oj.uz

Submission #753692

# Submission time Handle Problem Language Result Execution time Memory
753692 2023-06-05T17:23:22 Z Sam_a17 Game (IOI14_game) C++17
100 / 100
 427 ms 25160 KB 
#define _CRT_SECURE_NO_WARNINGS
#include <bits/stdc++.h>
//#include "temp.cpp"
#include <cstdio>
using namespace std;
 
#ifndef ONLINE_JUDGE
#define dbg(x) cerr << #x <<" "; print(x); cerr << endl;
#else
#define dbg(x)
#endif
 
#define sz(x) (int((x).size()))
#define len(x) (int)x.length()
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
#define clr(x) (x).clear()
#define uniq(x) x.resize(unique(all(x)) - x.begin());
 
#define pb push_back
#define popf pop_front
#define popb pop_back
#define ld long double
#define ll long long
 
void print(long long t) {cerr << t;}
void print(int t) {cerr << t;}
void print(string t) {cerr << t;}
void print(char t) {cerr << t;}
void print(double t) {cerr << t;}
void print(unsigned long long t) {cerr << t;}
void print(long double t) {cerr << t;}
 
template <class T, class V> void print(pair <T, V> p);
template <class T> void print(vector <T> v);
template <class T> void print(set <T> v);
template <class T, class V> void print(map <T, V> v);
template <class T> void print(multiset <T> v);
template <class T> void print(T v[],T n) {cerr << "["; for(int i = 0; i < n; i++) {cerr << v[i] << " ";} cerr << "]";}
template <class T, class V> void print(pair <T, V> p) {cerr << "{"; print(p.first); cerr << ","; print(p.second); cerr << "}";}
template <class T> void print(vector <T> v) {cerr << "[ "; for (T i : v) {print(i); cerr << " ";} cerr << "]";}
template <class T> void print(deque <T> v) {cerr << "[ "; for (T i : v) {print(i); cerr << " ";} cerr << "]";}
template <class T> void print(set <T> v) {cerr << "[ "; for (T i : v) {print(i); cerr << " ";} cerr << "]";}
template <class T> void print(multiset <T> v) {cerr << "[ "; for (T i : v) {print(i); cerr << " ";} cerr << "]";}
template <class T, class V> void print(map <T, V> v) {cerr << "[ "; for (auto i : v) {print(i); cerr << " ";} cerr << "]";}
 
#include <ext/pb_ds/assoc_container.hpp>
using namespace __gnu_pbds;
#define nl '\n'
 
// for random generations
mt19937 myrand(chrono::steady_clock::now().time_since_epoch().count());
// mt19937 myrand(131);
 
// for grid problems
int dx[8] = {-1,0,1,0,1,-1,1,-1};
int dy[8] = {0,1,0,-1,1,1,-1,-1};
 
long long ka() {
	long long x = 0;
	bool z = false;
	while (1)
	{
		char y = getchar();
		if (y == '-')
			z = true;
		else if ('0' <= y && y <= '9')
			x = x * 10 + y - '0';
		else
		{
			if (z)
				x *= -1;
			return x;
		}
	}
}
 
// lowest / (1 << 17) >= 1e5 / (1 << 18) >= 2e5 / (1 << 21) >= 1e6
void fastIO() {
  ios_base::sync_with_stdio(false);
  cin.tie(nullptr); cout.tie(nullptr);
}
// file in/out
void setIO(string str = "") {
  fastIO();
 
  if (str != "") {
    freopen((str + ".in").c_str(), "r", stdin);
    freopen((str + ".out").c_str(), "w", stdout);
  }
}
 
// Indexed Set
template <class T> using Tree = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;

const int N = 1505;
int c[N][N], p[N];
int nn;

void init() {
  for(int i = 0; i < nn; i++) {
    p[i] = i;
  }
}


void initialize(int n) {
  nn = n;
  for(int i = 0; i < n; i++) {
    for(int j = i + 1; j < n; j++) {
      c[i][j] = 1;
      c[j][i] = 1;
    }
  }

  init();
}


int find(int a) {
  if(a != p[a]) {
    p[a] = find(p[a]);
  }
  return p[a];
}

int same(int a, int b) {
  if(find(a) == find(b)) {
    return 1;
  }
  return 0;
}

int merge(int a, int b) {
  a = find(a), b = find(b);

  p[b] = a;
  for(int i = 0; i < nn; i++) {
    if(same(i, a)) continue;
    c[a][i] += c[b][i];
    c[i][a] += c[i][b];
  }

  return 1;
}

int hasEdge(int u, int v) {
  if(c[find(u)][find(v)] == 1) {
    merge(u, v);
    return 1;
  } else {
    c[find(u)][find(v)]--;
    c[find(v)][find(u)]--;
    return 0;
  }
}

Compilation message

game.cpp: In function 'void setIO(std::string)':
game.cpp:88:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   88 |     freopen((str + ".in").c_str(), "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
game.cpp:89:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   89 |     freopen((str + ".out").c_str(), "w", stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 320 KB Output is correct
4 Correct 1 ms 324 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 0 ms 320 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 324 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 220 KB Output is correct
13 Correct 1 ms 320 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 324 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 324 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 320 KB Output is correct

