oj.uz

Submission #275937

# Submission time Handle Problem Language Result Execution time Memory
275937 2020-08-20T08:28:14 Z 최은수(#5098) Circus (Balkan15_CIRCUS) C++17
0 / 100
 4000 ms 2032 KB 
#include"circus.h"
#include<iostream>
#include<vector>
#include<algorithm>
#define ep emplace
#define eb emplace_back
#define fi first
#define se second
#define all(x) (x).begin(),(x).end()
using namespace std;
typedef long long ll;
typedef pair<int,int>pi;
typedef pair<ll,ll>pl;
const int inf=1e9+7;
const ll INF=1e18;
static int n,m;
static vector<int>p;
static int cal[100010];
static int mn[100010];
vector<pi>pmn,pmx;
void init(int N,int M,int P[])
{
    n=N,m=M;
    for(int i=0;i<n;i++)
        p.eb(P[i]);
    sort(all(p));
    p.erase(unique(all(p)),p.end());
    n=p.size();
    for(int i=0;i<n;i++)
        cal[i]=m-p[i];
    for(int i=0;i<n;i++)
    {
        for(int j=0;j<n;j++)
            mn[j]=inf;
        for(int j=0;j<n;j++)
        {
            if(j!=0)
                mn[j]=max(mn[j],mn[j-1]);
            cal[j]=min(cal[j],mn[j]+p[j]);
            int pos=lower_bound(all(p),p[j]+cal[j])-p.begin();
            if(pos!=n)
                mn[pos]=-p[j];
        }
        for(int j=0;j<n;j++)
            mn[j]=inf;
        for(int j=n;j-->0;)
        {
            if(j!=n-1)
                mn[j]=min(mn[j],mn[j+1]);
            cal[j]=min(cal[j],mn[j]-p[j]);
            int pos=upper_bound(all(p),p[j]-cal[j])-p.begin()-1;
            if(pos!=-1)
                mn[pos]=p[j];
        }
    }
    vector<pi>p1,p2;
    for(int i=0;i<n;i++)
    {
        p1.eb(p[i]+cal[i],-p[i]);
        p2.eb(p[i]-cal[i],p[i]);
    }
    sort(all(p1));
    sort(all(p2),[](const pi&x,const pi&y){return x.fi==y.fi?x.se<y.se:x.fi>y.fi;});
    int pr=inf;
    for(pi&t:p1)
        if(t.se<pr)
            pmx.eb(t),pr=t.se;
    pr=inf;
    for(pi&t:p2)
        if(t.se<pr)
            pmn.eb(t),pr=t.se;
    reverse(all(pmn));
    p.eb(m);
    return;
}
int minLength(int D)
{
    int d=D;
    int ans=m-d;
    {
        int p=upper_bound(all(pmx),pi(d,inf))-pmx.begin()-1;
        if(p!=-1)
            ans=min(ans,d+pmx[p].se);
    }
    {
        int p=lower_bound(all(pmn),pi(d,-inf))-pmn.begin();
        if(p!=(int)pmn.size())
            ans=min(ans,pmn[p].se-d);
    }
    return ans;
}

Compilation message

grader.cpp: In function 'int main()':
grader.cpp:14:12: warning: unused variable 'max_code' [-Wunused-variable]
   14 |  long long max_code;
      |            ^~~~~~~~
grader.cpp:16:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   16 |  scanf("%d%d", &N, &M);
      |  ~~~~~^~~~~~~~~~~~~~~~
grader.cpp:18:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   18 |   scanf("%d", &P[i]);
      |   ~~~~~^~~~~~~~~~~~~
grader.cpp:21:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   21 |  scanf("%d", &Q);
      |  ~~~~~^~~~~~~~~~
grader.cpp:23:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   23 |   scanf("%d", &d);
      |   ~~~~~^~~~~~~~~~

Subtask #1
0 / 11.0

# Verdict Execution time Memory Grader output
1 Execution timed out 4094 ms 2032 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #2
0 / 17.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 384 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 23.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 384 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 384 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 31.0

# Verdict Execution time Memory Grader output
1 Execution timed out 4094 ms 2032 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #6
0 / 9.0

# Verdict Execution time Memory Grader output
1 Execution timed out 4094 ms 2032 KB Time limit exceeded
2 Halted 0 ms 0 KB -