锘??xml version="1.0" encoding="utf-8" standalone="yes"?>久久久久无码精品,精品人妻伦九区久久AAA片69,伊人久久综合精品无码AV专区http://www.shnenglu.com/yuziyu/category/10796.html姣忓ぉ榪涙涓鐐圭偣,Coding Everyday!zh-cnThu, 09 Jul 2009 10:56:20 GMTThu, 09 Jul 2009 10:56:20 GMT60- SRM 444http://www.shnenglu.com/yuziyu/archive/2009/07/08/89565.htmlYZYYZYWed, 08 Jul 2009 13:29:00 GMThttp://www.shnenglu.com/yuziyu/archive/2009/07/08/89565.htmlhttp://www.shnenglu.com/yuziyu/comments/89565.htmlhttp://www.shnenglu.com/yuziyu/archive/2009/07/08/89565.html#Feedback0http://www.shnenglu.com/yuziyu/comments/commentRss/89565.htmlhttp://www.shnenglu.com/yuziyu/services/trackbacks/89565.html絎簩棰橈紝涓鐪嬫尯綆鍗曪紝灝辨槸姹傝川鍥犳暟鐨勪釜鏁幫紝鐒跺悗鐪嬭兘琚?鐨勫嚑嬈″箓鏁撮櫎銆?br />涓寮濮嬪寙蹇欏啓浜嗕竴涓紝鐒跺悗鎻愪氦錛?00鍒嗐?br />浠g爜濡備笅錛?br />
聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽getLevel(long聽long聽N)聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽{聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽res聽=聽0;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽for(long聽long聽i=2;i*i<=N;++i){聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽while(N%i==0){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽res++;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽N/=i;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽r=0;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽while(res/4!=0){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽res/=4;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽r++;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 }
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 return聽r;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}聽
鍚庢潵涓鐪嬶紝i*i<=N榪欐椂錛孨涓鐩村湪鍙橈紝搴旇淇濆瓨涓婲鎴栬呯洿鎺ユ眰sqrt(N)銆備竴寮濮嬩笉澶‘瀹歴qrt鑳藉惁澶勭悊long long錛屽洜姝ょ敤鐩鎬箻鐨勬柟娉曘傚悗鏉ha浜虹殑鏃跺欙紝鍙戠幇涓涓篃鐘簡鍚屾牱鐨勯敊璇紝椹笂鏋勯?6=2*2*2*7,cha鎺?br />浜庢槸鏀規垚涓嬮潰錛屾彁浜わ紝鍙湁299鍒嗕簡銆傘傘?br />聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽getLevel(long聽long聽N)聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽{聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽res聽=聽0;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽long聽long聽T聽=聽N;聽//澧炲姞榪欎竴琛屄犅犅犅犅犅犅犅犅犅犅犅?/span>
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽for(long聽long聽i=2;i*i<=T;++i){聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽while(N%i==0){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽res++;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽N/=i;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 }
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽r=0;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽while(res/4!=0){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽res/=4;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽r++;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽return聽r;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}聽
緇撴灉榪樻槸琚玞ha鎺変簡銆傚洜涓虹姱浜嗕竴涓弗閲嶇殑閿欒錛屾病鏈夌畻涓婃渶鍚庝竴涓川鍥犳暟錛岃繖涓川鍥犳暟鍙兘澶т簬sqrt(N)銆傚88==2*2*2*11銆?br />姝g‘浠g爜搴旇鏄?br />聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽getLevel(long聽long聽N)聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽{聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽res聽=聽0;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽long聽long聽T聽=聽N;聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽for(long聽long聽i=2;i*i<=T;++i){聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽while(N%i==0){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽res++;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽N/=i;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 }
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽if(N!=1)聽res++;聽//澧炲姞榪欎竴琛?br />聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽r=0;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽while(res/4!=0){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽res/=4;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽r++;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽return聽r;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}聽
鏈鍚庢埧闂村彧鏈変竴浜鴻繃浜嗙浜岄銆?br />榪樺ソcha浜?涓紝涓嶇劧rating瑕佽穼涓嶅皯浜嗐傘?br />榪樺ソrating榪樻槸娑ㄤ簡涓鐐圭偣銆傘?br />澶矖蹇冧簡錛屼笉鐒跺氨搴旇鑳借繘div1浜嗐傘?br />

]]> - SRM 443http://www.shnenglu.com/yuziyu/archive/2009/06/24/88416.htmlYZYYZYWed, 24 Jun 2009 03:16:00 GMThttp://www.shnenglu.com/yuziyu/archive/2009/06/24/88416.htmlhttp://www.shnenglu.com/yuziyu/comments/88416.htmlhttp://www.shnenglu.com/yuziyu/archive/2009/06/24/88416.html#Feedback0http://www.shnenglu.com/yuziyu/comments/commentRss/88416.htmlhttp://www.shnenglu.com/yuziyu/services/trackbacks/88416.html聽聽 浠婂ぉDiv2鍓嶄袱棰樺お綆鍗曚簡.鍙儨璇葷涓棰橀鐩椂闂村お闀?鑺變簡12鍒嗛挓鎵嶆彁浜?絎簩棰樺簲璇ユ槸鍋氳繃鏈綆鍗曠殑Div2 Mid浜?鐩存帴鍒ゆ柇鏈夊灝戜釜鍦?浣垮緱涓ょ偣鍒嗗埆鍦ㄥ渾鍐呭拰鍦嗗灝卞彲浠ヤ簡.涔熻姳12鍒嗛挓鎻愪氦,閫熷害涓婅繕鏄お鎱簡.
