oj.uz

Submission #928616

# Submission time Handle Problem Language Result Execution time Memory
928616 2024-02-16T19:16:23 Z OAleksa Game (IOI14_game) C++14
0 / 100
 18 ms 36444 KB 
#include "game.h"
#include <bits/stdc++.h>
using namespace std;
const int N = 1569;
int n, p[N], sz[N], c[N][N];
int root(int v) {
   if (p[v] == v)
      return v;
   return p[v] = root(p[v]);
}
void initialize(int n1) {
   n = n1;
   for (int i = 0;i < n;i++) {
      p[i] = i, sz[i] = 1;
   }
   for (int i = 0;i < n;i++) {
      for (int j = 0;j < n;j++) {
         if (i == j)
            continue;
         c[i][j] = 1;
      }
   }
}

int hasEdge(int u, int v) {
   int a = root(u);
   int b = root(v);
   if (a == b || c[a][b] > 1)
      return 1;
   --c[a][b], --c[b][a];
   if (sz[a] < sz[b])
      swap(a, b);
   p[b] = a;
   sz[a] += sz[b];
   for (int i = 0;i < n;i++) {
      if (i == a || i == b)
         continue;
      c[a][i] += c[b][i];
      c[i][a] += c[b][i];
   }
}

Compilation message

game.cpp: In function 'int hasEdge(int, int)':
game.cpp:41:1: warning: control reaches end of non-void function [-Wreturn-type]
   41 | }
      | ^

Subtask #1
0 / 15.0

# Verdict Execution time Memory Grader output
1 Runtime error 17 ms 36440 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #2
0 / 27.0

# Verdict Execution time Memory Grader output
1 Runtime error 17 ms 36444 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #3
0 / 58.0

# Verdict Execution time Memory Grader output
1 Runtime error 18 ms 36444 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -