{"id":133,"date":"2010-02-26T19:24:00","date_gmt":"2010-02-26T11:24:00","guid":{"rendered":"http:\/\/localhost\/?p=133"},"modified":"2010-02-26T19:24:00","modified_gmt":"2010-02-26T11:24:00","slug":"zjoi2007_statements_statistics","status":"publish","type":"post","link":"https:\/\/www.shuizilong.com\/wjmzbmr\/?p=133","title":{"rendered":"[ZJOI2007]\u62a5\u8868\u7edf\u8ba1"},"content":{"rendered":"\n

[ZJOI2007]\u62a5\u8868\u7edf\u8ba1<\/p>\n

Time Limit:15000MS  Memory Limit:165536K
Total Submit:154 Accepted:37
Case Time Limit:10000MS<\/p>\n

Description <\/strong><\/p>\n

\u5c0fQ\u7684\u5988\u5988\u662f\u4e00\u4e2a\u51fa\u7eb3\uff0c\u7ecf\u5e38\u9700\u8981\u505a\u4e00\u4e9b\u7edf\u8ba1\u62a5\u8868\u7684\u5de5\u4f5c\u3002\u4eca\u5929\u662f\u5988\u5988\u7684\u751f\u65e5\uff0c\u5c0fQ\u5e0c\u671b\u53ef\u4ee5\u5e2e\u5988\u5988\u5206\u62c5\u4e00\u4e9b\u5de5\u4f5c\uff0c\u4f5c\u4e3a\u5979\u7684\u751f\u65e5\u793c\u7269\u4e4b\u4e00\u3002\u7ecf\u8fc7\u4ed4\u7ec6\u89c2\u5bdf\uff0c\u5c0fQ\u53d1 \u73b0\u7edf\u8ba1\u4e00\u5f20\u62a5\u8868\u5b9e\u9645\u4e0a\u662f\u7ef4\u62a4\u4e00\u4e2a\u975e\u8d1f\u6574\u6570\u6570\u5217\uff0c\u5e76\u4e14\u8fdb\u884c\u4e00\u4e9b\u67e5\u8be2\u64cd\u4f5c\u3002
\u5728\u6700\u5f00\u59cb\u7684\u65f6\u5019\uff0c\u6709\u4e00\u4e2a\u957f\u5ea6\u4e3aN\u7684\u6574\u6570\u5e8f\u5217\uff0c\u5e76\u4e14\u6709\u4ee5\u4e0b\u4e09\u79cd\u64cd\u4f5c\uff1a <\/p>\n

INSERT i k \u5728\u539f\u6570\u5217\u7684\u7b2ci\u4e2a\u5143\u7d20\u540e\u9762\u6dfb\u52a0\u4e00\u4e2a\u65b0\u5143\u7d20k\uff1b
\u5982\u679c\u539f\u6570\u5217\u7684\u7b2ci\u4e2a\u5143\u7d20\u5df2\u7ecf\u6dfb\u52a0\u4e86\u82e5\u5e72\u5143\u7d20\uff0c\u5219\u6dfb\u52a0\u5728\u8fd9\u4e9b\u5143\u7d20\u7684\u6700\u540e\uff08\u89c1\u4e0b\u9762\u7684\u4f8b\u5b50\uff09
MIN_GAP \u67e5\u8be2\u76f8\u90bb\u4e24\u4e2a\u5143\u7d20\u7684\u4e4b\u95f4\u5dee\u503c\uff08\u7edd\u5bf9\u503c\uff09\u7684\u6700\u5c0f\u503c
MIN_SORT_GAP \u67e5\u8be2\u6240\u6709\u5143\u7d20\u4e2d\u6700\u63a5\u8fd1\u7684\u4e24\u4e2a\u5143\u7d20\u7684\u5dee\u503c\uff08\u7edd\u5bf9\u503c\uff09 <\/p>\n

\u4f8b\u5982\u4e00\u5f00\u59cb\u7684\u5e8f\u5217\u4e3a
5 3 1 <\/p>\n

\u6267\u884c\u64cd\u4f5cINSERT 2 9\u5c06\u5f97\u5230\uff1a
5 3 9 1
\u6b64\u65f6MIN_GAP\u4e3a2\uff0cMIN_SORT_GAP\u4e3a2\u3002 <\/p>\n