涓嶈繃鏄湁鍙叉渶蹇殑涓嬈iv2 Mid浜?鏈鍚巖oom絎?,div136.rating灝忔定浜嗕竴鐐圭偣.浣嗚鎯寵劚紱籇iv2鐪嬫潵榪樺緱鍑犳姣旇禌浜?

]]> - MaximumPalindromeScore (鏈夐亾闅鵑澶嶈禌400)http://www.shnenglu.com/yuziyu/archive/2009/06/22/88318.htmlYZYYZYMon, 22 Jun 2009 12:42:00 GMThttp://www.shnenglu.com/yuziyu/archive/2009/06/22/88318.htmlhttp://www.shnenglu.com/yuziyu/comments/88318.htmlhttp://www.shnenglu.com/yuziyu/archive/2009/06/22/88318.html#Feedback4http://www.shnenglu.com/yuziyu/comments/commentRss/88318.htmlhttp://www.shnenglu.com/yuziyu/services/trackbacks/88318.html
姣旇禌鏃跺欐病鍋氬嚭鏉ワ紝鐜板湪鏃犳硶緋葷粺嫻嬭瘯錛岀畻娉曠湅璧鋒潵浼間箮鏄病闂鐨勩?br />
綆瑕佹濇兂灝辨槸涓灞傚眰鐢熸垚鎵鏈夊瓙涓詫紝鐒跺悗璁$畻榪欎簺瀛愪覆杞崲鎴愬悓涓瀛楃涓叉墍闇瑕佺殑鏈灝忚漿鎹㈡鏁般?br />鐢ㄥ嚱鏁癿in_to_make_equal鏉ョ敓鎴愶細灝嗕竴涓獀ector<string>涓殑鎵鏈夊瓧絎︿覆杞崲鎴愬悓涓涓瓧絎︿覆錛屾墍闇瑕佹敼鍙樼殑鏈灝忓瓧絎︽暟銆傚浜巐ast鏁扮粍涓殑姣忎竴涓瓧絎︿覆錛屽皢榪欎釜瀛楃涓插垎涓ゅ崐錛屽悗鍗婇儴緲昏漿銆傝綆楄繖浜涘瓧絎︿覆杞崲鎴愬悓涓涓瓧絎︿覆鎵闇瑕佺殑鏈灝忔敼鍙樻鏁幫紝濡傛灉榪欎釜嬈℃暟灝忎簬絳変簬m錛岃鏄庢垜浠彲浠ュ湪m嬈″皢瀹冨彉鎴愬洖鏂囥傝鏁板姞1銆?br />娉ㄦ剰濡傛灉瀛楃涓查暱搴︿負濂囨暟錛屾垜浠繕瑕佸厛璁$畻涓涓嬪皢姣忎釜涓棿瀛楃鍙樻垚緇熶竴瀛楃鎵闇瑕佺殑杞崲嬈℃暟錛岀敤m鍑忓幓瀹冦?br />
#include聽<iostream>
#include聽<sstream>
#include聽<vector>
#include聽<string>
#include聽<algorithm>
using聽namespace聽std;
int聽cnt[51][26];
聽聽聽class聽MaximumPalindromeScore
聽聽聽聽聽聽聽聽聽聽聽聽聽聽{聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽public:聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽maximize(string聽word,聽int聽m)聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽{
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽vector<string>last;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽last.push_back(word);
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽res聽=聽0;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽i;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽while(true){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽//濡傛灉鏄覆鐨勯暱搴︿負濂囨暟錛宮鍑忓幓"灝嗕腑闂村瓧絎﹀彉鎴愮粺涓瀛楃闇瑕佺殑杞崲嬈℃暟"
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽if(last[0].size()%2==1){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽vector<string>聽mid;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽for(i=0;i<last.size();++i){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽mid.push_back(string(1,last[i][last[i].size()/2]));
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽m-=min_to_make_equal(mid);
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽vector<string>聽tmp;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽//灝嗘瘡涓瓧絎︿覆鍒嗗壊鎴愪袱涓瓙涓詫紝鍓嶅崐閮ㄤ笉鍙橈紝鍚庡崐閮ㄧ炕杞?br />聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽//濡傛灉鍦ㄨ繖涓灞傛涓婁粛婊¤凍鍥炴枃鎬ц川錛屽垯榪欎簺瀛楃涓插簲璇ヨ兘澶熻漿鎹㈡垚鐩稿悓鐨勫瓧絎︿覆
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽for(i=0;i<last.size();++i){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽n聽=聽last[i].size();
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽string聽s1聽=聽last[i].substr(0,n/2);
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽string聽s2聽=聽last[i].substr(n-n/2,n/2);
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽reverse(s2.begin(),s2.end());
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽tmp.push_back(s1);
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽tmp.push_back(s2);
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽if(min_to_make_equal(tmp)<=m)
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽res++;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽else聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽break;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽//闀垮害涓哄鏁幫紝涓嶉渶瑕佸啀璁$畻涓嬪幓浜嗐?/span>
