이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
#include <bits/stdc++.h>
using namespace std;
const int nx=1e6+5;
int n, q, h[nx], dp[nx], t;
vector<vector<int>> d(nx);
int main()
{
cin.tie(NULL)->sync_with_stdio(false);
cin>>n>>q;
for (int i=1; i<=n; i++) cin>>h[i], d[h[i]].push_back(i);
for (int i=1; i<nx; i++)
{
dp[i]=dp[i-1];
sort(d[i].begin(), d[i].end());
for (auto x:d[i])
{
int l=1, r=n;
for (int j=x-1; j>=1; j--)
{
if (h[j]>i)
{
l=j+1;
break;
}
}
for (int j=x+1; j<=n; j++)
{
if (h[j]>=i)
{
r=j-1;
break;
}
}
dp[i]+=(x-l+1)*(r-x+1);
}
}
while (q--) cin>>t, cout<<dp[t]<<'\n';
}
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