oj.uz

Submission #633540

# Submission time Handle Problem Language Result Execution time Memory
633540 2022-08-22T17:19:41 Z Ahmed57 Global Warming (NOI13_gw) C++17
19 / 40
 911 ms 65536 KB 
#include <bits/stdc++.h>

using namespace std;
long long n;
long long pre[10000005];
vector<long long> v,w;
map<long long,long long> sa,cmp;
int main(){
    ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
    cin>>n;
    v.push_back(2);
    for(int i = 0;i<n;i++){
        long long x;cin>>x;
        w.push_back(x);
        sa[x]++;
    }
    long long z = 2;
    for(auto i:sa){
        cmp[i.first] = z++;
    }
    for(int i = 0;i<w.size();i++){
        v.push_back(cmp[w[i]]*2);
    }
    for(int i = 0;i<v.size()-1;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<=(n+1)*2;i++){
        cur+=pre[i];
        ma = max(ma,cur);
    }
    cout<<ma<<"\n";
}

Compilation message

gw.cpp: In function 'int main()':
gw.cpp:21:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   21 |     for(int i = 0;i<w.size();i++){
      |                   ~^~~~~~~~~
gw.cpp:24:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   24 |     for(int i = 0;i<v.size()-1;i++){
      |                   ~^~~~~~~~~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 1 ms 468 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 1 ms 468 KB Output is correct

Subtask #2
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 2656 KB Output is correct
2 Correct 16 ms 2640 KB Output is correct
3 Correct 13 ms 2640 KB Output is correct
4 Correct 12 ms 2636 KB Output is correct
5 Correct 12 ms 2640 KB Output is correct

Subtask #3
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 105 ms 16072 KB Output is correct
2 Correct 62 ms 16092 KB Output is correct
3 Correct 107 ms 16064 KB Output is correct
4 Correct 111 ms 16064 KB Output is correct
5 Correct 108 ms 16064 KB Output is correct

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 794 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 Runtime error 911 ms 65536 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -