Submission #556200

#	Time	Username	Problem	Language	Result	Execution time	Memory
556200		600Mihnea	Team Contest (JOI22_team)	C++17	8 / 100	2087 ms	1972 KiB

team

#include <bits/stdc++.h>

bool home = 1;

using namespace std;

struct T {
  int x;
  int y;
  int z;
};

bool cmp_x_inv(T a,T b) {
  return a.x>b.x;
}

typedef long long ll;
const int N=150000+7;
const int INF=(int)1e9+7;
int n;
T a[N];

signed main() {
#ifdef ONLINE_JUDGE
  home = 0;
#endif

  home=0;

  if (home) {
    freopen("I_am_iron_man", "r", stdin);
  }
  else {
    ios::sync_with_stdio(0); cin.tie(0);
  }

  cin>>n;
  for (int i=1;i<=n;i++) {
    cin>>a[i].x>>a[i].y>>a[i].z;
  }
  sort(a+1,a+n+1,cmp_x_inv);
  int print=-1;

  int last=n;

  while(last>=1){
    int first=last;
    while(first-1>=1&&a[first-1].x==a[first].x) first--;



    for (int i=first;i<=last;i++) {
      int sol=-INF;
      for (int j=last+1;j<=n;j++) {
        for (int k=j+1;k<=n;k++) {

          assert(a[i].x>max(a[j].x,a[k].x));

          if (a[j].y>max(a[i].y,a[k].y) && a[k].z>max(a[i].z,a[j].z)) sol=max(sol,a[j].y+a[k].z);
          if (a[j].z>max(a[i].z,a[k].z) && a[k].y>max(a[i].y,a[j].y)) sol=max(sol,a[j].z+a[k].y);

        }
      }
      print=max(print,sol+a[i].x);
    }

    last=first-1;
  }


  cout<<print<<"\n";
}

Compilation message (stderr)

team.cpp: In function 'int main()':
team.cpp:31:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   31 |     freopen("I_am_iron_man", "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 8 / 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