{"id":132,"date":"2010-02-26T15:33:00","date_gmt":"2010-02-26T07:33:00","guid":{"rendered":"http:\/\/localhost\/?p=132"},"modified":"2010-02-26T15:33:00","modified_gmt":"2010-02-26T07:33:00","slug":"jsoi2008_maximum_number_maxnumber_of","status":"publish","type":"post","link":"https:\/\/www.shuizilong.com\/wjmzbmr\/?p=132","title":{"rendered":"[JSOI2008]\u6700\u5927\u6570maxnumber"},"content":{"rendered":"\n

Link\uff1a61.187.179.132:8080\/JudgeOnline\/showproblem<\/a>
\u5c31\u662f\u8bf4\u8ba9\u4f60\u7ef4\u62a4\u4e00\u4e2a\u6570\u636e\u7ed3\u6784\u3002
\u652f\u6301\u4e24\u4e2a\u64cd\u4f5c\uff0cA \u5728\u672b\u5c3e\u63d2\u5165\u4e00\u4e2a\u6570\uff0c
Q L\uff0c\u6700\u540eL\u4e2a\u6570\u4e2d\u6700\u5927\u7684\u662f\u54ea\u4e2a\uff1f
\u5f88\u660e\u663e\u8981\u7528\u5355\u8c03\u961f\u5217\u3002\u3002\u7528\u4e86\u5355\u8c03\u961f\u5217\u540e\u3002\u3002
\u6574\u4e2a\u6570\u5217\u88ab\u5206\u6210\u51e0\u6bb5\u6bcf\u6bb5\u7684\u7b54\u6848\u90fd\u662f\u4e00\u6837\u7684\u3002\u3002
\u90a3\u4e48\u5f04\u4e00\u4e2a\u5e76\u67e5\u96c6\u7ef4\u62a4\u7b54\u6848\u3002\u3002\u7136\u540e\u63d2\u5165\u4e00\u4e2a\u6570\u53ef\u80fd\u5bfc\u81f4\u51e0\u6bb5\u7684\u5408\u5e76\uff0c
\u5c31\u6b63\u597d\u662f\u5e76\u67e5\u96c6\u7684Union\uff0c\u7136\u540e\u6bcf\u6bb5\u7684\u6839\u5c31\u662f\u8fd9\u6bb5\u7684\u7b54\u6848\u3002\u3002
\u90a3\u4e48\u7528\u5e76\u67e5\u96c6\u5c31\u53ef\u4ee5\u641e\u5b9a\u4e86\u3002\u3002
\u8fd9\u4e2a\u7b97\u6cd5\u5b9e\u9645\u4e0a\u5c31\u662f\u79bb\u7ebfRMQ\u7684\u4e00\u79cd\u5e94\u7528\uff0c\u6211\u4ee5\u524d\u53d1\u8fc7\u8fd9\u6837\u90a3\u4e2a\u7b97\u6cd5\uff0c\u89c1\uff1a\u4f20\u9001\u95e8<\/a>
Code\uff1a<\/p>\n

#include<cstdio>
using namespace std;
const int maxn=200000;
int stack[maxn],top=0;
int F[maxn],A[maxn];
int find(int x){if(F[x]==x) return x; return F[x]=find(F[x]);}
void Union(int x,int y){F[y]=x;}
int main()
{
\/\/freopen("in","r",stdin);
int last=0,m,d,x,n=0;char c;
scanf("%d %dn",&m,&d);
while(m–)
{
scanf("%c %dn",&c,&x);
if(c==’Q’)
x=(n-x),printf("%dn",last=A[find(x)]);
else
{
F[n]=n;A[n]=(last+x)%d;
while(top&&A[stack[top-1]]<=A[n])
Union(n,stack[top-1]),top–;
stack[top++]=n++;
}
}
}<\/p>\n

\u672c\u9ad8\u4eae\u4ee3\u7801\u4f7f\u7528codeHl\u751f\u6210\uff0c\u67e5\u770b\u8be6\u60c5<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Link\uff1a61.187.179.132:8080\/JudgeOnline\/showproblem\u5c31\u662f\u8bf4\u8ba9\u4f60\u7ef4\u62a4\u4e00\u4e2a\u6570\u636e\u7ed3\u6784\u3002\u652f\u6301\u4e24\u4e2a\u64cd\u4f5c\uff0cA \u5728\u672b\u5c3e\u63d2\u5165\u4e00\u4e2a\u6570\uff0cQ L\uff0c\u6700\u540eL\u4e2a\u6570\u4e2d\u6700\u5927\u7684\u662f\u54ea\u4e2a\uff1f\u5f88\u660e\u663e\u8981\u7528\u5355\u8c03\u961f\u5217\u3002\u3002\u7528\u4e86\u5355\u8c03\u961f\u5217\u540e\u3002\u3002\u6574\u4e2a\u6570\u5217\u88ab\u5206\u6210\u51e0\u6bb5\u6bcf\u6bb5\u7684\u7b54\u6848\u90fd\u662f\u4e00\u6837\u7684\u3002\u3002\u90a3\u4e48\u5f04\u4e00\u4e2a\u5e76\u67e5\u96c6\u7ef4\u62a4\u7b54\u6848\u3002\u3002\u7136\u540e\u63d2\u5165\u4e00\u4e2a\u6570\u53ef\u80fd\u5bfc\u81f4\u51e0\u6bb5\u7684\u5408\u5e76\uff0c\u5c31\u6b63\u597d\u662f\u5e76\u67e5\u96c6\u7684Union\uff0c\u7136\u540e\u6bcf\u6bb5\u7684\u6839\u5c31\u662f\u8fd9\u6bb5\u7684\u7b54\u6848\u3002\u3002\u90a3\u4e48\u7528\u5e76\u67e5\u96c6\u5c31\u53ef\u4ee5\u641e\u5b9a\u4e86\u3002\u3002\u8fd9\u4e2a\u7b97\u6cd5\u5b9e\u9645\u4e0a\u5c31\u662f\u79bb\u7ebfRMQ\u7684\u4e00\u79cd\u5e94\u7528\uff0c\u6211\u4ee5\u524d\u53d1\u8fc7\u8fd9\u6837\u90a3\u4e2a\u7b97\u6cd5\uff0c\u89c1\uff1a\u4f20\u9001\u95e8Code\uff1a #include<cstdio>using namespace std;const int maxn=200000;int stack[maxn],top=0;int F[maxn],A[maxn];int find(int x){if(F[x]==x) return x; return F[x]=find(F[x]);}void Union(int x,int y){F[y]=x;}int main(){ \/\/freopen("in","r",stdin); int last=0,m,d,x,n=0;char c; scanf("%d %dn",&m,&d); while(m–) { scanf("%c %dn",&c,&x); if(c==’Q’) x=(n-x),printf("%dn",last=A[find(x)]); else { F[n]=n;A[n]=(last+x)%d; while(top&&A[stack[top-1]]<=A[n]) Union(n,stack[top-1]),top–; stack[top++]=n++; } }} \u672c\u9ad8\u4eae\u4ee3\u7801\u4f7f\u7528codeHl\u751f\u6210\uff0c\u67e5\u770b\u8be6\u60c5<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[10],"tags":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=\/wp\/v2\/posts\/132"}],"collection":[{"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=132"}],"version-history":[{"count":0,"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=\/wp\/v2\/posts\/132\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=132"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=132"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=132"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}