\u518d\u6267\u884c\u64cd\u4f5cINSERT 2 6\u5c06\u5f97\u5230\uff1a
5 3 9 6 1 <\/p>\n

\u6ce8\u610f\u8fd9\u4e2a\u65f6\u5019\u539f\u5e8f\u5217\u7684\u7b2c2\u4e2a\u5143\u7d20\u540e\u9762\u5df2\u7ecf\u6dfb\u52a0\u4e86\u4e00\u4e2a9\uff0c\u6b64\u65f6\u6dfb\u52a0\u76846\u5e94\u52a0\u57289\u7684\u540e\u9762\u3002\u8fd9\u4e2a\u65f6\u5019MIN_GAP\u4e3a2\uff0cMIN_SORT_GAP\u4e3a 1\u3002
\u4e8e\u662f\u5c0fQ\u5199\u4e86\u4e00\u4e2a\u7a0b\u5e8f\uff0c\u4f7f\u5f97\u7a0b\u5e8f\u53ef\u4ee5\u81ea\u52a8\u5b8c\u6210\u8fd9\u4e9b\u64cd\u4f5c\uff0c\u4f46\u662f\u4ed6\u53d1\u73b0\u5bf9\u4e8e\u4e00\u4e9b\u5927\u7684\u62a5\u8868\u4ed6\u7684\u7a0b\u5e8f\u8fd0\u884c\u5f97\u5f88\u6162\uff0c\u4f60\u80fd\u5e2e\u52a9\u4ed6\u6539\u8fdb\u7a0b\u5e8f\u4e48\uff1f <\/p>\n

Input <\/strong><\/p>\n

\u7b2c\u4e00\u884c\u5305\u542b\u4e24\u4e2a\u6574\u6570N\uff0cM\uff0c\u5206\u522b\u8868\u793a\u539f\u6570\u5217\u7684\u957f\u5ea6\u4ee5\u53ca\u64cd\u4f5c\u7684\u6b21\u6570\u3002
\u7b2c\u4e8c\u884c\u4e3aN\u4e2a\u6574\u6570\uff0c\u4e3a\u521d\u59cb\u5e8f\u5217\u3002
\u63a5\u4e0b\u6765\u7684M\u884c\u6bcf\u884c\u4e00\u4e2a\u64cd\u4f5c\uff0c\u5373\u201cINSERT i k\u201d\uff0c\u201cMIN_GAP\u201d\uff0c\u201cMIN_SORT_GAP\u201d\u4e2d\u7684\u4e00\u79cd\uff08\u65e0\u591a\u4f59\u7a7a\u683c\u6216\u8005\u7a7a\u884c\uff09\u3002 <\/p>\n

Output <\/strong><\/p>\n

\u5bf9\u4e8e\u6bcf\u4e00\u4e2a\u201cMIN_GAP\u201d\u548c\u201cMIN_SORT_GAP\u201d\u547d\u4ee4\uff0c\u8f93\u51fa\u4e00\u884c\u7b54\u6848\u5373\u53ef\u3002 <\/p>\n

Sample Input <\/strong><\/p>\n

3 5
5 3 1
INSERT 2 9
MIN_SORT_GAP
INSERT 2 6
MIN_GAP
MIN_SORT_GAP<\/p>\n

Sample Output <\/strong><\/p>\n

2
2
1<\/p>\n

Hint <\/strong><\/p>\n

\u5bf9\u4e8e30%\u7684\u6570\u636e\uff0cN \u2264 1000 , M \u2264 5000
\u5bf9\u4e8e100%\u7684\u6570\u636e\uff0cN , M \u2264500000
\u5bf9\u4e8e\u6240\u6709\u7684\u6570\u636e\uff0c\u5e8f\u5217\u5185\u7684\u6574\u6570\u4e0d\u8d85\u8fc75*108\u3002 <\/p>\n

