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Submission #836294

# Submission time Handle Problem Language Result Execution time Memory
836294 2023-08-24T09:50:41 Z oscar1f Shortcut (IOI16_shortcut) C++17
0 / 100
 1 ms 340 KB 
#include<bits/stdc++.h>
#include "shortcut.h"

using namespace std;
using ll=long long;

const ll MAX_SOM=3000+5,INFINI=(ll)1000*1000*1000*1000*1000*1000;
ll nbSom,prixNouv,rep;
ll cumu[MAX_SOM];
ll distStat[MAX_SOM];

ll calcDist(ll a,ll b) {
    if (a>b) {
        swap(a,b);
    }
    return cumu[b]-cumu[a];
}

ll calcInter(ll deb,ll fin) {
    ll diam=0;
    for (ll i=deb;i<=fin;i++) {
        for (ll j=deb+1;j<=fin;j++) {
            diam=max(diam,calcDist(i,j)+distStat[i]+distStat[j]);
        }
    }
    return diam;
}

ll calcDiam(ll deb,ll fin) {
    ll diam=0;
    ll tempDeb=distStat[deb],tempFin=distStat[fin];
    for (ll i=0;i<deb;i++) {
        distStat[deb]=max(distStat[deb],calcDist(i,deb)+distStat[i]);
    }
    for (ll i=fin+1;i<nbSom;i++) {
        distStat[fin]=max(distStat[fin],calcDist(fin,i)+distStat[i]);
    }
    diam=max(calcInter(0,deb),calcInter(fin,nbSom-1));
    for (ll a=deb;a<=fin;a++) {
        for (ll b=a+1;b<=fin;b++) {
            diam=max(diam,min(calcDist(a,b),calcDist(a,deb)+calcDist(b,fin)+prixNouv)+distStat[a]+distStat[b]);
        }
    }
    distStat[deb]=tempDeb;
    distStat[fin]=tempFin;
    //cout<<deb<<" "<<fin<<" "<<diam<<endl;
    return diam;
}

ll find_shortcut(int n,vector<int> l,vector<int> d,int c) {
    nbSom=n;
    prixNouv=c;
    for (ll i=1;i<nbSom;i++) {
        cumu[i]=cumu[i-1]+l[i-1];
    }
    for (ll i=0;i<nbSom;i++) {
        distStat[i]=d[i];
    }
    rep=INFINI;
    for (ll i=0;i<nbSom;i++) {
        for (ll j=i+1;j<nbSom;j++) {
            rep=min(rep,calcDiam(i,j));
        }
    }
    return rep;
}

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 300 KB n = 4, 80 is a correct answer
2 Correct 1 ms 212 KB n = 9, 110 is a correct answer
3 Correct 1 ms 212 KB n = 4, 21 is a correct answer
4 Correct 1 ms 340 KB n = 3, 4 is a correct answer
5 Correct 0 ms 212 KB n = 2, 62 is a correct answer
6 Correct 1 ms 212 KB n = 2, 3 is a correct answer
7 Correct 1 ms 340 KB n = 3, 29 is a correct answer
8 Correct 1 ms 212 KB n = 2, 3 is a correct answer
9 Correct 0 ms 212 KB n = 2, 3 is a correct answer
10 Correct 1 ms 212 KB n = 2, 2000000001 is a correct answer
11 Correct 1 ms 212 KB n = 2, 3000000000 is a correct answer
12 Correct 1 ms 212 KB n = 3, 3000000000 is a correct answer
13 Correct 1 ms 212 KB n = 3, 3000000000 is a correct answer
14 Correct 1 ms 212 KB n = 4, 3000000001 is a correct answer
15 Correct 1 ms 212 KB n = 4, 4000000000 is a correct answer
16 Correct 1 ms 212 KB n = 5, 4000000000 is a correct answer
17 Correct 1 ms 212 KB n = 10, 1000000343 is a correct answer
18 Correct 1 ms 212 KB n = 10, 3189 is a correct answer
19 Correct 0 ms 212 KB n = 10, 7000000000 is a correct answer
20 Correct 1 ms 212 KB n = 5, 12 is a correct answer
21 Correct 1 ms 212 KB n = 5, 25 is a correct answer
22 Correct 1 ms 212 KB n = 2, 122 is a correct answer
23 Correct 1 ms 212 KB n = 10, 117 is a correct answer
24 Incorrect 1 ms 212 KB n = 10, incorrect answer: jury 336 vs contestant 360
25 Halted 0 ms 0 KB -

