#include<bits/stdc++.h>
using namespace std;
#define ll int
#define pii pair<ll,ll>
#define pb push_back
#define fi first
#define se second
const ll N = 1e6+5;
ll n,q,tmp;
long long ans,ansq[N],sz[N];
ll par[N],a[N];
pii b[N],x[N];
ll cost[]
ll root(ll x) {
if(par[x] == x) return x;
return par[x] = root(par[x]);
}
void join(ll y, ll z) {
ll ry = root(y);
ll rz = root(z);
if(ry == rz) return;
par[ry] = rz;
ans -= (sz[rz] + sz[ry]);
ans -= (sz[rz]*(sz[rz]-1))/2;
ans -= (sz[ry]*(sz[ry]-1))/2;
sz[rz] += sz[ry];
ans += (sz[rz]*(sz[rz]-1))/2 + sz[rz];
}
int main() {
ios_base::sync_with_stdio(0);
cin.tie(0);
cin >> n >> q;
for(int i=1; i<=n; i++) {
cin >> a[i];
b[i].fi = a[i]; b[i].se = i;
par[i] = i;
}
sort(b+1,b+n+1);
for(int i=1; i<=q; i++) {
cin >> x[i].fi;
x[i].se = i;
}
sort(x+1,x+q+1);
ll idx = 1;
for(int i=1; i<=q; i++) {
while(idx <= n && b[idx].fi <= x[i].fi) {
ll var = b[idx].se;
sz[var] = 1;
ans++;
if(var > 1 && sz[var-1] > 0) join(var-1,var);
if(var < n && sz[var+1] > 0) join(var+1,var);
idx++;
}
ansq[x[i].se] = ans;
}
for(int i=1; i<=q; i++) cout << ansq[i] << endl;
}
Compilation message
pilot.cpp:3:12: error: expected initializer before 'int'
3 | #define ll int
| ^~~
pilot.cpp:18:1: note: in expansion of macro 'll'
18 | ll root(ll x) {
| ^~
pilot.cpp: In function 'void join(int, int)':
pilot.cpp:24:10: error: 'root' was not declared in this scope
24 | ll ry = root(y);
| ^~~~