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽if(last[0].size()%2==1)聽break;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽last聽=聽tmp;聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽return聽res;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽min_to_make_equal(vector<string>聽&vs){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽memset(cnt,0,sizeof(cnt));
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽i,j;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽for(i=0;i<vs[0].size();++i)
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽for(j=0;j<vs.size();++j)
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽cnt[i][vs[j][i]-'a']++;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽vector<char>聽equal;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽for(i=0;i<vs[0].size();++i){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽max聽=聽0;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽for(j=0;j<26;++j){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽if(cnt[i][j]>cnt[i][max])
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽max聽=聽j;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽equal.push_back('a'+max);
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽res聽=聽0;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽for(i=0;i<vs.size();++i){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽for(j=0;j<vs[i].size();++j){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽if(vs[i][j]!=equal[j])
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽res++;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽return聽res;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
};
闄勫師棰橈細
鈥滃洖鏂囧垎鏁扳濇父鎴忓茍涓嶇畝鍗曘傛父鎴忕殑鐩爣鏄慨鏀規渶澶歮axChanges涓瓧絎︿嬌寰椾竴涓瓧絎︿覆word鐨勫洖鏂囧垎鏁版渶楂樸傚彧鍏佽淇敼錛屼笉璁稿鍔犳垨鑰呭垹闄ゅ瓧
絎︺備竴涓瓧絎︿覆鐨勫洖鏂囧垎鏁板畾涔夊涓嬶細
濡傛灉瀛楃涓蹭笉鏄洖鏂囦覆錛屽垯鍒嗘暟涓?銆?br />濡傛灉瀛楃涓叉槸鍥炴枃涓詫紝涓旈暱搴︿負濂囨暟錛屽垯鍒嗘暟涓?銆?br />濡傛灉瀛楃涓叉槸鍥炴枃涓詫紝涓旈暱搴︿負鍋舵暟錛屾垜浠皢瀹冨垎涓哄乏鍙充袱鍗娿傝綆楀畠鐨勪竴鍗婂瓙涓茬殑鍥炴枃鍒嗘暟涓篕錛堜袱涓竴鍗婂瓙涓插緱鍒嗕竴瀹氱浉鍚岋級錛屽垯鍘熷瓧絎︿覆鐨勫洖鏂囧垎鏁頒負K
+ 1銆?br />緇欏畾涓涓瓧絎︿覆word鍜屼竴涓瀷鏁存暟maxChanges錛岃繑鍥炴渶澶氫慨鏀筸axChanges涓瓧絎﹀悗鏈澶у彲鑳界殑鍥炴枃鍒嗘暟銆?br />
DEFINITION
Class:MaximumPalindromeScore
Method:maximize
Parameters:String, int
Returns:int
Method signature:int maximize(String word, int maxChanges)
NOTES
-鍥炴枃涓茬殑瀹氫箟鏄竴涓瓧絎︿覆浠庡墠鍚戝悗璇誨拰浠庡悗鍚戝墠璇誨畬鍏ㄤ竴鏍楓?br />
CONSTRAINTS
-word鍖呭惈1鍒?0涓瓧絎︼紙鍚?鍜?0錛夈?br />-word 鍙寘鍚皬鍐欏瓧姣?('a'-'z')銆?br />-maxChanges 鍙栧艱寖鍥存槸0鍒?0錛堝惈0鍜?0錛夈?br />
EXAMPLES
0)
"coder"
2
Returns: 1
鎴戜滑鍙互鎶奵鏀規垚r錛屾妸e鏀規垚o錛屽緱鍒?rodor"銆傝繖鏄竴涓鏁伴暱搴︾殑鍥炴枃涓詫紝鎵浠ュ緱鍒嗕負1銆?br />
1)
"abcbxabcba"
1
Returns: 2
濡傛灉鎶妜鏀規垚a錛屽緱鍒板伓鏁伴暱搴︾殑鍥炴枃涓?abcbaabcba"銆傚畠鐨勪竴鍗婂瓙涓叉槸濂囨暟闀垮害鐨勫洖鏂囦覆"abcba"錛屾墍浠ュ瓙涓插垎鏁頒負K = 1錛屽洜鑰屾渶鍚?br />寰楀垎鏄疜 + 1 = 2銆?br />
2)
"abcdefghijklmnop"
15
Returns: 5
鍙互鎶婅繖涓瓧絎︿覆淇敼鎴?aaaaaaaaaaaaaaaa"銆?eeeeeeeeeeeeeeee"鎴栧叾浠?4縐嶄覆錛屽洖鏂囧緱鍒嗗潎涓?銆?br />
3)
"ssssssssssssssss"
15
Returns: 5
鏈夋椂涓嶅仛鎵鏈夊厑璁哥殑鏀瑰彉鍙兘鏇村ソ銆?br />
4)
"vyyvvzzvvxxvvxxv"
4
Returns: 3
5)
"a"
0
Returns: 1

]]>- TheLuckyString銆(SRM 428 Div2 500)http://www.shnenglu.com/yuziyu/archive/2009/06/21/88210.htmlYZYYZYSun, 21 Jun 2009 03:35:00 GMThttp://www.shnenglu.com/yuziyu/archive/2009/06/21/88210.htmlhttp://www.shnenglu.com/yuziyu/comments/88210.htmlhttp://www.shnenglu.com/yuziyu/archive/2009/06/21/88210.html#Feedback0http://www.shnenglu.com/yuziyu/comments/commentRss/88210.htmlhttp://www.shnenglu.com/yuziyu/services/trackbacks/88210.html鍥炴函鐢熸垚鎵鏈夌殑LuckyString錛岃鏁板嵆鍙?0!*26鎿嶄綔鏁般傚湪tc涓婁笉浼氳秴鏃躲?br />鐪婼ummary涓緢澶氫漢鐢╪ext_permutation鐢熸垚鎵鏈夊叏鎺掑垪鍐嶅垽鏂槸鍚︿負LuckyString錛岃繖鏍鋒洿蹇洿鏂逛究涓浜涖?br />
