oj.uz

Submission #472626

# Submission time Handle Problem Language Result Execution time Memory
472626 2021-09-13T22:28:38 Z Ozy Dynamic Diameter (CEOI19_diameter) C++17
0 / 100
 232 ms 30248 KB 
#include <iostream>
#include <bits/stdc++.h>
using namespace std;
#define lli long long int
#define rep(i,a,b) for (int i = (a); i <= (b); i++)
#define repa(i,a,b) for (int i = (a); i >= (b); i--)
#define debug(a) cout << #a << " = " << a << endl
#define debugsl(a) cout << #a << " = " << a << ", "

#define MAX 100000

lli n,q,w,a,b,c,last,id;
lli peso[MAX+2];
vector<lli> hijos[MAX+2];
pair<lli,lli> arr[MAX+2];
multiset<lli> maximo;
multiset<lli>::iterator it;

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);

    cin >> n >> q >> w;
    rep(i,1,n-1) {
        cin >> a >> b >> c;
        hijos[a].push_back(b);
        hijos[b].push_back(a);

        arr[i] = {a,b};
        peso[i] = c;
        maximo.insert(-c);
    }

    last = 0;
    rep(i,1,q) {

        //correcto
        cin >> id >> c;
        id += last;
        id %= (n-1);
        id++;
        c += last;
        c %= w;

        it = maximo.lower_bound(-peso[id]);
        maximo.erase(it);

        peso[id] = c;
        maximo.insert(-c);

        it = maximo.lower_bound(-w);
        a = *it;
        if (n > 2) {
            it++;
            b = *it;
            a += b;
        }

        cout << a << "\n";
        last = a;
    }
}

Subtask #1
0 / 11.0

# Verdict Execution time Memory Grader output
1 Runtime error 4 ms 5196 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #2
0 / 13.0

# Verdict Execution time Memory Grader output
1 Runtime error 4 ms 5196 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #3
0 / 7.0

# Verdict Execution time Memory Grader output
1 Runtime error 4 ms 5196 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #4
0 / 18.0

# Verdict Execution time Memory Grader output
1 Runtime error 5 ms 5452 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #5
0 / 24.0

# Verdict Execution time Memory Grader output
1 Runtime error 232 ms 30248 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #6
0 / 27.0

# Verdict Execution time Memory Grader output
1 Runtime error 4 ms 5196 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -