#include <bits/stdc++.h>
#define pb push_back
#define s second
#define f first
#define ll long long
#define int ll
#define left (h<<1),l,((l+r)>>1)
#define right ((h<<1)|1),((l+r)>>1) + 1,r
using namespace std;
const int N = 400005,mod = 30013;
map <int,int> mp;
int a[N],b[N],c[N],d[N];
pair <int,int> t[4*N];
vector <int> v;
set <pair<pair<int,int>,pair<int,int> > > st;
vector <pair<pair<int,int>,int> > vec;
void upd(int h,int l,int r,int idx,int val1,int val2){
if (l == r){
if (val1 == t[h].f) t[h].s = (val2 + t[h].s)%mod;
else if (val1 > t[h].f) t[h] = {val1,val2};
return;
}
if(idx > (l+r)/2) upd(right,idx,val1,val2);
else upd(left,idx,val1,val2);
if (t[h*2].f > t[h*2 + 1].f) t[h] = t[h*2];
else if (t[h*2].f < t[h*2 + 1].f) t[h] = t[h*2 + 1];
else t[h] = {t[h*2].f,(t[h*2].s + t[h*2+1].s)%mod};
}
pair<int,int> get(int h,int l,int r,int L,int R){
if (r < L || R < l) return {0,0};
if (L <= l && r <= R) return t[h];
pair <int,int> a = get(left,L,R),b = get(right,L,R);
if (a.f > b.f) return a;
if (b.f > a.f) return b;
return {a.f,(a.s + b.s)%mod};
}
signed main() {
ios_base::sync_with_stdio(0),cin.tie(NULL),cout.tie(NULL);
int n;
cin>>n;
for (int i = 1; i <= n; i++){
cin>>a[i]>>b[i]>>c[i]>>d[i];
v.pb(a[i]);
v.pb(b[i]);
v.pb(c[i]);
v.pb(d[i]);
}
sort(v.begin(),v.end());
int k=0;
for (int i=0;i<v.size();i++){
if (!i || v[i] != v[i - 1]) k++;
mp[v[i]] = k;
}
for (int i = 1; i <= n; i++){
a[i] = mp[a[i]];
b[i] = mp[b[i]];
c[i] = mp[c[i]];
d[i] = mp[d[i]];
vec.pb({{a[i],b[i]},i});
}
sort(vec.begin(),vec.end());
for (int i = 0; i < vec.size(); i++){
int id = vec[i].s,x=vec[i].f.f,y=vec[i].f.s;
while(st.size() && (st.begin()->f).f < x){
upd(1,1,N-5,(st.begin()->f).s,(st.begin()->s).f,(st.begin()->s).s);
st.erase(st.begin());
}
pair <int,int> pr = get(1,1,N-5,1,c[id]);
int len = pr.f,cnt = pr.s;
if (len == 0) cnt=1;
st.insert({{b[id],d[id]},{len+1,cnt}});
}
while(st.size()){
upd(1,1,N-5,(st.begin()->f).s,(st.begin()->s).f,(st.begin()->s).s);
st.erase(st.begin());
}
cout<<t[1].f<<" "<<t[1].s;
}
Compilation message
trapezoid.cpp: In function 'int main()':
trapezoid.cpp:54:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
54 | for (int i=0;i<v.size();i++){
| ~^~~~~~~~~
trapezoid.cpp:68:23: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<std::pair<long long int, long long int>, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
68 | for (int i = 0; i < vec.size(); i++){
| ~~^~~~~~~~~~~~
trapezoid.cpp:69:40: warning: unused variable 'y' [-Wunused-variable]
69 | int id = vec[i].s,x=vec[i].f.f,y=vec[i].f.s;
| ^
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
340 KB |
Output is correct |
| 2 |
Correct |
1 ms |
340 KB |
Output is correct |
| 3 |
Correct |
2 ms |
596 KB |
Output is correct |
| 4 |
Correct |
2 ms |
724 KB |
Output is correct |
| 5 |
Correct |
5 ms |
1236 KB |
Output is correct |
| 6 |
Correct |
6 ms |
1876 KB |
Output is correct |
| 7 |
Correct |
8 ms |
1628 KB |
Output is correct |
| 8 |
Correct |
15 ms |
2272 KB |
Output is correct |
| 9 |
Correct |
26 ms |
4756 KB |
Output is correct |
| 10 |
Correct |
46 ms |
6980 KB |
Output is correct |
| 11 |
Correct |
69 ms |
11888 KB |
Output is correct |
| 12 |
Correct |
149 ms |
23724 KB |
Output is correct |
| 13 |
Correct |
202 ms |
29120 KB |
Output is correct |
| 14 |
Correct |
217 ms |
36488 KB |
Output is correct |
| 15 |
Correct |
246 ms |
32500 KB |
Output is correct |
| 16 |
Correct |
267 ms |
35840 KB |
Output is correct |
| 17 |
Correct |
268 ms |
42032 KB |
Output is correct |
| 18 |
Correct |
240 ms |
29592 KB |
Output is correct |
| 19 |
Correct |
277 ms |
41892 KB |
Output is correct |
| 20 |
Correct |
327 ms |
44260 KB |
Output is correct |