聽聽聽class聽TheLuckyString
聽聽聽聽聽聽聽聽聽聽聽聽聽聽{聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽public:聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽len;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽res;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽cnt[26];
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽last;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽visited[11];
聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽count(string聽s)聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽{聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽memset(cnt,0,sizeof(cnt));
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽len聽=聽s.size();
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽res聽=聽0;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽for(int聽i=0;i<s.size();++i)
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽cnt[s[i]-'a']++;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽len聽=聽s.size();
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽bt();
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽return聽res;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽return聽0;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽void聽bt(){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽for(int聽i=0;i<26;++i){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽if(cnt[i]!=0){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽visited[0]=i;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽cnt[i]--;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽_bt(1);
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽cnt[i]++;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽void聽_bt(int聽depth){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽if(depth==len){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽res++;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽return;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽for(int聽i=0;i<26;++i){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽if(cnt[i]!=0){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽if(i==visited[depth-1])
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽continue;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽visited[depth]聽=聽i;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽cnt[i]--;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽_bt(depth+1);
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽cnt[i]++;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
锝?br />
next_permutation瑙o細
聽聽聽class聽TheLuckyString
聽聽聽聽聽聽聽聽聽聽聽聽聽聽{聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽public:聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽count(string聽s)聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽{聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽res聽=聽0;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽sort(s.begin(),s.end());
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽do{
