#include<bits/stdc++.h>
using namespace std;
long long f[12312],N=12312,p,k;
priority_queue<long long>q;
void upd(int i, int value)
{
while(i<N)
{
f[i]+=value;
i+=(i & -i);
}
}
int sum(int i)
{
int s=0;
while(i)
{
s+=f[i];
i-=(i & -i);
}
return s;
}
long long i,j,mx,ans,n;
long long d[223123];
vector<long long>v[213213];
int main()
{
cin>>n;
for(i=1;i<=n;i++)
{
cin>>d[i];
v[d[i]].push_back(i);
}
for(int i = 1; i <= n; ++i)
upd(i , 1);
for(i=n;i>0;i--)
{
for(j=0;j<v[i].size();j++)
q.push(v[i][j]);
if(q.size()==0)
{
cout<<-1;
return 0;
}
mx=q.top();
q.pop();
upd(n-mx+1,-1);
ans+=sum(n-mx+1);
}
cout<<ans;
}
Compilation message
Main.cpp: In function 'int main()':
Main.cpp:40:12: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int, std::allocator<long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
40 | for(j=0;j<v[i].size();j++)
| ~^~~~~~~~~~~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 2 |
Correct |
8 ms |
5632 KB |
Output is correct |
| 3 |
Correct |
8 ms |
5504 KB |
Output is correct |
| 4 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 5 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 6 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 7 |
Correct |
7 ms |
5632 KB |
Output is correct |
| 8 |
Correct |
8 ms |
5888 KB |
Output is correct |
| 9 |
Correct |
7 ms |
5632 KB |
Output is correct |
| 10 |
Correct |
7 ms |
5632 KB |
Output is correct |
| 11 |
Correct |
7 ms |
5632 KB |
Output is correct |
| 12 |
Correct |
7 ms |
5632 KB |
Output is correct |
| 13 |
Correct |
8 ms |
5504 KB |
Output is correct |
| 14 |
Correct |
7 ms |
5632 KB |
Output is correct |
| 15 |
Correct |
8 ms |
5504 KB |
Output is correct |
| 16 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 17 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 18 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 19 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 20 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 21 |
Correct |
8 ms |
5504 KB |
Output is correct |
| 22 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 23 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 24 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 25 |
Correct |
8 ms |
5504 KB |
Output is correct |
| 26 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 27 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 28 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 29 |
Correct |
8 ms |
5504 KB |
Output is correct |
| 30 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 31 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 32 |
Correct |
7 ms |
5632 KB |
Output is correct |
| 33 |
Correct |
7 ms |
5632 KB |
Output is correct |
| 34 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 35 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 36 |
Correct |
7 ms |
5632 KB |
Output is correct |
| 37 |
Correct |
7 ms |
5632 KB |
Output is correct |
| 38 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 39 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 40 |
Correct |
8 ms |
5504 KB |
Output is correct |
| 41 |
Correct |
7 ms |
5432 KB |
Output is correct |
| 42 |
Correct |
8 ms |
5504 KB |
Output is correct |
| 43 |
Correct |
7 ms |
5604 KB |
Output is correct |
| 44 |
Correct |
4 ms |
5376 KB |
Output is correct |
| 45 |
Correct |
4 ms |
5376 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 2 |
Correct |
8 ms |
5632 KB |
Output is correct |
| 3 |
Correct |
8 ms |
5504 KB |
Output is correct |
| 4 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 5 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 6 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 7 |
Correct |
7 ms |
5632 KB |
Output is correct |
| 8 |
Correct |
8 ms |
5888 KB |
Output is correct |
| 9 |
Correct |
7 ms |
5632 KB |
Output is correct |
| 10 |
Correct |
7 ms |
5632 KB |
Output is correct |
| 11 |
Correct |
7 ms |
5632 KB |
Output is correct |
| 12 |
Correct |
7 ms |
5632 KB |
Output is correct |
| 13 |
Correct |
8 ms |
5504 KB |
Output is correct |
| 14 |
Correct |
7 ms |
5632 KB |
Output is correct |
| 15 |
Correct |
8 ms |
5504 KB |
Output is correct |
| 16 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 17 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 18 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 19 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 20 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 21 |
Correct |
8 ms |
5504 KB |
Output is correct |
| 22 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 23 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 24 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 25 |
Correct |
8 ms |
5504 KB |
Output is correct |
| 26 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 27 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 28 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 29 |
Correct |
8 ms |
5504 KB |
Output is correct |
| 30 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 31 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 32 |
Correct |
7 ms |
5632 KB |
Output is correct |
| 33 |
Correct |
7 ms |
5632 KB |
Output is correct |
| 34 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 35 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 36 |
Correct |
7 ms |
5632 KB |
Output is correct |
| 37 |
Correct |
7 ms |
5632 KB |
Output is correct |
| 38 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 39 |
Correct |
7 ms |
5504 KB |
Output is correct |
| 40 |
Correct |
8 ms |
5504 KB |
Output is correct |
| 41 |
Correct |
7 ms |
5432 KB |
Output is correct |
| 42 |
Correct |
8 ms |
5504 KB |
Output is correct |
| 43 |
Correct |
7 ms |
5604 KB |
Output is correct |
| 44 |
Correct |
4 ms |
5376 KB |
Output is correct |
| 45 |
Correct |
4 ms |
5376 KB |
Output is correct |
| 46 |
Runtime error |
178 ms |
22904 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
| 47 |
Halted |
0 ms |
0 KB |
- |
