#include <bits/stdc++.h>
using namespace std;
#define fi first
#define se second
const int maxn=1e5+7;
const int mod=30013;
const int maxx=1e9+7;
void cmax(pair<int,int>&a,pair<int,int>b)
{
if(a.fi<b.fi)a=b;
else{
if(a.fi==b.fi&&a.fi!=0)a.se=(a.se+b.se)%mod;
}
}
int id(int x,vector<pair<int,int>>tmp)
{
return lower_bound(tmp.begin(),tmp.end(),make_pair(x,-maxx))-tmp.begin()+1;
}
struct BIT
{
int n;
vector<pair<int,int>>t;
BIT(){}
BIT(int n):n(n),t(n+7,make_pair(0,1)){}
void up(int x,pair<int,int> val){
for(;x<=n;x+=(x&(-x)))cmax(t[x],val);
}
pair<int,int>get(int x)
{
if(x<=0)return {0,1};
pair<int,int>res={0,1};
for(;x;x-=(x&(-x)))cmax(res,t[x]);
return res;
}
};
int a[maxn],b[maxn],c[maxn],d[maxn];
int n;
pair<int,int>ans[maxn];
main()
{
// freopen("trapezoid.in","r",stdin);
// freopen("trapezoid.out","w",stdout);
ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
cin>>n;
vector<pair<int,int>>top;
vector<pair<int,int>>bot;
for(int i=1;i<=n;i++){
cin>>a[i]>>b[i]>>c[i]>>d[i];
top.push_back({a[i],i});
top.push_back({b[i],i});
bot.push_back({c[i],i});
bot.push_back({d[i],i});
}
sort(top.begin(),top.end());
sort(bot.begin(),bot.end());
BIT t(2*bot.size());
for(pair<int,int>p:top){
int x=p.fi;
int i=p.se;
if(x==a[i]){
int x=id(c[i],bot)-1;
pair<int,int>tmp=t.get(x);
ans[i]={tmp.fi+1,tmp.se};
}
else if(x==b[i]){
int x=id(d[i],bot);
t.up(x,ans[i]);
}
}
pair<int,int>res={0,0};
for(int i=1;i<=n;i++){
cmax(res,ans[i]);
}
cout<<res.fi<<" "<<res.se;
return 0;
}
Compilation message
trapezoid.cpp:40:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
40 | main()
| ^~~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 2 |
Correct |
0 ms |
2396 KB |
Output is correct |
| 3 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 4 |
Correct |
3 ms |
2396 KB |
Output is correct |
| 5 |
Correct |
10 ms |
2652 KB |
Output is correct |
| 6 |
Correct |
26 ms |
2652 KB |
Output is correct |
| 7 |
Correct |
41 ms |
2860 KB |
Output is correct |
| 8 |
Correct |
62 ms |
3000 KB |
Output is correct |
| 9 |
Correct |
261 ms |
3288 KB |
Output is correct |
| 10 |
Execution timed out |
980 ms |
4304 KB |
Time limit exceeded |
| 11 |
Execution timed out |
1052 ms |
4532 KB |
Time limit exceeded |
| 12 |
Execution timed out |
1024 ms |
6592 KB |
Time limit exceeded |
| 13 |
Execution timed out |
1090 ms |
7356 KB |
Time limit exceeded |
| 14 |
Execution timed out |
1063 ms |
8128 KB |
Time limit exceeded |
| 15 |
Execution timed out |
1061 ms |
8376 KB |
Time limit exceeded |
| 16 |
Execution timed out |
1071 ms |
8896 KB |
Time limit exceeded |
| 17 |
Execution timed out |
1078 ms |
9320 KB |
Time limit exceeded |
| 18 |
Execution timed out |
1071 ms |
9652 KB |
Time limit exceeded |
| 19 |
Execution timed out |
1061 ms |
10156 KB |
Time limit exceeded |
| 20 |
Execution timed out |
1059 ms |
10604 KB |
Time limit exceeded |
