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Submission #633525

# Submission time Handle Problem Language Result Execution time Memory
633525 2022-08-22T16:50:08 Z Ahmed57 Global Warming (NOI13_gw) C++14
19 / 40
 1000 ms 65536 KB 
#include <bits/stdc++.h>

using namespace std;
int n;
int main(){
    ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
    cin>>n;
    vector<long long> v,w,so;v.push_back(2);
    for(int i = 0;i<n;i++){
        int x;cin>>x;
        w.push_back(x);
        so.push_back(x);
    }
    sort(so.begin(),so.end());
    int z = 2;
    map<int,int>cmp;
    for(int i = 0;i<n;i++){
        cmp[so[i]] = z++;
        if(i&&so[i]==so[i-1])z--;
    }
    for(int i = 0;i<n;i++){
        v.push_back(cmp[w[i]]*2);
    }
    long long pre[cmp[so[n-1]]*2+1]={0};
    for(int i = 0;i<n;i++){
        if(v[i]<v[i+1]){
            pre[v[i+1]]--;
            pre[v[i]]++;
        }
    }
    long long ma = 0 , cur = 0;
    for(int i = 2;i<=cmp[so[n-1]]*2;i++){
        cur+=pre[i];
        ma = max(ma,cur);
    }
    cout<<ma<<"\n";
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct

Subtask #2
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 18 ms 3408 KB Output is correct
2 Correct 14 ms 3444 KB Output is correct
3 Correct 15 ms 3392 KB Output is correct
4 Correct 14 ms 3348 KB Output is correct
5 Correct 15 ms 3392 KB Output is correct

Subtask #3
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 82 ms 9028 KB Output is correct
2 Correct 60 ms 9008 KB Output is correct
3 Correct 79 ms 9000 KB Output is correct
4 Correct 88 ms 9120 KB Output is correct
5 Correct 98 ms 8988 KB Output is correct

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 542 ms 65536 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #5
0 / 11.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1088 ms 54996 KB Time limit exceeded
2 Halted 0 ms 0 KB -