Subtask #2
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 300 KB n = 4, 80 is a correct answer
2 Correct 1 ms 212 KB n = 9, 110 is a correct answer
3 Correct 1 ms 212 KB n = 4, 21 is a correct answer
4 Correct 1 ms 340 KB n = 3, 4 is a correct answer
5 Correct 0 ms 212 KB n = 2, 62 is a correct answer
6 Correct 1 ms 212 KB n = 2, 3 is a correct answer
7 Correct 1 ms 340 KB n = 3, 29 is a correct answer
8 Correct 1 ms 212 KB n = 2, 3 is a correct answer
9 Correct 0 ms 212 KB n = 2, 3 is a correct answer
10 Correct 1 ms 212 KB n = 2, 2000000001 is a correct answer
11 Correct 1 ms 212 KB n = 2, 3000000000 is a correct answer
12 Correct 1 ms 212 KB n = 3, 3000000000 is a correct answer
13 Correct 1 ms 212 KB n = 3, 3000000000 is a correct answer
14 Correct 1 ms 212 KB n = 4, 3000000001 is a correct answer
15 Correct 1 ms 212 KB n = 4, 4000000000 is a correct answer
16 Correct 1 ms 212 KB n = 5, 4000000000 is a correct answer
17 Correct 1 ms 212 KB n = 10, 1000000343 is a correct answer
18 Correct 1 ms 212 KB n = 10, 3189 is a correct answer
19 Correct 0 ms 212 KB n = 10, 7000000000 is a correct answer
20 Correct 1 ms 212 KB n = 5, 12 is a correct answer
21 Correct 1 ms 212 KB n = 5, 25 is a correct answer
22 Correct 1 ms 212 KB n = 2, 122 is a correct answer
23 Correct 1 ms 212 KB n = 10, 117 is a correct answer
24 Incorrect 1 ms 212 KB n = 10, incorrect answer: jury 336 vs contestant 360
25 Halted 0 ms 0 KB -

Subtask #3
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 300 KB n = 4, 80 is a correct answer
2 Correct 1 ms 212 KB n = 9, 110 is a correct answer
3 Correct 1 ms 212 KB n = 4, 21 is a correct answer
4 Correct 1 ms 340 KB n = 3, 4 is a correct answer
5 Correct 0 ms 212 KB n = 2, 62 is a correct answer
6 Correct 1 ms 212 KB n = 2, 3 is a correct answer
7 Correct 1 ms 340 KB n = 3, 29 is a correct answer
8 Correct 1 ms 212 KB n = 2, 3 is a correct answer
9 Correct 0 ms 212 KB n = 2, 3 is a correct answer
10 Correct 1 ms 212 KB n = 2, 2000000001 is a correct answer
11 Correct 1 ms 212 KB n = 2, 3000000000 is a correct answer
12 Correct 1 ms 212 KB n = 3, 3000000000 is a correct answer
13 Correct 1 ms 212 KB n = 3, 3000000000 is a correct answer
14 Correct 1 ms 212 KB n = 4, 3000000001 is a correct answer
15 Correct 1 ms 212 KB n = 4, 4000000000 is a correct answer
16 Correct 1 ms 212 KB n = 5, 4000000000 is a correct answer
17 Correct 1 ms 212 KB n = 10, 1000000343 is a correct answer
18 Correct 1 ms 212 KB n = 10, 3189 is a correct answer
19 Correct 0 ms 212 KB n = 10, 7000000000 is a correct answer
20 Correct 1 ms 212 KB n = 5, 12 is a correct answer
21 Correct 1 ms 212 KB n = 5, 25 is a correct answer
22 Correct 1 ms 212 KB n = 2, 122 is a correct answer
23 Correct 1 ms 212 KB n = 10, 117 is a correct answer
24 Incorrect 1 ms 212 KB n = 10, incorrect answer: jury 336 vs contestant 360
25 Halted 0 ms 0 KB -

