Submission #1096876

#	Time	Username	Problem	Language	Result	Execution time	Memory
1096876		thangdz2k7	Team Contest (JOI22_team)	C++17	100 / 100	109 ms	12512 KiB

team

// author : thembululquaUwU
// 3.9.2024

#include <bits/stdc++.h>
#define pb push_back
#define fi first
#define se second
#define endl '\n'

using namespace std;
using ll = long long;
using ii = pair <int, int>;
using vi = vector <int>;
using ar = array <int, 4>;

const int N = 2e5 + 5;
const int mod = 1e9 + 7;

void maxl(auto &a, auto b) {a = max(a, b);}
void minl(auto &a, auto b) {a = min(a, b);}

vector <ar> V[3];
bool bad[N];
int n;

#define fr(i) for (int i = 0; i < 3; ++ i)
#define V(x, y) V[x][i[x]][y]

void solve(){
    cin >> n; int i[] = {n - 1, n - 1, n - 1};
    for (int j = 0; j < n; ++ j){
        int x, y, z; cin >> x >> y >> z;
        fr(t) V[t].pb({x, y, z, j});
    }
    fr(t) sort(V[t].begin(), V[t].end(), [&](ar a, ar b) {return a[t] < b[t]; });
    while (true){
        fr(j) {
            while (i[j] >= 0 && bad[(V(j, 3))]) -- i[j];
            if (i[j] < 0){
                cout << -1;
                return;
            }
        }
        ll ans = 0;
        vi v; fr(j) v.pb(V(j, 3)), ans += V(j, j); bool ok = 0;
        fr(j) fr(t) if ((j ^ t) && V(j, j) == V(t, j)) bad[v[t]] = 1, ok = 1;
        if (!ok) {
            cout << ans << endl; return;
        }
    }
}

int main(){
    if (fopen("pqh.inp", "r")){
        freopen("pqh.inp", "r", stdin);
        freopen("pqh.out", "w", stdout);
    }
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);

    int t = 1; // cin >> t;
    while (t --) solve();
    return 0;
}

Compilation message (stderr)

team.cpp:19:11: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   19 | void maxl(auto &a, auto b) {a = max(a, b);}
      |           ^~~~
team.cpp:19:20: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   19 | void maxl(auto &a, auto b) {a = max(a, b);}
      |                    ^~~~
team.cpp:20:11: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   20 | void minl(auto &a, auto b) {a = min(a, b);}
      |           ^~~~
team.cpp:20:20: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   20 | void minl(auto &a, auto b) {a = min(a, b);}
      |                    ^~~~
team.cpp: In function 'int main()':
team.cpp:55:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   55 |         freopen("pqh.inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
team.cpp:56:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   56 |         freopen("pqh.out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

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