Submission #1299483

#	Time	Username	Problem	Language	Result	Execution time	Memory
1299483		trandangquang	Team Contest (JOI22_team)	C++20	0 / 100	1 ms	580 KiB

team

#include<bits/stdc++.h>
using namespace std;

#define foru(i,a,b) for(int i=(a); i<=(b); ++i)
#define ford(i,a,b) for(int i=(a); i>=(b); --i)
#define rep(i,a) for(int i=0; i<(a); ++i)
#define sz(a) (int)(a).size()
#define all(a) (a).begin(),(a).end()
#define bit(s,i) (((s)>>(i))&1)
#define ii pair<int,int>
#define vi vector<int>
#define vii vector<ii>
#define fi first
#define se second
#define ll long long
#define eb emplace_back
#define pb push_back
#define __builtin_popcount __builtin_popcountll
#define _ << " " <<

template <class X, class Y> bool maxi(X &x, Y y){return x<y?x=y,true:false;}
template <class X, class Y> bool mini(X &x, Y y){return x>y?x=y,true:false;}

const int N=151515;

int n,x[N],y[N],z[N]; bool del[N];
priority_queue<ii> X,Y,Z;

void solve(){
    cin>>n;
    foru(i,1,n){
        cin>>x[i]>>y[i]>>z[i];
        X.push({x[i],i});
        Y.push({y[i],i});
        Z.push({z[i],i});
    }

    while(true){
        if(X.empty() || Y.empty() || Z.empty()){
            cout<<"-1\n";
            return;
        }

        int i=X.top().se, j=Y.top().se, k=Z.top().se;
        if(i==j || i==k){
            del[i]=true;
        } else if(j==k){
            del[j]=true;
        } else{
            cout<<x[i]+y[j]+z[k]<<'\n';
            return;
        }

        while(!X.empty() && del[X.top().se]) X.pop();
        while(!Y.empty() && del[Y.top().se]) Y.pop();
        while(!Z.empty() && del[Z.top().se]) Z.pop();
    }
}

int32_t main(){
    #define task "test"
    if(fopen(task".inp", "r")){
        freopen(task".inp", "r", stdin);
        freopen(task".out", "w", stdout);
    }
    cin.tie(0)->sync_with_stdio(0);

    int tc=1; //cin>>tc;
    foru(i,1,tc){
        solve();
    }
}

Compilation message (stderr)

team.cpp: In function 'int32_t main()':
team.cpp:63:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   63 |         freopen(task".inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
team.cpp:64:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   64 |         freopen(task".out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 8
• Subtask 2: 0 / 29
• Subtask 3: 0 / 9
• Subtask 4: 0 / 9
• Subtask 5: 0 / 9
• Subtask 6: 0 / 9
• Subtask 7: 0 / 27