# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
633544 | Ahmed57 | Global Warming (NOI13_gw) | C++14 | 856 ms | 65536 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#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 = 1;
for(auto i:sa){
cmp[i.first] = ++z;
}
int pre[z*2+5] = {0};
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<=z*2;i++){
cur+=pre[i];
ma = max(ma,cur);
}
cout<<ma<<"\n";
}
Compilation message (stderr)
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