oj.uz

Submission #139863

# Submission time Handle Problem Language Result Execution time Memory
139863 2019-08-01T14:58:43 Z KalasLavas Shortcut (IOI16_shortcut) C++14
0 / 100
 2 ms 376 KB 
#include <bits/stdc++.h>
#include "shortcut.h"
using namespace std;

#define IO ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0)
#define y1 asjfkgasj
#define all(v) (v).begin(),(v).end()
#define pb push_back
#define F first
#define S second
#define endl '\n'
#define flsh '\n'<<flush
#define mp make_pair
#define mt make_tuple
#define sz size
#define pii pair<int,int>
#define pll pair<long long,long long>
#define vi vector<int>
#define vll vector<long long>
#define deb(x) cout<< #x <<'='<< x <<flsh;
#define iii int,int,int
#define ull unsigned long long
#define intt long long
#define ld long double
#define dd double
#define OK cout<<"OK\n"<<flsh;
#define setpre(x) fixed<<setprecision(x)
#define mmset(x,y) memset(x,y,sizeof(x))
int pref[3001],suf[3001],ans,res,mx[3001][3001];
long long find_shortcut(int n, vector<int> l, vector<int> d, int c)
{
	pref[0]=d[0];
	for(int i=1;i<n;i++)
	{
		pref[i]=max(pref[i-1]+l[i-1],d[i]);
		ans=max(ans,pref[i-1]+l[i-1]+d[i]);
	}
	//ans=999999;
	suf[n-1]=d[n-1];
	for(int i=n-2;i>=0;i--)
	{
		suf[i]=max(suf[i+1]+l[i],d[i]);
		ans=max(ans,suf[i+1]+l[i]+d[i]);
	}
	//deb(ans);
	l.pb(0);
	for(int i=n-1;i>=0;i--)
		l[i]=l[i-1];
	l[0]=0;
	for(int i=1;i<n;i++)
    	l[i]=l[i]+l[i-1];
	for(int i=0;i<n;i++)
	{
		mx[i][i]=d[i];
		for(int j=i+1;j<n;j++)
		{
			//mx[i][j]=mx[j][i]=mx[i][i];
			for(int k=i;k<j;k++)
				mx[i][j]=mx[j][i]=max(max(d[k]+(l[j]-l[k])+d[j],mx[i][k]),mx[i][j]);
		}
	}
    /*
    for(int i=0;i<n;i++) cout<<pref[i]<<" \n"[i+1==n];
    for(int i=0;i<n;i++) cout<<suf[i]<<" \n"[i+1==n];
    for(int i=0;i<n;i++) cout<<l[i]<<" \n"[i+1==n];
    cout<<endl;
    for(int i=0;i<n;i++)
		for(int j=0;j<n;j++)
			cout<<mx[i][j]<<" \n"[j+1==n];
    cout<<endl;
    //*/
    for(int i=0;i<n;i++)
    	for(int j=i+1;j<n;j++)
    	{
    		res=0;
    		res=max(pref[i]+suf[j]+c,max(mx[0][i],mx[j][n-1]));
    		if(j-i>1) res=max(res,mx[i+1][j-1]);
    		//cout<<i<<' '<<j<<"->"<<res<<endl;
    		for(int k=i+1;k<j;k++)
    			res=max(res,max(min(l[k]-l[i],l[j]-l[k]+c)+pref[i],min(l[k]-l[i]+c,l[j]-l[k])+suf[j])+d[k]);
    		ans=min(res,ans);
    		//cout<<i<<' '<<j<<"->"<<res<<endl;
    	}
    return ans;
}

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB n = 4, 80 is a correct answer
2 Correct 2 ms 376 KB n = 9, 110 is a correct answer
3 Correct 2 ms 376 KB n = 4, 21 is a correct answer
4 Correct 2 ms 376 KB n = 3, 4 is a correct answer
5 Correct 2 ms 376 KB n = 2, 62 is a correct answer
6 Correct 2 ms 376 KB n = 2, 3 is a correct answer
7 Correct 2 ms 376 KB n = 3, 29 is a correct answer
8 Correct 2 ms 376 KB n = 2, 3 is a correct answer
9 Correct 2 ms 376 KB n = 2, 3 is a correct answer
10 Incorrect 2 ms 376 KB n = 2, incorrect answer: jury 2000000001 vs contestant 0
11 Halted 0 ms 0 KB -

Subtask #2
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB n = 4, 80 is a correct answer
2 Correct 2 ms 376 KB n = 9, 110 is a correct answer
3 Correct 2 ms 376 KB n = 4, 21 is a correct answer
4 Correct 2 ms 376 KB n = 3, 4 is a correct answer
5 Correct 2 ms 376 KB n = 2, 62 is a correct answer
6 Correct 2 ms 376 KB n = 2, 3 is a correct answer
7 Correct 2 ms 376 KB n = 3, 29 is a correct answer
8 Correct 2 ms 376 KB n = 2, 3 is a correct answer
9 Correct 2 ms 376 KB n = 2, 3 is a correct answer
10 Incorrect 2 ms 376 KB n = 2, incorrect answer: jury 2000000001 vs contestant 0
11 Halted 0 ms 0 KB -