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽bool聽ok聽=聽true;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽for(int聽i=0;i+1<s.size();++i){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽if(s[i]==s[i+1]){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽ok聽=聽false;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽break;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽if(ok)
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽res++;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}while(聽next_permutation(s.begin(),s.end())聽);
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽return聽res;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽 }

]]> - SubrectanglesOfTable (SRM 429 Div2 500)http://www.shnenglu.com/yuziyu/archive/2009/06/21/88208.htmlYZYYZYSun, 21 Jun 2009 03:26:00 GMThttp://www.shnenglu.com/yuziyu/archive/2009/06/21/88208.htmlhttp://www.shnenglu.com/yuziyu/comments/88208.htmlhttp://www.shnenglu.com/yuziyu/archive/2009/06/21/88208.html#Feedback0http://www.shnenglu.com/yuziyu/comments/commentRss/88208.htmlhttp://www.shnenglu.com/yuziyu/services/trackbacks/88208.html榪欓鐪嬩簡鍒漢璁ㄨ鎵嶅仛鍑烘潵銆?br />
鏆村姏娉曪細鏋氫婦鎵鏈夌殑鐭╁艦錛岀劧鍚庣粺璁″悇涓煩褰腑鐨勫瓧絎︽暟銆傝繖鏍鋒椂闂村鏉傚害O(n^12)蹇呯劧瓚呮椂銆?br />
鍙互鍙嶈繃鏉ヨ冭檻闂錛屽浜庣煩褰腑鐨勬瘡涓涓崟鍏冿紝浼氭湁澶氬皯涓煩褰㈠寘鍚畠銆?br />
榪欐牱鎬濊冿紝闂灝卞緢綆鍗曚簡錛?br />涓涓煩褰㈠彲浠ョ敱瀹冪殑宸︿笂瑙掑拰鍙充笅瑙掑敮涓鍐沖畾銆?br />鑰岃嫢鏌愬崟鍏?x,y)鍖呮嫭鍦ㄦ煇鐭╁艦涓紝閭d箞錛岃繖涓煩褰㈢殑宸︿笂瑙?x',y')蹇呯劧涓?0<=x'<=x),(0<=y'<=y).
鍙充笂瑙?x'',y'')蹇呯劧涓?x<=x''<c),(y<=y''<r).c涓烘誨垪鏁?r涓烘昏鏁般?br />榪欐牱鐨勭煩褰㈡樉鐒舵湁(x+1)(y+1)(c-x)(c-y)涓?鍧愭爣鍧囦負0-based)
浠g爜濡備笅錛?br />聽聽聽class聽SubrectanglesOfTable
聽聽聽聽聽聽聽聽聽聽聽聽聽聽{聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽public:聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽vector<long聽long>聽getQuantity(vector聽<string>聽t)聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽{聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽vector<long聽long>聽res(26);聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽for(int聽i=0;i<t.size();++i)
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 t[i]+=t[i];
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽tmp聽=聽t.size();
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽for(int聽i=0;i<tmp;++i)
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽t.push_back(t[i]);聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽r聽=聽t.size();
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽int聽c聽=聽t[0].size();
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽for(int聽i=0;i<r;++i)
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 for(int聽j=0;j<c;++j){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽res[聽t[i][j]-'A']+=(i+1)*(j+1)*(r-i)*(c-j);聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 return聽res;聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
銆銆銆銆銆銆銆锝?br />
鍏跺疄涓嶉渶瑕佺敓鎴愬瓧絎︿覆鐨勫洓涓嫹璐濄?br />

]]> - BitwiseEquations (SRM 430 Div2 500)http://www.shnenglu.com/yuziyu/archive/2009/06/20/88165.htmlYZYYZYSat, 20 Jun 2009 04:02:00 GMThttp://www.shnenglu.com/yuziyu/archive/2009/06/20/88165.htmlhttp://www.shnenglu.com/yuziyu/comments/88165.htmlhttp://www.shnenglu.com/yuziyu/archive/2009/06/20/88165.html#Feedback0http://www.shnenglu.com/yuziyu/comments/commentRss/88165.htmlhttp://www.shnenglu.com/yuziyu/services/trackbacks/88165.htmlhttp://www.topcoder.com/stat?c=problem_statement&pm=9921&rd=13521
x+y=x|y.
