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Submission #798724

# Submission time Handle Problem Language Result Execution time Memory
798724 2023-07-31T02:04:33 Z PoonYaPat The Potion of Great Power (CEOI20_potion) C++14
17 / 100
 532 ms 262144 KB 
#include <bits/stdc++.h>
using namespace std;
typedef pair<int,vector<int>> piv;

int n,h[100005];
vector<piv> v[100005];

void add(int x, int y, int t) { //add y to x
    vector<int> temp;
    if (find(v[x].back().second.begin(),v[x].back().second.end(),y)==v[x].back().second.end()) {
        bool f=false;
        for (auto s : v[x].back().second) {
            if (h[s]<h[y]) temp.push_back(s);
            else {
                if (!f) {
                    temp.push_back(y);
                    temp.push_back(s);
                    f=true;
                } else {
                    temp.push_back(s);
                }
            }
        }
        if (!f) temp.push_back(y);
    } else {
        for (auto s : v[x].back().second) {
            if (s!=y) temp.push_back(s);
        }
    }

    v[x].push_back(piv(t,temp));
}

void init(int N, int D, int H[]) {
    n=N;
    for (int i=0; i<n; ++i) h[i]=H[i], v[i].push_back(piv(0,{}));
}

void curseChanges(int U, int A[], int B[]) {
    for (int i=0; i<U; ++i) {
        add(A[i],B[i],i+1);
        add(B[i],A[i],i+1);
    }
}

int question(int x, int y, int day) {
    int hx=upper_bound(v[x].begin(),v[x].end(),piv(day+1,{}))-v[x].begin()-1;
    int hy=upper_bound(v[y].begin(),v[y].end(),piv(day+1,{}))-v[y].begin()-1;
    int xi=0, yi=0, nx=v[x][hx].second.size(), ny=v[y][hy].second.size();

    if (!nx || !ny) return 1e9;
    else {
        int ans=INT_MAX;
        while (xi<nx && yi<ny) {
            ans=min(ans,abs(h[v[x][hx].second[xi]]-h[v[y][hy].second[yi]]));
            if (h[v[x][hx].second[xi]]>h[v[y][hy].second[yi]]) ++yi;
            else ++xi;
        }
        return ans;
    }
}

Subtask #1
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2640 KB Output is correct

Subtask #2
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2896 KB Output is correct
2 Correct 2 ms 2896 KB Output is correct
3 Correct 2 ms 2896 KB Output is correct
4 Correct 18 ms 8292 KB Output is correct

Subtask #3
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 278 ms 41444 KB Output is correct
2 Correct 300 ms 41456 KB Output is correct
3 Correct 212 ms 42976 KB Output is correct
4 Correct 532 ms 222868 KB Output is correct
5 Correct 288 ms 62452 KB Output is correct
6 Runtime error 410 ms 262144 KB Execution killed with signal 9
7 Halted 0 ms 0 KB -

Subtask #4
0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 273 ms 41412 KB Output is correct
2 Runtime error 306 ms 262144 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 27 ms 4816 KB Output is correct
2 Incorrect 19 ms 5124 KB Incorrect
3 Halted 0 ms 0 KB -

Subtask #6
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2640 KB Output is correct
2 Correct 2 ms 2896 KB Output is correct
3 Correct 2 ms 2896 KB Output is correct
4 Correct 2 ms 2896 KB Output is correct
5 Correct 18 ms 8292 KB Output is correct
6 Correct 278 ms 41444 KB Output is correct
7 Correct 300 ms 41456 KB Output is correct
8 Correct 212 ms 42976 KB Output is correct
9 Correct 532 ms 222868 KB Output is correct
10 Correct 288 ms 62452 KB Output is correct
11 Runtime error 410 ms 262144 KB Execution killed with signal 9
12 Halted 0 ms 0 KB -