Source <\/strong><\/p>\n

61.187.179.132:8080\/JudgeOnline\/showproblem<\/a>
\u7531\u4e8e\u662f\u4e2d\u6587\u7684\uff0c\u9898\u76ee\u5927\u610f\u5c31\u4e0d\u7528\u8bb2\u4e86
\u90a3\u4e48\u8fd9\u9053\u9898\u600e\u4e48\u529e\u5462\uff1f\u6211\u662f\u5168\u7528stl\u7684\uff0cCode Length\u6700\u77ed\uff0c\u901f\u5ea6\u5c31\u60b2\u5267\u4e86\u3002\u3002
\u9996\u5148\u7b2c\u4e00\u4e2a\u64cd\u4f5c\u7684\u8bdd\u7528\u4e2avector\u6570\u7ec4\u6a21\u62df\u5c31\u53ef\u4ee5\u4e86\u3002\u3002
\u7531\u9898\u76ee\u7684\u7279\u6027\uff0c\u628a\u7b2ci\u4e2a\u5143\u7d20\u540e\u9762\u7684\u6570\u6210\u4e3a\u7b2ci\u4e2a\u5217\u8868\u3002\u3002
\u90a3\u4e48\u7b2c\u4e8c\u4e2a\u64cd\u4f5c\uff0cMIN_GAP\u5462\uff1f
\u6709\u4e09\u4e2a\u529e\u6cd5\uff0c\u4e00\u4e2a\u662f\u81ea\u5df1\u5199\u4e00\u4e2aheap\u3002\u7136\u540e\u9700\u8981\u6709\u5220\u9664\u64cd\u4f5c\uff0c\u6240\u4ee5\u8fd8\u8981\u5f04\u4e00\u4e2a\u7d22\u5f15\u3002\u3002
\u9ebb\u70e6\u989d\u3002\u3002\u7b2c\u4e8c\u4e2a\u662f\u7528\u4e00\u4e2amultiset\uff0c\u7136\u540e\u5220\u9664\u5c31\u5220\u9664\uff0c\u6700\u5c0f\u5c31\u662fbegin()\u3002\u3002
\u6211\u4e00\u5f00\u59cb\u5c31\u662f\u8fd9\u6837\u3002\u3002TLE\u4e86\u3002\u3002
\u7b2c\u4e09\u5c31\u662f\u7528stl\u91cc\u9762priority_queue\uff0c\u90a3\u4e48\u5220\u9664\u7684\u8bdd\u53ef\u4ee5\u7528\u61d2\u5220\u9664\uff0c
\u56e0\u4e3a\u4e00\u4e2a\u8282\u70b9\u53ea\u8981\u4e0d\u662f\u6700\u5c0f\u7684\u5c31\u6ca1\u6709\u7acb\u9a6c\u5220\u9664\u7684\u5fc5\u8981\uff0c
\u90a3\u4e48\u53ef\u4ee5\u53d1\u73b0\u5982\u679c\u9020\u6210\u8fd9\u4e2a\u5dee\u503c\u7684\u4e24\u4e2a\u6570\u5728\u540c\u4e00\u4e2a\u5217\u8868\u91cc\u3002\u3002
\u90a3\u4e48\u8fd9\u4e2a\u503c\u6c38\u8fdc\u4e0d\u4f1a\u88ab\u5220\u9664\uff0c
\u53ea\u6709\u662f\u4e00\u4e2a\u5217\u8868\u7684\u6700\u540e\u4e00\u4e2a\u548c\u5176\u540e\u4e00\u4e2a\u5217\u8868\u7684\u7b2c\u4e00\u4e2a\u9020\u6210\u7684\u5dee\u503c\uff0c
\u624d\u6709\u53ef\u80fd\u5728\u63d2\u4e86\u4e00\u4e2a\u6570\u540e\u88ab\u5220\u9664\uff0c\u90a3\u4e48\u53ea\u9700\u8981\u5bf9\u540e\u4e00\u79cd\u8bb0\u5f55\u5f53\u65f6\u7684\u524d\u4e00\u4e2a\u5217\u8868\u7684\u5927\u5c0f\uff0c
\u90a3\u4e48\u5982\u679c\u8fd9\u4e2a\u5927\u5c0f\u5c0f\u4e8e\u5f53\u524d\u7684\u5927\u5c0f\uff0c\u5c31\u8bf4\u660e\u5728\u90a3\u4e4b\u540e\u6709\u503c\u63d2\u8fdb\u6765\u8fc7\uff0c\u8fd9\u4e2a\u503c\u5c31\u5931\u6548\u4e86\u3002\u3002
\u7b2c\u4e8c\u4e2a\u5c31\u641e\u5b9a\u4e86\u3002\u3002
\u7b2c\u4e09\u4e2a\u5462\uff1f\u9996\u5148\u6ce8\u610f\u5230\u8fd9\u4e2a\u503c\u53ea\u53ef\u80fd\u662f\u5728\u6392\u5e8f\u4e4b\u540e\u7684\u76f8\u90bb\u5bf9\uff0c
\u90a3\u4e48\u53ea\u9700\u8981\u7528\u4e00\u4e2aset\u6765\u7ef4\u62a4\u5f53\u524d\u6240\u6709\u6570\uff0c\u5e76\u4e14\u5728\u63d2\u5165\u4e4b\u540e\u66f4\u65b0\u4e00\u4e0b\u5c31\u53ef\u4ee5\u4e86\u3002\u3002
\u6309\u8fd9\u4e2a\u601d\u8def\u5199\u6210\u7684Code\u5dee\u70b9\u5c31\u8d85\u65f6\u4e86\u3002\u3002

