oj.uz

Submission #246345

# Submission time Handle Problem Language Result Execution time Memory
246345 2020-07-08T18:12:15 Z kostia244 Stray Cat (JOI20_stray) C++17
0 / 100
 56 ms 19060 KB 
#include "Anthony.h"
#include <bits/stdc++.h>
#define pb push_back
using namespace std;


namespace anton {
const int maxn = 1<<17;
vector<int> val, p, pidx, col,  god = {0, 0, 1, 0, 1, 1};
vector<array<int, 2>> g[maxn];
void dfs(int v) {
	for(auto &[i, idx] : g[v]) if(i != p[v]) {
		p[i] = v, pidx[i] = idx;
		col[i] = col[v]^1;
		dfs(i);
	}
	//cout << v << " // " << col[v] << '\n';
	if(!v || g[v].size() == 2) return;
	int u = p[v];
	vector<int> l {v};
	while(u && g[u].size() == 2) {
		l.pb(u);
		u = p[u];
	}
	int b = 0;
	while(god[b] != col[v] || god[(b + l.size() - 1)%6] != col[l.back()]) b++;
	//cout << v << " /// " << b << endl;
	//cout << god[b] << " vs " << col[v] << '\n';
	for(int i = 0; i < l.size(); i++) val[pidx[l[i]]] = god[(i+b)%6];
}

} 

std::vector<int> Mark(int N, int M, int A, int B,
                      std::vector<int> U, std::vector<int> V) {
  using namespace anton;
  val.resize(M);
  for(int i = 0; i < M; i++) {
	  g[U[i]].pb({V[i], i});
	  g[V[i]].pb({U[i], i});
  }
  p.resize(N);
  pidx.resize(N);
  col.resize(N);
  dfs(0);
  //for(int i = 0; i < M; i++) cout << U[i] << " " << V[i] << " " << val[i] << '\n';
  return val;
}

#include "Catherine.h"
#include <bits/stdc++.h>
#define pb push_back
using namespace std;

namespace kate {

int A, B, gg = 0, lst = -2, mvs = 0;
string cur, god = "110100110100";
int decide(vector<int> c) {
	if(mvs++ > 10 && !gg) exit(-1);
	if(c[0] + c[1] == 0) {
		gg = 1;
		return -1;
	}
	if(lst == -2 && c[0]+c[1] == 1) {
		gg = 1;
		return lst = c[1];
	}
	if(c[0] + c[1] + (lst != -2) > 2) {
		gg = 1;
		if(c[0] == 0) return -1;
		if(c[1] == 0) return -1;
		if(c[0] == 1) return lst = 0;
		if(c[1] == 1) return lst = 1;
		exit(-1);
	}
	if(c[0] + c[1] == 2) {
		if(c[0]) {
			cur.pb('0'+c[1]);
			cur.pb('0');
			return lst = 0;
		}
		cur += "11";
		return lst = 1;
	}
	if(gg) return lst = c[1];
	cur.pb('0'+c[1]);
	if(cur.size() == 5) {
		gg = 1;
		//cout << " " << gg << "Yay\n";
		if(god.find(cur) != string::npos) return -1;
	}
	return lst = c[1];
}


}  // namespace

void Init(int A, int B) {
	kate::A = A;
	kate::B = B;
}

int Move(std::vector<int> y) {
	//cout << y[0] << " " << y[1] << " go ";
	int t = kate::decide(y);
	//cout <<kate::cur << " " << t << endl;
	return t;
}

Compilation message

Anthony.cpp: In function 'void anton::dfs(int)':
Anthony.cpp:29:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i = 0; i < l.size(); i++) val[pidx[l[i]]] = god[(i+b)%6];
                 ~~^~~~~~~~~~

Subtask #1
0 / 2.0

# Verdict Execution time Memory Grader output
1 Incorrect 55 ms 19060 KB Wrong Answer [6]
2 Halted 0 ms 0 KB -

Subtask #2
0 / 2.0

# Verdict Execution time Memory Grader output
1 Incorrect 55 ms 19060 KB Wrong Answer [6]
2 Halted 0 ms 0 KB -

Subtask #3
0 / 2.0

# Verdict Execution time Memory Grader output
1 Incorrect 56 ms 16888 KB Wrong Answer [6]
2 Halted 0 ms 0 KB -

Subtask #4
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 56 ms 16888 KB Wrong Answer [6]
2 Halted 0 ms 0 KB -

Subtask #5
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 6912 KB Output is correct
2 Correct 10 ms 6976 KB Output is correct
3 Correct 13 ms 6912 KB Output is correct
4 Correct 11 ms 6912 KB Output is correct
5 Correct 11 ms 6912 KB Output is correct
6 Correct 12 ms 6912 KB Output is correct
7 Correct 12 ms 6912 KB Output is correct
8 Correct 11 ms 6912 KB Output is correct
9 Correct 13 ms 6912 KB Output is correct
10 Correct 11 ms 6912 KB Output is correct
11 Correct 12 ms 6912 KB Output is correct
12 Incorrect 12 ms 6912 KB Wrong Answer [6]
13 Halted 0 ms 0 KB -

Subtask #6
0 / 71.0

# Verdict Execution time Memory Grader output
1 Incorrect 51 ms 14404 KB Wrong Answer [6]
2 Halted 0 ms 0 KB -

Subtask #7
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 53 ms 14512 KB Wrong Answer [6]
2 Halted 0 ms 0 KB -