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답안 #219400

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
219400 2020-04-05T08:49:28 Z Haunted_Cpp Topovi (COCI15_topovi) C++17
36 / 120
 729 ms 65540 KB 
#include <iostream>
#include <algorithm>
#include <cmath>
#include <vector>
#include <set>
#include <map>
#include <unordered_set>
#include <unordered_map>
#include <queue>
#include <cassert>
#include <string>
#include <cstring>
#include <bitset>
#include <random>
#include <chrono>
#include <iomanip>

/*
#pragma GCC optimize ("Ofast")
#pragma GCC target("fma,sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,tune=native")
#pragma GCC optimize("unroll-loops")
*/

#define FOR(i, a, b) for(int i = a; i < (int) b; i++)
#define F0R(i, a) FOR (i, 0, a)
#define ROF(i, a, b) for(int i = a; i >= (int) b; i--)
#define R0F(i, a) ROF(i, a, 0)
#define GO(i, a) for (auto i : a)
 
#define rsz resize
#define eb emplace_back
#define pb push_back
#define sz(x) (int) x.size()
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define f first
#define s second
 
using namespace std;
 
typedef pair<int, int> pii;
typedef vector<int> vi;
typedef vector<pii> vpii;
typedef vector<vi> vvi;
typedef vector<vpii> vvpii;
typedef long long i64;
typedef vector<i64> vi64;
typedef vector<vi64> vvi64;
typedef pair<i64, i64> pi64;
typedef vector<pi64> vpi64;
 
const int dr[] = {+1, -1, +0, +0, +1, -1, +1, -1};
const int dc[] = {+0, +0, +1, -1, +1, -1, -1, +1};
const int ms[] = {+31, +29, +31, 30, +31, +30, +31, +31, +30, +31, +30, +31};

map<int, int> current_row;
map<int, int> current_column;
map<int, int> linha_xor;
map<int, int> coluna_xor;
map<pii, int> torres;

int main () {
  ios::sync_with_stdio(0);
  cin.tie(0);
  int n, t, q;
  cin >> n >> t >> q;
  i64 total = 1LL * n * n;
  FOR (i, 1, n + 1) {
    linha_xor[0]++;
    current_row[i] = 0;
    coluna_xor[0]++;
    current_row[i] = 0;
  }
  F0R (i, t) {
    int linha, coluna, valor;
    cin >> linha >> coluna >> valor;
    
    torres[{linha, coluna}] = valor;
    
    --linha_xor[current_row[linha]];
    current_row[linha] ^= valor;
    ++linha_xor[current_row[linha]];
    
    --coluna_xor[current_column[coluna]];
    current_column[coluna] ^= valor;
    ++coluna_xor[current_column[coluna]];
  }
  while (q--) {
    int l1, c1, l2, c2;
    cin >> l1 >> c1 >> l2 >> c2;
    // Remover
    --linha_xor[current_row[l1]]; 
    current_row[l1] ^= torres[{l1, c1}];
    ++linha_xor[current_row[l1]];
    
    --coluna_xor[current_column[c1]];
    current_column[c1] ^= torres[{l1, c1}];
    ++coluna_xor[current_column[c1]];
    
    // Adicionar
    --linha_xor[current_row[l2]]; 
    current_row[l2] ^= torres[{l1, c1}];
    ++linha_xor[current_row[l2]];
    
    --coluna_xor[current_column[c2]];
    current_column[c2] ^= torres[{l1, c1}];
    ++coluna_xor[current_column[c2]];
    
    swap (torres[{l1, c1}], torres[{l2, c2}]);
    
    // Do not forget not attacked cells ! Both Row and Column empty
    i64 not_attacked = 0;
    GO (to, linha_xor) {
      int valor = to.f;
      int primeiro = to.s;
      int segundo = coluna_xor[valor];
      not_attacked += 1LL * primeiro * segundo;
    }
    // Both empty
    not_attacked += 1LL * (n - sz(current_row)) * (n - sz(current_column));
    cout << total - not_attacked << '\n';
    
    
    
  }
  return 0;
}

Subtask #1
36.0 / 120.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Runtime error 555 ms 65540 KB Execution killed with signal 9 (could be triggered by violating memory limits)
7 Correct 729 ms 54264 KB Output is correct
8 Runtime error 548 ms 65540 KB Execution killed with signal 9 (could be triggered by violating memory limits)
9 Runtime error 548 ms 65536 KB Execution killed with signal 9 (could be triggered by violating memory limits)
10 Runtime error 552 ms 65540 KB Execution killed with signal 9 (could be triggered by violating memory limits)
11 Runtime error 551 ms 65540 KB Execution killed with signal 9 (could be triggered by violating memory limits)
12 Runtime error 558 ms 65540 KB Execution killed with signal 9 (could be triggered by violating memory limits)
13 Runtime error 551 ms 65540 KB Execution killed with signal 9 (could be triggered by violating memory limits)
14 Runtime error 550 ms 65540 KB Execution killed with signal 9 (could be triggered by violating memory limits)
15 Runtime error 543 ms 65536 KB Execution killed with signal 9 (could be triggered by violating memory limits)
16 Runtime error 549 ms 65540 KB Execution killed with signal 9 (could be triggered by violating memory limits)
17 Runtime error 553 ms 65540 KB Execution killed with signal 9 (could be triggered by violating memory limits)
18 Runtime error 549 ms 65540 KB Execution killed with signal 9 (could be triggered by violating memory limits)
19 Runtime error 545 ms 65540 KB Execution killed with signal 9 (could be triggered by violating memory limits)
20 Runtime error 564 ms 65540 KB Execution killed with signal 9 (could be triggered by violating memory limits)