oj.uz

Submission #892208

# Submission time Handle Problem Language Result Execution time Memory
892208 2023-12-25T04:23:36 Z vjudge1 Team Contest (JOI22_team) C++17
8 / 100
 289 ms 43340 KB 
#include <bits/stdc++.h>
#define int long long
#define all(x) x.begin(),x.end()
#define ff first
#define ss second
#define pb push_back
using namespace std;
vector< pair <int,int> > mp1[500],mp2[500],mp3[500];
vector <int> mn1[500],mn2[500],mn3[500];
signed main(){
    int n;
    cin>>n;
    vector <vector <int> > a;
    int mxx=0,mxy=0,mxz=0;
    for(int i=0;i<n;i++){
        int x,y,z;
        cin>>x>>y>>z;
        a.pb({x,y,z});
        mxx=max(mxx,x);
        mxy=max(mxy,y);
        mxz=max(mxz,z);
        if(x<500 && y<500 && z<500){
            mp1[x].pb({y,z});
            mp2[y].pb({x,z});
            mp3[z].pb({x,y});
        }
        
    }
    if(n<=300){
        int res=-1;
        for(int i=0;i<n;i++){
            for(int j=i+1;j<n;j++){
                for(int k=j+1;k<n;k++){
                    bool flag=true;
                    int ans=0;
                    set <int> st;
                    for(int t=0;t<3;t++){
                        int mx=0,cnt=0,x=-1;
                        mx=max(a[i][t],mx);
                        mx=max(a[j][t],mx);
                        mx=max(a[k][t],mx);
                        if(mx==a[i][t]){
                            cnt++;x=i;
                        }
                        if(mx==a[j][t]){
                            cnt++;x=j;
                        }
                        if(mx==a[k][t]){
                            cnt++;x=k;
                        }
                        if(cnt==1){
                            ans+=mx;
                            st.insert(x);
                        }
                        else flag=false;
                    }
                    if(flag && st.size()==3)res=max(res,ans);
                }
            }
        }
        cout<<res<<"\n";return 0;
    }
    
    for(int i=1;i<=mxx;i++){
        sort(all(mp1[i]));
    }
    for(int i=1;i<=mxx;i++){
        int mn=1e9;
        for(auto y : mp1[i]){
            mn=min(mn,y.ss);
            mn1[i].pb(mn);
        }
    }
    
    for(int i=1;i<=mxy;i++){
        sort(all(mp2[i]));
    }
    for(int i=1;i<=mxy;i++){
        int mn=1e9;
        for(auto y : mp2[i]){
            mn=min(mn,y.ss);
            mn2[i].pb(mn);
        }
    }
    
    
    for(int i=1;i<=mxz;i++){
        sort(all(mp3[i]));
    }
    for(int i=1;i<=mxy;i++){
        int mn=1e9;
        for(auto y : mp3[i]){
            mn=min(mn,y.ss);
            mn3[i].pb(mn);
        }
    }
    
    int mx=-1;
    for(int i=1;i<=mxx;i++){
        for(int j=1;j<=mxy;j++){
            for(int k=1;k<=mxz;k++){
                
                bool ok1=0,ok2=0,ok3=0;
                if(mp1[i].size()==0 or mp2[j].size()==0 or mp3[k].size()==0)continue;
                
                
                pair <int,int> p={j-1,k};
                auto it=upper_bound(all(mp1[i]),p);
                if(it==mp1[i].end() && mn1[i].back()<k)ok1=1;
                else if(it!=mp1[i].begin() &&  mn1[i][it-mp1[i].begin()-1]<k)ok1=1;
                
                p={i-1,k};
                it=upper_bound(all(mp2[j]),p);
                if(it==mp2[j].end() && mn2[j].back()<k)ok2=1;
                else if(it!=mp2[j].begin() &&  mn2[j][it-mp2[j].begin()-1]<k)ok2=1;
                
                p={i-1,j};
                it=upper_bound(all(mp3[k]),p);
                if(it==mp3[k].end() && mn3[k].back()<j)ok3=1;
                else if(it!=mp3[k].begin() &&  mn3[k][it-mp3[k].begin()-1]<j)ok3=1;
                
                
                if(ok1 && ok2 && ok3){
                    mx=max(mx,i+j+k);
                }
            }
        }
    }
    cout<<mx<<"\n";
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 392 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 289 ms 524 KB Output is correct
15 Correct 111 ms 348 KB Output is correct
16 Correct 175 ms 504 KB Output is correct
17 Correct 210 ms 348 KB Output is correct
18 Correct 224 ms 348 KB Output is correct
19 Correct 260 ms 344 KB Output is correct
20 Correct 244 ms 596 KB Output is correct
21 Correct 89 ms 348 KB Output is correct
22 Correct 114 ms 348 KB Output is correct
23 Correct 34 ms 348 KB Output is correct
24 Correct 119 ms 348 KB Output is correct
25 Correct 129 ms 596 KB Output is correct

Subtask #2
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 392 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 289 ms 524 KB Output is correct
15 Correct 111 ms 348 KB Output is correct
16 Correct 175 ms 504 KB Output is correct
17 Correct 210 ms 348 KB Output is correct
18 Correct 224 ms 348 KB Output is correct
19 Correct 260 ms 344 KB Output is correct
20 Correct 244 ms 596 KB Output is correct
21 Correct 89 ms 348 KB Output is correct
22 Correct 114 ms 348 KB Output is correct
23 Correct 34 ms 348 KB Output is correct
24 Correct 119 ms 348 KB Output is correct
25 Correct 129 ms 596 KB Output is correct
26 Runtime error 4 ms 1112 KB Execution killed with signal 11
27 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 79 ms 20768 KB Output is correct
12 Correct 51 ms 14336 KB Output is correct
13 Correct 61 ms 17372 KB Output is correct
14 Correct 78 ms 22564 KB Output is correct
15 Runtime error 87 ms 43340 KB Execution killed with signal 11
16 Halted 0 ms 0 KB -

Subtask #4
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 79 ms 20768 KB Output is correct
12 Correct 51 ms 14336 KB Output is correct
13 Correct 61 ms 17372 KB Output is correct
14 Correct 78 ms 22564 KB Output is correct
15 Runtime error 87 ms 43340 KB Execution killed with signal 11
16 Halted 0 ms 0 KB -

Subtask #5
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 79 ms 20768 KB Output is correct
12 Correct 51 ms 14336 KB Output is correct
13 Correct 61 ms 17372 KB Output is correct
14 Correct 78 ms 22564 KB Output is correct
15 Runtime error 87 ms 43340 KB Execution killed with signal 11
16 Halted 0 ms 0 KB -

Subtask #6
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 79 ms 20768 KB Output is correct
12 Correct 51 ms 14336 KB Output is correct
13 Correct 61 ms 17372 KB Output is correct
14 Correct 78 ms 22564 KB Output is correct
15 Runtime error 87 ms 43340 KB Execution killed with signal 11
16 Halted 0 ms 0 KB -

Subtask #7
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 392 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 289 ms 524 KB Output is correct
15 Correct 111 ms 348 KB Output is correct
16 Correct 175 ms 504 KB Output is correct
17 Correct 210 ms 348 KB Output is correct
18 Correct 224 ms 348 KB Output is correct
19 Correct 260 ms 344 KB Output is correct
20 Correct 244 ms 596 KB Output is correct
21 Correct 89 ms 348 KB Output is correct
22 Correct 114 ms 348 KB Output is correct
23 Correct 34 ms 348 KB Output is correct
24 Correct 119 ms 348 KB Output is correct
25 Correct 129 ms 596 KB Output is correct
26 Runtime error 4 ms 1112 KB Execution killed with signal 11
27 Halted 0 ms 0 KB -