浜岃繘鍒跺姞娉?+0=1|0.銆褰撹屼粎褰搙,y鐨勪簩榪涘埗琛ㄧず涓紝x鐨?1'浣嶄笉涓巠鐨?1'瀵瑰簲錛岃繖涓瓑寮忓氨鎴愮珛錛?br />鎵浠ワ紝瀵逛簬x涓負1鐨勪綅錛寉鍙兘涓?錛屽浜巟涓負0鐨勪綅錛寉鐩稿簲浣嶅彲浠ヤ換鎰忥紟
瑕佹眰絎琸涓獃,寰堟樉鐒訛紝鎶妅鐨勪簩榪涘埗琛ㄧず濉厖鍒皒鐨?浣嶄腑鍘伙紝鍗沖彲錛?br />
聽聽聽class聽BitwiseEquations
聽聽聽聽聽聽聽聽聽聽聽聽聽聽{聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽public:聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽long聽long聽kthPlusOrSolution(int聽_x,聽int聽k)聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽{聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽long聽long聽result;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽long聽long聽mask聽=聽1;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽long聽long聽x聽=聽_x;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽result聽=聽0;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽for(int聽i=0;i<64&&k!=0;++i){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽if((mask&x)==0){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽result|=((k&1)*mask);
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽k>>=1;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽mask<<=1;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽return聽result;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
}

]]> - LampGrid (SRM 432 Div2 500)http://www.shnenglu.com/yuziyu/archive/2009/06/08/87106.htmlYZYYZYMon, 08 Jun 2009 14:51:00 GMThttp://www.shnenglu.com/yuziyu/archive/2009/06/08/87106.htmlhttp://www.shnenglu.com/yuziyu/comments/87106.htmlhttp://www.shnenglu.com/yuziyu/archive/2009/06/08/87106.html#Feedback0http://www.shnenglu.com/yuziyu/comments/commentRss/87106.htmlhttp://www.shnenglu.com/yuziyu/services/trackbacks/87106.htmlhttp://www.topcoder.com/stat?c=problem_statement&pm=10154&rd=13694
鐪嬩簡瑙i鎶ュ憡鎵嶅仛鍑烘潵錛屽疄鍦ㄦ槸澶按浜?T.T
鍏抽敭鐨勬濊礬鍦ㄤ簬鏃犺鎬庝箞寮鍏籌紝鐩稿悓鐨勮姘歌繙鏄浉鍚岀殑銆?br>姝ゅ灝辨槸鍦ㄦ煇涓寮鍏充笂寮鍏沖伓鏁版絳変簬0嬈★紝寮鍏崇殑欏哄簭鏄棤鍏崇殑銆?br>
瀵逛簬鏌愪竴琛岋紝鎶婂畠鍙樻垚鍏?鎵闇瑕佺殑鎿嶄綔嬈℃暟涓哄畠鐨?鐨勪釜鏁般?br>鑰岃繖浜涙搷浣滄渶緇堝鑷村叏1鐨勮鏁扮瓑浜庢渶鍒濅笌榪欎竴琛岀浉鍚岀殑琛岀殑琛屾暟銆?br>
鐢╩ap瀛樺偍涓涓嬫瘡涓琛岀浉鍚岀殑琛屾暟錛屽啀鐪媖嬈″紑鍏寵兘鍚︿嬌鍏跺彉鎴愬叏1銆?br>鑳戒嬌鍏跺彉鎴愬叏1鐨勮瘽錛屽嵆鍙洿鏂頒竴涓嬫渶澶х殑琛屾暟浜嗐?br>
#include <vector>
#include <algorithm>
#include <sstream>
#include <string>
#include <iostream>
#include <map>
using namespace std;
class LampsGrid
{
public:
int mostLit(vector <string> initial, int K)
{
map<string,int> cnt;
for(int i=0;i<initial.size();++i){
cnt[initial[i]]++;
}
int res = 0;
for(map<string,int>::iterator i = cnt.begin();
i!=cnt.end();
++i){
int num_0 = count(i->first.begin(),i->first.end(),'0');
if( (K>=num_0) && (K-num_0)%2==0 ){
res = max(res,cnt[i->first]);
}
}
return res;
}
}

]]> - MagicWords (SRM433 Div2 500)http://www.shnenglu.com/yuziyu/archive/2009/06/08/87091.htmlYZYYZYMon, 08 Jun 2009 12:38:00 GMThttp://www.shnenglu.com/yuziyu/archive/2009/06/08/87091.htmlhttp://www.shnenglu.com/yuziyu/comments/87091.htmlhttp://www.shnenglu.com/yuziyu/archive/2009/06/08/87091.html#Feedback0http://www.shnenglu.com/yuziyu/comments/commentRss/87091.htmlhttp://www.shnenglu.com/yuziyu/services/trackbacks/87091.html棰樼洰閾炬帴錛歨ttp://www.topcoder.com/stat?c=problem_statement&pm=10195