\u4e8e\u662f\u6211\u53c8\u60f3\u4e86\u4e00\u4f1a\u513f\u3002\u3002\u53d1\u73b0\u6839\u672c\u6ca1\u5fc5\u8981\u7528vector\uff0c
\u56e0\u4e3a\u5f53\u524d\u6709\u6548\u7684\u9879\u6839\u672c\u5c31\u53ea\u6709\u7b2c\u4e00\u9879\u548c\u6700\u540e\u4e00\u9879\uff01
\u6240\u4ee5\u53ea\u8981\u5f04\u4e2a2\u7ef4\u6570\u7ec4\u5c31\u53ef\u4ee5\u4e86\uff01
\u7136\u540e\u5c31\u5feb\u591a\u4e86\uff1a

\u4ee3\u7801\u4e5f\u77ed\u4e86\u3002\u3002
Code:<\/p>\n

#include<cstdio>
#include<iostream>
#include<algorithm>
#include<string>
#include<vector>
#include<utility>
#include<set>
#include<queue>
#define rep(i,n) for(int i=0;i<n;i++)
#define pb push_back
#define For(i,a,b) for(int i=a;i<b;i++)
using namespace std;
const int inf=~0U>>2;
const int maxn=500000;int n;
int L[maxn][2];
int N[maxn];
inline int abs(int x){return x>0?x:-x;}
struct qset
{
multiset<int> S;
typedef set<int>::iterator it;
int Min;
qset(){Min=inf;}
void ins(int x)
{
it j=S.insert(x);
if(j!=S.begin())
Min=min(Min,x-*(–j)),++j;
++j;
if(j!=S.end())
Min=min(Min,*(j)-x);
}
}All;
struct state
{
bool in;
int i,x,val;
state(bool _in,int _val,int _i=0,int _x=0):
in(_in),i(_i),x(_x),val(_val){}
bool legal() const{return in||x==N[i];}
bool operator<(const state&o) const{return val>o.val;}
};
priority_queue<state> Q;
void ins(int i,int x)
{
All.ins(x);
Q.push(state(true,abs(x-L[i][1])));
L[i][1]=x;N[i]++;
if(i!=n-1) Q.push(state(false,abs(L[i+1][0]-x),i,N[i]));
}
int get()
{
while(!Q.top().legal()) Q.pop();
return Q.top().val;
}
int main()
{
char cmd[100];
int n,m,x,i;
scanf("%d %d",&n,&m);
rep(i,n) scanf("%d",&L[i][0]),L[i][1]=L[i][0],All.ins(L[i][0]),N[i]=1;
For(i,0,n-1)
{
Q.push(state(false,abs(L[i+1][0]-L[i][0]),i,1));
}
while(m–)
{
scanf("n");
scanf("%s",cmd);
if(cmd[0]==’I’)
scanf("%d %d",&i,&x),ins(i-1,x);
else if(cmd[4]==’G’) printf("%dn",get());
else printf("%dn",All.Min);
}
}<\/p>\n

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

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