Subtask #4
0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 300 KB n = 4, 80 is a correct answer
2 Correct 1 ms 212 KB n = 9, 110 is a correct answer
3 Correct 1 ms 212 KB n = 4, 21 is a correct answer
4 Correct 1 ms 340 KB n = 3, 4 is a correct answer
5 Correct 0 ms 212 KB n = 2, 62 is a correct answer
6 Correct 1 ms 212 KB n = 2, 3 is a correct answer
7 Correct 1 ms 340 KB n = 3, 29 is a correct answer
8 Correct 1 ms 212 KB n = 2, 3 is a correct answer
9 Correct 0 ms 212 KB n = 2, 3 is a correct answer
10 Correct 1 ms 212 KB n = 2, 2000000001 is a correct answer
11 Correct 1 ms 212 KB n = 2, 3000000000 is a correct answer
12 Correct 1 ms 212 KB n = 3, 3000000000 is a correct answer
13 Correct 1 ms 212 KB n = 3, 3000000000 is a correct answer
14 Correct 1 ms 212 KB n = 4, 3000000001 is a correct answer
15 Correct 1 ms 212 KB n = 4, 4000000000 is a correct answer
16 Correct 1 ms 212 KB n = 5, 4000000000 is a correct answer
17 Correct 1 ms 212 KB n = 10, 1000000343 is a correct answer
18 Correct 1 ms 212 KB n = 10, 3189 is a correct answer
19 Correct 0 ms 212 KB n = 10, 7000000000 is a correct answer
20 Correct 1 ms 212 KB n = 5, 12 is a correct answer
21 Correct 1 ms 212 KB n = 5, 25 is a correct answer
22 Correct 1 ms 212 KB n = 2, 122 is a correct answer
23 Correct 1 ms 212 KB n = 10, 117 is a correct answer
24 Incorrect 1 ms 212 KB n = 10, incorrect answer: jury 336 vs contestant 360
25 Halted 0 ms 0 KB -

Subtask #5
0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 300 KB n = 4, 80 is a correct answer
2 Correct 1 ms 212 KB n = 9, 110 is a correct answer
3 Correct 1 ms 212 KB n = 4, 21 is a correct answer
4 Correct 1 ms 340 KB n = 3, 4 is a correct answer
5 Correct 0 ms 212 KB n = 2, 62 is a correct answer
6 Correct 1 ms 212 KB n = 2, 3 is a correct answer
7 Correct 1 ms 340 KB n = 3, 29 is a correct answer
8 Correct 1 ms 212 KB n = 2, 3 is a correct answer
9 Correct 0 ms 212 KB n = 2, 3 is a correct answer
10 Correct 1 ms 212 KB n = 2, 2000000001 is a correct answer
11 Correct 1 ms 212 KB n = 2, 3000000000 is a correct answer
12 Correct 1 ms 212 KB n = 3, 3000000000 is a correct answer
13 Correct 1 ms 212 KB n = 3, 3000000000 is a correct answer
14 Correct 1 ms 212 KB n = 4, 3000000001 is a correct answer
15 Correct 1 ms 212 KB n = 4, 4000000000 is a correct answer
16 Correct 1 ms 212 KB n = 5, 4000000000 is a correct answer
17 Correct 1 ms 212 KB n = 10, 1000000343 is a correct answer
18 Correct 1 ms 212 KB n = 10, 3189 is a correct answer
19 Correct 0 ms 212 KB n = 10, 7000000000 is a correct answer
20 Correct 1 ms 212 KB n = 5, 12 is a correct answer
21 Correct 1 ms 212 KB n = 5, 25 is a correct answer
22 Correct 1 ms 212 KB n = 2, 122 is a correct answer
23 Correct 1 ms 212 KB n = 10, 117 is a correct answer
24 Incorrect 1 ms 212 KB n = 10, incorrect answer: jury 336 vs contestant 360
25 Halted 0 ms 0 KB -

Subtask #6
0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 300 KB n = 4, 80 is a correct answer
2 Correct 1 ms 212 KB n = 9, 110 is a correct answer
3 Correct 1 ms 212 KB n = 4, 21 is a correct answer
4 Correct 1 ms 340 KB n = 3, 4 is a correct answer
5 Correct 0 ms 212 KB n = 2, 62 is a correct answer
6 Correct 1 ms 212 KB n = 2, 3 is a correct answer
7 Correct 1 ms 340 KB n = 3, 29 is a correct answer
8 Correct 1 ms 212 KB n = 2, 3 is a correct answer
9 Correct 0 ms 212 KB n = 2, 3 is a correct answer
10 Correct 1 ms 212 KB n = 2, 2000000001 is a correct answer
11 Correct 1 ms 212 KB n = 2, 3000000000 is a correct answer
12 Correct 1 ms 212 KB n = 3, 3000000000 is a correct answer
13 Correct 1 ms 212 KB n = 3, 3000000000 is a correct answer
14 Correct 1 ms 212 KB n = 4, 3000000001 is a correct answer
15 Correct 1 ms 212 KB n = 4, 4000000000 is a correct answer
16 Correct 1 ms 212 KB n = 5, 4000000000 is a correct answer
17 Correct 1 ms 212 KB n = 10, 1000000343 is a correct answer
18 Correct 1 ms 212 KB n = 10, 3189 is a correct answer
19 Correct 0 ms 212 KB n = 10, 7000000000 is a correct answer
20 Correct 1 ms 212 KB n = 5, 12 is a correct answer
21 Correct 1 ms 212 KB n = 5, 25 is a correct answer
22 Correct 1 ms 212 KB n = 2, 122 is a correct answer
23 Correct 1 ms 212 KB n = 10, 117 is a correct answer
24 Incorrect 1 ms 212 KB n = 10, incorrect answer: jury 336 vs contestant 360
25 Halted 0 ms 0 KB -

