oj.uz

Submission #84329

# Submission time Handle Problem Language Result Execution time Memory
84329 2018-11-14T11:38:09 Z zoooma13 Baloni (COCI15_baloni) C++14
40 / 100
 2000 ms 132096 KB 
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
using namespace std;

template <typename T>
using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;

#define MAX_N 1000006

int N;
vector <int> A;
set<int> os[MAX_N];

multiset <int> ms;

int main()
{
    scanf("%d",&N); assert(N < MAX_N);
    A.resize(N ,0);
    for(int i=0; i<N; i++)
    {
        scanf("%d",&A[i]);
        os[A[i]].insert(i);
        ms.insert(A[i]);
    }

    int Ans = 0;

    set<int>::iterator it;
    while(!ms.empty())
    {
        int i = *prev(ms.end());
        int j = -1;

        while(true)
        {
            it = os[i].upper_bound(j);
            if(it == os[i].end())
                break;

            j = *it;
            ms.erase(ms.find(i));
            os[i].erase(it);
            i--;
        }

        Ans++;
    }

    cout << Ans << endl;
}

Compilation message

baloni.cpp: In function 'int main()':
baloni.cpp:20:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&N); assert(N < MAX_N);
     ~~~~~^~~~~~~~~
baloni.cpp:24:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d",&A[i]);
         ~~~~~^~~~~~~~~~~~

Subtask #1
40.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 45 ms 47352 KB Output is correct
2 Correct 48 ms 47612 KB Output is correct
3 Correct 49 ms 47820 KB Output is correct
4 Correct 49 ms 47864 KB Output is correct
5 Execution timed out 2064 ms 128588 KB Time limit exceeded
6 Runtime error 1655 ms 132096 KB Execution killed with signal 9 (could be triggered by violating memory limits)
7 Execution timed out 2080 ms 132096 KB Time limit exceeded
8 Execution timed out 2074 ms 132096 KB Time limit exceeded
9 Execution timed out 2055 ms 132096 KB Time limit exceeded
10 Execution timed out 2069 ms 132096 KB Time limit exceeded