Subtask #2
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 324 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 328 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 320 KB Output is correct
12 Correct 1 ms 328 KB Output is correct
13 Correct 0 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 324 KB Output is correct
19 Correct 1 ms 328 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 324 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 468 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 468 KB Output is correct
30 Correct 1 ms 452 KB Output is correct
31 Correct 1 ms 452 KB Output is correct
32 Correct 1 ms 468 KB Output is correct
33 Correct 1 ms 452 KB Output is correct
34 Correct 2 ms 596 KB Output is correct
35 Correct 2 ms 596 KB Output is correct
36 Correct 1 ms 596 KB Output is correct
37 Correct 2 ms 596 KB Output is correct
38 Correct 1 ms 588 KB Output is correct
39 Correct 2 ms 696 KB Output is correct
40 Correct 1 ms 588 KB Output is correct
41 Correct 2 ms 596 KB Output is correct
42 Correct 1 ms 596 KB Output is correct
43 Correct 2 ms 592 KB Output is correct
44 Correct 1 ms 596 KB Output is correct
45 Correct 2 ms 588 KB Output is correct
46 Correct 2 ms 588 KB Output is correct
47 Correct 2 ms 596 KB Output is correct
48 Correct 2 ms 596 KB Output is correct
49 Correct 1 ms 588 KB Output is correct
50 Correct 2 ms 596 KB Output is correct
51 Correct 2 ms 596 KB Output is correct
52 Correct 1 ms 596 KB Output is correct
53 Correct 2 ms 596 KB Output is correct
54 Correct 1 ms 596 KB Output is correct

Subtask #3
58.0 / 58.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 324 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 320 KB Output is correct
11 Correct 1 ms 324 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 328 KB Output is correct
15 Correct 1 ms 328 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 320 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 324 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 468 KB Output is correct
26 Correct 1 ms 468 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 456 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 468 KB Output is correct
31 Correct 1 ms 448 KB Output is correct
32 Correct 1 ms 468 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 2 ms 596 KB Output is correct
35 Correct 1 ms 596 KB Output is correct
36 Correct 2 ms 592 KB Output is correct
37 Correct 1 ms 592 KB Output is correct
38 Correct 2 ms 592 KB Output is correct
39 Correct 2 ms 596 KB Output is correct
40 Correct 2 ms 596 KB Output is correct
41 Correct 1 ms 596 KB Output is correct
42 Correct 2 ms 596 KB Output is correct
43 Correct 2 ms 588 KB Output is correct
44 Correct 2 ms 596 KB Output is correct
45 Correct 1 ms 596 KB Output is correct
46 Correct 1 ms 596 KB Output is correct
47 Correct 1 ms 684 KB Output is correct
48 Correct 1 ms 596 KB Output is correct
49 Correct 1 ms 596 KB Output is correct
50 Correct 1 ms 596 KB Output is correct
51 Correct 1 ms 596 KB Output is correct
52 Correct 1 ms 588 KB Output is correct
53 Correct 2 ms 596 KB Output is correct
54 Correct 1 ms 596 KB Output is correct
55 Correct 47 ms 5024 KB Output is correct
56 Correct 36 ms 5068 KB Output is correct
57 Correct 34 ms 5068 KB Output is correct
58 Correct 37 ms 5024 KB Output is correct
59 Correct 37 ms 5068 KB Output is correct
60 Correct 34 ms 5000 KB Output is correct
61 Correct 32 ms 5032 KB Output is correct
62 Correct 34 ms 4976 KB Output is correct
63 Correct 34 ms 5068 KB Output is correct
64 Correct 31 ms 5092 KB Output is correct
65 Correct 32 ms 5068 KB Output is correct
66 Correct 33 ms 5048 KB Output is correct
67 Correct 35 ms 5004 KB Output is correct
68 Correct 36 ms 5072 KB Output is correct
69 Correct 34 ms 5060 KB Output is correct
70 Correct 34 ms 4992 KB Output is correct
71 Correct 32 ms 5024 KB Output is correct
72 Correct 34 ms 5016 KB Output is correct
73 Correct 34 ms 5068 KB Output is correct
74 Correct 34 ms 4980 KB Output is correct
75 Correct 40 ms 5000 KB Output is correct
76 Correct 91 ms 8900 KB Output is correct
77 Correct 80 ms 8880 KB Output is correct
78 Correct 83 ms 9008 KB Output is correct
79 Correct 81 ms 8876 KB Output is correct
80 Correct 78 ms 8896 KB Output is correct
81 Correct 82 ms 8972 KB Output is correct
82 Correct 86 ms 8956 KB Output is correct
83 Correct 79 ms 8908 KB Output is correct
84 Correct 82 ms 8940 KB Output is correct
85 Correct 148 ms 13356 KB Output is correct
86 Correct 141 ms 13388 KB Output is correct
87 Correct 150 ms 13484 KB Output is correct
88 Correct 137 ms 13372 KB Output is correct
89 Correct 149 ms 13356 KB Output is correct
90 Correct 138 ms 13388 KB Output is correct
91 Correct 139 ms 13504 KB Output is correct
92 Correct 138 ms 13368 KB Output is correct
93 Correct 138 ms 13492 KB Output is correct
94 Correct 346 ms 25068 KB Output is correct
95 Correct 370 ms 25108 KB Output is correct
96 Correct 355 ms 25160 KB Output is correct
97 Correct 363 ms 25160 KB Output is correct
98 Correct 427 ms 25112 KB Output is correct
99 Correct 412 ms 25120 KB Output is correct
100 Correct 386 ms 25096 KB Output is correct