Subtask #7
0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 300 KB n = 4, 80 is a correct answer
2 Correct 1 ms 212 KB n = 9, 110 is a correct answer
3 Correct 1 ms 212 KB n = 4, 21 is a correct answer
4 Correct 1 ms 340 KB n = 3, 4 is a correct answer
5 Correct 0 ms 212 KB n = 2, 62 is a correct answer
6 Correct 1 ms 212 KB n = 2, 3 is a correct answer
7 Correct 1 ms 340 KB n = 3, 29 is a correct answer
8 Correct 1 ms 212 KB n = 2, 3 is a correct answer
9 Correct 0 ms 212 KB n = 2, 3 is a correct answer
10 Correct 1 ms 212 KB n = 2, 2000000001 is a correct answer
11 Correct 1 ms 212 KB n = 2, 3000000000 is a correct answer
12 Correct 1 ms 212 KB n = 3, 3000000000 is a correct answer
13 Correct 1 ms 212 KB n = 3, 3000000000 is a correct answer
14 Correct 1 ms 212 KB n = 4, 3000000001 is a correct answer
15 Correct 1 ms 212 KB n = 4, 4000000000 is a correct answer
16 Correct 1 ms 212 KB n = 5, 4000000000 is a correct answer
17 Correct 1 ms 212 KB n = 10, 1000000343 is a correct answer
18 Correct 1 ms 212 KB n = 10, 3189 is a correct answer
19 Correct 0 ms 212 KB n = 10, 7000000000 is a correct answer
20 Correct 1 ms 212 KB n = 5, 12 is a correct answer
21 Correct 1 ms 212 KB n = 5, 25 is a correct answer
22 Correct 1 ms 212 KB n = 2, 122 is a correct answer
23 Correct 1 ms 212 KB n = 10, 117 is a correct answer
24 Incorrect 1 ms 212 KB n = 10, incorrect answer: jury 336 vs contestant 360
25 Halted 0 ms 0 KB -

Subtask #8
0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 300 KB n = 4, 80 is a correct answer
2 Correct 1 ms 212 KB n = 9, 110 is a correct answer
3 Correct 1 ms 212 KB n = 4, 21 is a correct answer
4 Correct 1 ms 340 KB n = 3, 4 is a correct answer
5 Correct 0 ms 212 KB n = 2, 62 is a correct answer
6 Correct 1 ms 212 KB n = 2, 3 is a correct answer
7 Correct 1 ms 340 KB n = 3, 29 is a correct answer
8 Correct 1 ms 212 KB n = 2, 3 is a correct answer
9 Correct 0 ms 212 KB n = 2, 3 is a correct answer
10 Correct 1 ms 212 KB n = 2, 2000000001 is a correct answer
11 Correct 1 ms 212 KB n = 2, 3000000000 is a correct answer
12 Correct 1 ms 212 KB n = 3, 3000000000 is a correct answer
13 Correct 1 ms 212 KB n = 3, 3000000000 is a correct answer
14 Correct 1 ms 212 KB n = 4, 3000000001 is a correct answer
15 Correct 1 ms 212 KB n = 4, 4000000000 is a correct answer
16 Correct 1 ms 212 KB n = 5, 4000000000 is a correct answer
17 Correct 1 ms 212 KB n = 10, 1000000343 is a correct answer
18 Correct 1 ms 212 KB n = 10, 3189 is a correct answer
19 Correct 0 ms 212 KB n = 10, 7000000000 is a correct answer
20 Correct 1 ms 212 KB n = 5, 12 is a correct answer
21 Correct 1 ms 212 KB n = 5, 25 is a correct answer
22 Correct 1 ms 212 KB n = 2, 122 is a correct answer
23 Correct 1 ms 212 KB n = 10, 117 is a correct answer
24 Incorrect 1 ms 212 KB n = 10, incorrect answer: jury 336 vs contestant 360
25 Halted 0 ms 0 KB -