oj.uz

Submission #202125

# Submission time Handle Problem Language Result Execution time Memory
202125 2020-02-14T01:12:17 Z Segtree Bulldozer (JOI17_bulldozer) C++14
0 / 100
 61 ms 376 KB 
#include<iostream>
#include<algorithm>
#include<vector>
#include<queue>
#include<set>
#include<complex>
#include<math.h>
#include<unordered_set>
#include<unordered_map>
using namespace std;
typedef long long ll;
typedef pair<ll,ll> P;
typedef complex<long double> C;
#define chmax(a,b) a=max(a,b)
#define chmin(a,b) a=min(a,b)
#define all(x) x.begin(),x.end()
#define rep(i,n) for(int i=0;i<n;i++)
#define mod 1000000007
#define mad(a,b) a=(a+b)%mod
ll n,w[110];
C p[110];
ll solve(C g,C e){
    vector<pair<long double,ll> >v;
    rep(i,n){
	C c=p[i]-g;
	c*=e;
	v.push_back(make_pair(c.imag(),i));
    }
    sort(all(v));
    ll res=0,mi=0,rui=0;
    rep(i,n){
	rui+=w[v[i].second];
	chmin(mi,rui);
	chmax(res,rui-mi);
    }
    return res;
}
int main(){
    cin>>n;
    rep(i,n){
	ll x,y;
	cin>>x>>y>>w[i];
	p[i]=C(x,y);
    }
    ll ans=0;
    rep(i,n)rep(j,i){
	ll dx=p[i].real()-p[j].real();
	ll dy=p[i].imag()-p[j].imag();
	chmax(ans,solve(p[j],C(dx,-dy)));
    }
    cout<<ans<<endl;
}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 38 ms 256 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 57 ms 256 KB Output is correct
2 Correct 57 ms 256 KB Output is correct
3 Correct 61 ms 256 KB Output is correct
4 Correct 61 ms 256 KB Output is correct
5 Correct 57 ms 256 KB Output is correct
6 Correct 58 ms 256 KB Output is correct
7 Correct 56 ms 376 KB Output is correct
8 Correct 58 ms 256 KB Output is correct
9 Correct 56 ms 256 KB Output is correct
10 Correct 57 ms 256 KB Output is correct
11 Correct 5 ms 256 KB Output is correct
12 Incorrect 5 ms 256 KB Output isn't correct
13 Halted 0 ms 0 KB -

Subtask #3
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 57 ms 256 KB Output is correct
2 Correct 57 ms 256 KB Output is correct
3 Correct 61 ms 256 KB Output is correct
4 Correct 61 ms 256 KB Output is correct
5 Correct 57 ms 256 KB Output is correct
6 Correct 58 ms 256 KB Output is correct
7 Correct 56 ms 376 KB Output is correct
8 Correct 58 ms 256 KB Output is correct
9 Correct 56 ms 256 KB Output is correct
10 Correct 57 ms 256 KB Output is correct
11 Correct 5 ms 256 KB Output is correct
12 Incorrect 5 ms 256 KB Output isn't correct
13 Halted 0 ms 0 KB -

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 57 ms 256 KB Output is correct
2 Correct 57 ms 256 KB Output is correct
3 Correct 61 ms 256 KB Output is correct
4 Correct 61 ms 256 KB Output is correct
5 Correct 57 ms 256 KB Output is correct
6 Correct 58 ms 256 KB Output is correct
7 Correct 56 ms 376 KB Output is correct
8 Correct 58 ms 256 KB Output is correct
9 Correct 56 ms 256 KB Output is correct
10 Correct 57 ms 256 KB Output is correct
11 Correct 5 ms 256 KB Output is correct
12 Incorrect 5 ms 256 KB Output isn't correct
13 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 38 ms 256 KB Output isn't correct
2 Halted 0 ms 0 KB -