Subtask #3
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB n = 4, 80 is a correct answer
2 Correct 2 ms 376 KB n = 9, 110 is a correct answer
3 Correct 2 ms 376 KB n = 4, 21 is a correct answer
4 Correct 2 ms 376 KB n = 3, 4 is a correct answer
5 Correct 2 ms 376 KB n = 2, 62 is a correct answer
6 Correct 2 ms 376 KB n = 2, 3 is a correct answer
7 Correct 2 ms 376 KB n = 3, 29 is a correct answer
8 Correct 2 ms 376 KB n = 2, 3 is a correct answer
9 Correct 2 ms 376 KB n = 2, 3 is a correct answer
10 Incorrect 2 ms 376 KB n = 2, incorrect answer: jury 2000000001 vs contestant 0
11 Halted 0 ms 0 KB -

Subtask #4
0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB n = 4, 80 is a correct answer
2 Correct 2 ms 376 KB n = 9, 110 is a correct answer
3 Correct 2 ms 376 KB n = 4, 21 is a correct answer
4 Correct 2 ms 376 KB n = 3, 4 is a correct answer
5 Correct 2 ms 376 KB n = 2, 62 is a correct answer
6 Correct 2 ms 376 KB n = 2, 3 is a correct answer
7 Correct 2 ms 376 KB n = 3, 29 is a correct answer
8 Correct 2 ms 376 KB n = 2, 3 is a correct answer
9 Correct 2 ms 376 KB n = 2, 3 is a correct answer
10 Incorrect 2 ms 376 KB n = 2, incorrect answer: jury 2000000001 vs contestant 0
11 Halted 0 ms 0 KB -

Subtask #5
0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB n = 4, 80 is a correct answer
2 Correct 2 ms 376 KB n = 9, 110 is a correct answer
3 Correct 2 ms 376 KB n = 4, 21 is a correct answer
4 Correct 2 ms 376 KB n = 3, 4 is a correct answer
5 Correct 2 ms 376 KB n = 2, 62 is a correct answer
6 Correct 2 ms 376 KB n = 2, 3 is a correct answer
7 Correct 2 ms 376 KB n = 3, 29 is a correct answer
8 Correct 2 ms 376 KB n = 2, 3 is a correct answer
9 Correct 2 ms 376 KB n = 2, 3 is a correct answer
10 Incorrect 2 ms 376 KB n = 2, incorrect answer: jury 2000000001 vs contestant 0
11 Halted 0 ms 0 KB -

Subtask #6
0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB n = 4, 80 is a correct answer
2 Correct 2 ms 376 KB n = 9, 110 is a correct answer
3 Correct 2 ms 376 KB n = 4, 21 is a correct answer
4 Correct 2 ms 376 KB n = 3, 4 is a correct answer
5 Correct 2 ms 376 KB n = 2, 62 is a correct answer
6 Correct 2 ms 376 KB n = 2, 3 is a correct answer
7 Correct 2 ms 376 KB n = 3, 29 is a correct answer
8 Correct 2 ms 376 KB n = 2, 3 is a correct answer
9 Correct 2 ms 376 KB n = 2, 3 is a correct answer
10 Incorrect 2 ms 376 KB n = 2, incorrect answer: jury 2000000001 vs contestant 0
11 Halted 0 ms 0 KB -

Subtask #7
0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB n = 4, 80 is a correct answer
2 Correct 2 ms 376 KB n = 9, 110 is a correct answer
3 Correct 2 ms 376 KB n = 4, 21 is a correct answer
4 Correct 2 ms 376 KB n = 3, 4 is a correct answer
5 Correct 2 ms 376 KB n = 2, 62 is a correct answer
6 Correct 2 ms 376 KB n = 2, 3 is a correct answer
7 Correct 2 ms 376 KB n = 3, 29 is a correct answer
8 Correct 2 ms 376 KB n = 2, 3 is a correct answer
9 Correct 2 ms 376 KB n = 2, 3 is a correct answer
10 Incorrect 2 ms 376 KB n = 2, incorrect answer: jury 2000000001 vs contestant 0
11 Halted 0 ms 0 KB -

Subtask #8
0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB n = 4, 80 is a correct answer
2 Correct 2 ms 376 KB n = 9, 110 is a correct answer
3 Correct 2 ms 376 KB n = 4, 21 is a correct answer
4 Correct 2 ms 376 KB n = 3, 4 is a correct answer
5 Correct 2 ms 376 KB n = 2, 62 is a correct answer
6 Correct 2 ms 376 KB n = 2, 3 is a correct answer
7 Correct 2 ms 376 KB n = 3, 29 is a correct answer
8 Correct 2 ms 376 KB n = 2, 3 is a correct answer
9 Correct 2 ms 376 KB n = 2, 3 is a correct answer
10 Incorrect 2 ms 376 KB n = 2, incorrect answer: jury 2000000001 vs contestant 0
11 Halted 0 ms 0 KB -