鐩存帴鎸夋弿榪扮敓鎴怱鐨勬墍鏈夋帓鍒楋紝騫惰鏁板氨鍙互浜嗐傜敤map緙撳瓨涓涓嬭綆楃粨鏋滐紝涓嶇劧浼氳秴鏃?br>鍦ㄤ竴涓暣鏁皏ector涓婄敤next_permutation綆楁硶鏉ョ敓鎴愭墍鏈夋帓鍒楃殑绱㈠紩銆?br>
#include <vector>
#include <algorithm>
#include <sstream>
#include <string>
#include <iostream>
#include <map>
using namespace std;
class MagicWords
{
public:
map<string,bool> m;
int count(vector <string> s, int k)
{
int ret = 0;
vector<int> v(s.size());
for(int i=0;i<v.size();++i)
v[i] = i;
m.clear();
do{
string str;
for(int i=0;i<v.size();++i){
str+=s[v[i]];
}
if( isMagic(str,k) )
ret++;
}while( next_permutation(v.begin(),v.end()) );
return ret;
}
bool isMagic(string &str,int k){
if(m.find(str)!=m.end())
return m[str];
int cnt = 1;
int len = str.size();
for(int i=1;i<len;++i){
bool ok = true;
for(int j=0;j<len;++j){
if( str[j] != str[(j+i)%len]){
ok = false;
break;
}
}
if(ok)
cnt++;
}
m[str] = (cnt==k);
return cnt==k;
}
}

]]> - The Swap (SRM 437 Div2 500)http://www.shnenglu.com/yuziyu/archive/2009/06/05/86877.htmlYZYYZYFri, 05 Jun 2009 14:53:00 GMThttp://www.shnenglu.com/yuziyu/archive/2009/06/05/86877.htmlhttp://www.shnenglu.com/yuziyu/comments/86877.htmlhttp://www.shnenglu.com/yuziyu/archive/2009/06/05/86877.html#Feedback0http://www.shnenglu.com/yuziyu/comments/commentRss/86877.htmlhttp://www.shnenglu.com/yuziyu/services/trackbacks/86877.html棰樼洰閾炬帴錛歨ttp://www.topcoder.com/stat?c=problem_statement&pm=10369&rd=13699
涓寮濮嬫兂璐績錛嬮掑綊鍋氥傘傘傚緇坒ail systemtest銆傘?br>璐績鏃犳硶璇佹槑錛岃繕鏄敤dp浜嗐?br>
鑻ョ敤閫掓帹錛屽鏉傚害涓篛(10^6*10*50)=O(5*10^8)錛屽簲璇ヤ細瓚呮椂銆傘傚彲鑳藉湪tc鐨勭墰鏈轟笂涓嶄細瓚呫傘傘?br>鐢╩emoization鐨刣p灝變笉浼氳秴浜?鍥犱負澶ч儴鍒嗙姸鎬佹槸涓嶄細鍒拌揪鐨勩?br>
#include <algorithm>
#include <sstream>
#include <string>
#include <iostream>
//44M鍐呭瓨銆傘傘傜┖闂翠笉浼氳秴
int dp[1000001][11];
using namespace std;
class TheSwap
{
public:
int findMax(int n, int k)
{
// memset -1 浠庤涔変笂璇存槸涓嶅鐨勶紝鍙槸-1涓哄叏1錛?涓猙yte鎭板ソ鎷兼垚涓涓猧nt鏃惰繕鏄?1
memset(dp,-1,sizeof(dp));
//灝唍杞寲鎴愬瓧絎︿覆銆?/span>璨屼技gcc涓嶆敮鎸?/span>itoa鍑芥暟,涓嶆槸鏍囧噯鍑芥暟
stringstream ss;
ss<<n;
string s;
ss>>s;
return _findMax(s,k);
}
int _findMax(string &s,int k){
int n = atoi(s.c_str());
if(k==0)
return n;
if(dp[n][k]!=-1)
return dp[n][k];
for(int i=0;i<s.size();++i){
for(int j=i+1;j<s.size();++j){
if(s[j]=='0'&&i==0){
// invalid
continue;
}
swap(s[i],s[j]);
dp[n][k] = max(dp[n][k],_findMax(s,k-1));
swap(s[i],s[j]);
}
}
return dp[n][k];
}

]]> - FeudaliasBattle (SRM438 Div2 500)http://www.shnenglu.com/yuziyu/archive/2009/06/05/86867.htmlYZYYZYFri, 05 Jun 2009 11:39:00 GMThttp://www.shnenglu.com/yuziyu/archive/2009/06/05/86867.htmlhttp://www.shnenglu.com/yuziyu/comments/86867.htmlhttp://www.shnenglu.com/yuziyu/archive/2009/06/05/86867.html#Feedback0http://www.shnenglu.com/yuziyu/comments/commentRss/86867.htmlhttp://www.shnenglu.com/yuziyu/services/trackbacks/86867.html甯屾湜浠ュ悗涓嶈鍐嶇姱榪欐牱鐨勯敊璇簡錛宻igh.

