庢柟娉曪紒 媧楃墝闂錛?br>寰堝浜洪兘鏄窡韙涓寮犵墝鏉ュ畬鎴愮殑錛屽ぇ瀹朵細涓嶄細璇佹槑鍛紵 瀹氱悊1錛氬綋絎竴寮犵墝(鐗?)鍥炲埌鍒濆浣嶇疆鏃訛紝鎵鏈夌殑鐗岄兘鍥炲埌浜嗗垵濮嬩綅緗?br> 璇佹槑錛氳鏈変竴嬈℃搷浣滐紝鏌愮墝鍦ㄦ搷浣滃墠澶勪簬浣嶇疆r(1<=r<=2*N)錛岄偅涔堬紝鎿嶄綔鍚庯紝濡傛灉r鍘熸潵鏄墠涓鍗婄殑錛屾樉鐒秗'=r*2; 鍚﹀垯錛宺'=(r-n)*2-1錛屽嵆r'='r*2-(N*2+1); 灝嗕袱涓紡瀛愮患鍚堬紝鍙互寰楀埌r'= (r*2)%(N*2+1); 鏍規嵁鍚屼綑瀹氱悊涔嬩竴 ((i%m)*j)%m=(i*j)%M錛屽彲浠ユ暣鐞嗗嚭鍏紡錛歩嬈℃搷浣滃悗錛岃鐗岀殑浣嶇疆涓猴細 (r*(2^i))%(N*2+1);鍏朵腑^琛ㄧず涔樻柟銆?br>鐜板湪錛屾垜浠亣璁劇粡榪嘙嬈℃搷浣滃悗錛岀墝1鍥炲埌浜嗗垵濮嬩綅緗紝鍗?1*(2^M))%(N*2+1)=1鏃訛紝鍐嶆搴旂敤鍚屼綑瀹氱悊錛屽彲浠ヨ瘉鏄庡浜庝換鎰忕殑k(1<=k<=2*N)錛屾湁(k*(2^M))%(N*2+1)=k錛岀炕璇戞垚鑷劧璇█灝辨槸錛氬綋絎竴寮犵墝鍥炲埌鍒濆浣嶇疆鏃訛紝鎵鏈夌殑鐗岄兘鍥炲埌浜嗗垵濮嬩綅緗傚懡棰樺緱璇併?br> 瀹氱悊2錛氫竴瀹氬瓨鍦ㄦ煇嬈℃搷浣淢錛岃繖嬈℃搷浣滃悗錛屾墍鏈夌殑鐗岄兘鍥炲埌浜嗗垵濮嬩綅緗?br>璇佹槑錛氭垜浠凡緇忚瘉鏄庝簡鐗?鍥炲埌鍒濆浣嶇疆鏃訛紝鎵鏈夌殑鐗岄兘鍥炲埌鍒濆浣嶇疆錛屾墍浠ユ垜浠彧闇瑕佽瘉鏄庣墝1鍙互鍥炲埌鍒濆浣嶇疆錛屽嵆(2^M)%(N*2+1)=1涓瀹氭湁姝f暣鏁拌В銆傝瘉鏄庤繖涓畾鐞嗗墠鎴戜滑棣栧厛璇佹槑榪欐牱涓涓畾鐞嗭細 瀹氱悊2.1錛?2*r)%(2*n+1)==t 褰搕紜畾涓?鍒?*n涓殑鏌愬兼椂(1<t<=2*n)錛宺鍦?鍒?*n闂存湁鍞竴瑙? 鍥犱負2*n+1鏄鏁幫紝鎴戜滑鍙鐪嬩竴涓嬪氨浼氬彂鐜皉鍒皌鏄竴涓竴涓鏄犲皠錛屽綋t涓哄伓鏁版椂錛屾樉鐒秗=t/2錛屽綋t涓哄鏁版椂錛宺=(t+1)/2+n錛?br> 鐜板湪鎴戜滑鏉ヨ瘉鏄庡畾鐞?銆傝繍鐢ㄥ弽姝f硶錛岃嫢鐗?姘歌繙涓嶈兘鍥炲埌鍒濆浣嶇疆錛屾牴鎹附絎煎畾鐞嗭紝鐗?蹇呯劧闄峰叆浜嗘煇涓笉鍖呭惈浣嶇疆1鐨勫驚鐜紝鍥犱負涓嬩竴鐘舵佷粎鍜屽綋鍓嶇姸鎬佹湁鍏籌紝褰撳墠鐘舵佹渶澶氬彧鏈?*N縐嶏紝鎵浠ユ樉鐒朵竴瀹氬湪涓嶈秴榪?*N+1嬈℃搷浣滃唴鍑虹幇閲嶅鐘舵併傝岄噸澶嶇姸鎬佸垯鎰忓懗鐫寰幆銆?br>鍥犱負鎴戜滑鍋囪榪欎竴寰幆涓嶅寘鎷綅緗?錛屾垜浠f(i)涓哄驚鐜腑鏌愮姸鎬侊紝f(0)=1,f(n+1)=(f(n)*2)%(2*N+1)錛宖(j)涓鴻嫢騫叉寰幆鍚庡嚭鐜扮殑閲嶅鐘舵侊紝鍗砯(i)=f(j)銆傚洜涓哄驚鐜竴鐩存寔緇紝涓嶅Θ鍋囪j>i+i銆傚張鍥犱負寰幆涓嶅寘鎷姸鎬?錛屽嵆瀵逛簬浠繪剰鐨刱>=i錛宖(k)!=1 鏍規嵁瀹氱悊2.1錛屾垜浠彲浠ユ牴鎹綋鍓嶇姸鎬佹帹鍑轟笂涓鐘舵侊紝鎹㈠彞璇濊錛岃嫢f(i)=f(j)錛屽垯f(i-1)=f(j-1)銆傜戶緇鐢ㄥ畾鐞?.1錛屽彲浠ュ緱鍒癴(i-i)=f(j-i)錛屽嵆錛歠(j-i)=f(0)=1銆傚張鏈夊亣璁緅>i+i錛屽嵆j-i>i錛屼笌鍙︿竴鍋囪瀵逛簬浠繪剰鐨刱>=i錛宖(k)!=1鐭涚浘銆?br>鍥犳錛屽彲浠ヨ瘉鏄庯紝鐗?鎵闄峰叆鐨勫驚鐜紝蹇呯劧鏄寘鍚綅緗?鐨勶紝鍗充竴瀹氭湁鏌愭鎿嶄綔錛屾搷浣滃悗鐗?鍥炲埌浜嗗垵濮嬬姸鎬併傝屼笖鏄劇劧鐨勶紝鍒濆鐘舵佸氨鏄繖寰幆涓殑涓涓姸鎬併?br>鍥犳鍛介寰楄瘉銆?br>
