Submission #915732

#	Time	Username	Problem	Language	Result	Execution time	Memory
915732		biank	Meetings (IOI18_meetings)	C++14	19 / 100	5537 ms	6736 KiB

meetings

#include "meetings.h"
#include <bits/stdc++.h>
using namespace std;
#define SIZE(x) int(x.size())
#define forn(i,n) for(int i=0;i<int(n);i++)
#define forsn(i,s,n) for(int i=int(s);i<int(n);i++)
#define dforn(i,n) for(int i=int(n)-1;i>=0;i--)
typedef long long ll;
typedef vector<ll> vll;
typedef vector<int> vi;
const ll INF = 1e18;

vll minimum_costs(vi h, vi l, vi r) {
    int q=SIZE(l), n=SIZE(h);
    vll ans(q,INF);
    forn(i,n) {
        vi c(n);
        c[i]=h[i];
        dforn(j,i) c[j]=max(c[j+1],h[j]);
        forsn(j,i+1,n) c[j]=max(c[j-1],h[j]);
        vll p(n+1);
        p[0]=0;
        forn(j,n) p[j+1]=p[j]+c[j];
        forn(j,q) ans[j]=min(ans[j],p[r[j]+1]-p[l[j]]);
    }
    return ans;
}

• Subtask 1: 4 / 4
• Subtask 2: 15 / 15
• Subtask 3: 0 / 17
• Subtask 4: 0 / 24
• Subtask 5: 0 / 40