]]> - PouringWater (SRM 439 Div2 500)http://www.shnenglu.com/yuziyu/archive/2009/06/03/86684.htmlYZYYZYWed, 03 Jun 2009 12:31:00 GMThttp://www.shnenglu.com/yuziyu/archive/2009/06/03/86684.htmlhttp://www.shnenglu.com/yuziyu/comments/86684.htmlhttp://www.shnenglu.com/yuziyu/archive/2009/06/03/86684.html#Feedback0http://www.shnenglu.com/yuziyu/comments/commentRss/86684.htmlhttp://www.shnenglu.com/yuziyu/services/trackbacks/86684.html棰樼洰閾炬帴錛歨ttp://www.topcoder.com/stat?c=problem_statement&pm=10408&rd=13747
鏈緇堢殑姘磋鏀懼湪K涓摱瀛愰噷闈紝鑰屾瘡涓摱瀛愪腑鐨勬按鐨勬暟閲忓繀欏諱負2鐨勬暣鏁板箓錛屽嵆鏈緇堢殑姘存暟閲弉'瑕佽兘鍒嗚В鎴?br>k涓?鐨勬暣鏁板箓錛屼篃灝辨槸new_n鐨勪簩榪涘埗琛ㄧず涓?鐨勪釜鏁拌<=k.
鐢╟ount(n)琛ㄧずn鐨勪簩榪涘埗琛ㄧず涓?鐨勪釜鏁幫紝濡傛灉count(n)<=k錛岄偅灝變笉闇瑕佷拱鐡跺瓙浜嗐?br>濡傛灉count(n)>k錛岃鏄庢垜浠鎵懼埌絎竴涓猲'浣垮緱n'>n騫朵笖count(n')<=k銆傞偅灝辨槸璇存垜浠鍑忓皯n涓?鐨勪釜鏁般?br>鎴戜滑鎶妌琛ㄧず涓簒0ab.鍏朵腑a涓哄叏1,b涓哄叏0. a,b鐨勯暱搴?gt;=0.
寰堟槑鏄撅紝絎竴涓噺灝?鐨勪釜鏁扮殑n'搴旇涓簒1{(a+b)涓?}錛屼篃灝辨槸鎶奱b鍏ㄩ儴鍙樻垚0.ab鍓嶇殑0鍙樹負1.鍗沖姞涓婁竴涓?<<length(b).
鍥犱負瀵筨鏉ヨ錛屾棤璁哄鍔犲灝戦兘浼氬鍔?鐨勪釜鏁般?br>鐒跺悗鍐嶅垽鏂璶'鐨?鐨勪釜鏁幫紝鐩村埌count(n)<=k銆?br>鍥犱負n鏈澶т負10^7錛宯'鏈澶т負10^8錛宨nt綾誨瀷涓嶄細婧㈠嚭銆傚洜姝よ竟鐣屾潯浠跺氨鏃犻渶鍒ゆ柇浜嗐?br>
1 #include <vector>
2 #include <algorithm>
3 #include <sstream>
4 #include <string>
5 #include <iostream>
6
7 using namespace std;
8
9 int count(int i)
10 {
11 int res = 0;
12 while(i!=0){
13 i&=(i-1);
14 res++;
15 }
16
17 return res;
18 }
19
20 class PouringWater
21 {
22 public:
23 int getMinBottles(int N, int K)
24 {
25 int res = 0;
26 int mask = 1;
27
28 while(count(N)>K){
29 //鎵懼埌絎竴涓?...絎琻嬈$姱浜嗘病鎶奛&mask鎷彿鎷搗鏉ョ殑閿欒浜嗐傘傘?amp;鐨勪紭鍏堢駭<絳夊彿...
30 while( (N&mask)==0) mask<<=1;
31 //鍔犱笂mask浣垮緱1鐨勬暟鐩噺灝?/span>
32 N+=mask;
33 res += mask;
34 }
35
36 return res;
37 }
38
39

]]>
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