]]> HDU 2608 AC浜嗗ソ涔咃紝鏈緇堝垪鍑轟簡鍓?0鎵嶆壘鍒拌鐜囷紒鏅曞晩錛侊紒 http://www.shnenglu.com/guanaishangtian/archive/2009/04/19/80456.htmlzhoubaozhong zhoubaozhong Sun, 19 Apr 2009 10:40:00 GMT http://www.shnenglu.com/guanaishangtian/archive/2009/04/19/80456.html http://www.shnenglu.com/guanaishangtian/comments/80456.html http://www.shnenglu.com/guanaishangtian/archive/2009/04/19/80456.html#Feedback 0 http://www.shnenglu.com/guanaishangtian/comments/commentRss/80456.html http://www.shnenglu.com/guanaishangtian/services/trackbacks/80456.html http://acm.hdu.edu.cn/showproblem.php?pid=2608
#include < stdio.h > // 鏁頒負1鐨勬槸鏌愭暟鐨勫鉤鏂規垨鏌愭暟騫蟲柟鐨?鍊嶏紝涔嬪墠緇撴灉涔嬪拰鍙栦綑2 #include < math.h > int main() { int t,sum; long long n,i,k; scanf( " %d " , & t); while (t -- ) { scanf( " %I64d " , & n); sum = k = sqrt(n); for (i = 1 ;i <= k;i ++ ) { if (i * i * 2 <= n)sum ++ ; } sum= sum % 2 ; printf( " %d\n " ,sum); } return 0 ; }
]]>鍥犱負鎴戞槸鑿滈笩錛?/title> http://www.shnenglu.com/guanaishangtian/archive/2009/04/18/80394.htmlzhoubaozhong zhoubaozhong Sat, 18 Apr 2009 13:26:00 GMT http://www.shnenglu.com/guanaishangtian/archive/2009/04/18/80394.html http://www.shnenglu.com/guanaishangtian/comments/80394.html http://www.shnenglu.com/guanaishangtian/archive/2009/04/18/80394.html#Feedback 10 http://www.shnenglu.com/guanaishangtian/comments/commentRss/80394.html http://www.shnenglu.com/guanaishangtian/services/trackbacks/80394.html 鍥犱負鎴戞槸鑿滈笩錛佹墍浠ユ垜涓鏃犳槸澶? 鍥犱負鎴戞槸鑿滈笩錛佹墍浠ユ垜鍙細鐣呮兂錛侊紒錛?/span> 鍥犱負鎴戞槸鑿滈笩錛佹墍浠ユ垜鍙槸澶у鐨勭瘡璧橈紒錛侊紒錛侊紒 鍥犱負鎴戞槸鑿滈笩錛佹墍浠ユ垜涓嶄細鍦ㄥ姹傛敼鍙橈紒錛侊紒錛侊紒錛侊紒 鍥犱負鎴戞槸鑿滈笩錛佹墍浠ユ垜鏀瑰彉涓嶄簡浠涔堝彧鏈夎嚜宸卞幓鎵垮彈錛侊紒錛侊紒錛侊紒錛?/span> 涓嶅氨鏄釜浜哄悧錛侊紒涓嶅氨鏄己灝戣璁哄悧錛侊紒澶у涓嶉渶瑕?騫插槢榪樿鑷綔澶氭儏鍛紒錛侊紒錛侊紒錛侊紒錛?/span> 鎴戣繕騫磋交錛佹垜鐜╃殑璧鳳紒錛侊紒錛侊紒錛侊紒錛侊紒錛侊紒錛侊紒錛侊紒錛侊紒錛侊紒錛侊紒
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