oj.uz

Submission #285659

# Submission time Handle Problem Language Result Execution time Memory
285659 2020-08-29T11:41:13 Z cookiedoth Vision Program (IOI19_vision) C++14
100 / 100
 15 ms 1652 KB 
#include "vision.h"
#include <iostream>
#include <fstream>
#include <vector>
#include <set>
#include <map>
#include <bitset>
#include <iomanip>
#include <deque>
#include <queue>
#include <algorithm>
#include <string>
#include <cassert>
#include <memory>
#include <numeric>
#include <functional>
#include <random>
#define ll long long
#define null NULL
#define all(a) a.begin(), a.end()
#define rall(a) a.rbegin(), a.rend()
#define length(a) ((int)a.size())

using namespace std;

template<class iterator> void output(iterator begin, iterator end, ostream &out = cerr) {
	while (begin != end) {
		out << (*begin) << " ";
		begin++;
	}
	out << endl;
}

template<class T> void output(const T &x, ostream &out = cerr) {
	output(all(x), out);
}

template<class T> int chkmin(T &a, const T &b) {
	if (b < a) {
		a = b;
		return 1;
	}
	return 0;
}

template<class T> int chkmax(T &a, const T &b) {
	if (b > a) {
		a = b;
		return 1;
	}
	return 0;
}

int ONE, ZERO;

vector<int> to_number(const vector<int> &A, int B) {
	vector<int> res;
	for (int b = 0; b < B; ++b) {
		vector<int> cur;
		for (int i = 0; i < A.size(); ++i) {
			if ((i >> b) & 1) {
				cur.push_back(A[i]);
			}
		}
		if (cur.empty()) {
			res.push_back(ZERO);
		} else {
			res.push_back(add_or(cur));
		}
	}
	return res;
}

void flip(vector<int> &a) {
	for (int i = 0; i < a.size(); ++i) {
		a[i] = add_not(a[i]);
	}
}

vector<int> sum(const vector<int> &a, const vector<int> &b) {
	int B = a.size();
	vector<int> res(B);
	int p = -1;
	for (int i = 0; i < B; ++i) {
		if (p == -1) {
			res[i] = add_xor({a[i], b[i]});
			p = add_and({a[i], b[i]});
		} else {
			res[i] = add_xor({a[i], b[i], p});
			p = add_or({add_and({a[i], b[i]}), add_and({a[i], p}), add_and({b[i], p})});
		}
	}
	return res;
}

vector<int> from_bits(const vector<int> &a, int n, int B) {
	vector<int> res(n);
	for (int i = 0; i < n; ++i) {
		vector<int> cur;
		for (int j = 0; j < B; ++j) {
			if ((i >> j) & 1) {
				cur.push_back(a[j]);
			} else {
				cur.push_back(add_not(a[j]));
			}
		}
		res[i] = add_and(cur);
	}
	return res;
}

vector<int> substract_from(const vector<int> &a) {
	int p = ZERO;
	vector<int> res(a.size());
	for (int i = 0; i < a.size(); ++i) {
		res[i] = add_xor({a[i], p});
		p = add_or({a[i], p});
	}
	return res;
}

vector<int> diff(const vector<int> &R, const vector<int> &L) {
	int n = R.size();
	int B = 1;
	while ((1 << B) < n) {
		B++;
	}
	// cerr << "kek" << endl;
	vector<int> num1 = to_number(R, B);
	vector<int> num2 = to_number(L, B);
	num2 = substract_from(num2);
	// cerr << "num1" << endl;
	// output(all(num1));
	// cerr << "num2" << endl;
	// output(all(num2));
	// cerr << "_num2" << endl;
	// output(all(num2));
	vector<int> res = sum(num1, num2);
	// cerr << "_res" << endl;
	// output(all(res));
	// cerr << "res" << endl;
	// output(all(res));
	vector<int> res_diff = from_bits(res, n, B);
	return res_diff;
}

vector<int> diff(const vector<int> &a) {
	// cerr << "diff" << endl;
	// output(all(a));
	int n = a.size();
	vector<int> pref(n), suf(n);
	pref[0] = add_not(a[0]);
	for (int i = 1; i < n; ++i) {
		pref[i] = add_and({add_not(a[i]), pref[i - 1]});
	}
	suf[n - 1] = add_not(a[n - 1]);
	for (int i = n - 2; i >= 0; --i) {
		suf[i] = add_and({add_not(a[i]), suf[i + 1]});
	}
	vector<int> L(n), R(n);
	L[0] = a[0];
	for (int i = 1; i < n; ++i) {
		L[i] = add_and({a[i], pref[i - 1]});
	}
	R[n - 1] = a[n - 1];
	for (int i = n - 2; i >= 0; --i) {
		R[i] = add_and({a[i], suf[i + 1]});
	}
	// cerr << "LR = " << endl;
	// output(all(L));
	// output(all(R));
	return diff(R, L);
}

int n, m, k;

int get(int r, int c) {
	return r * m + c;
}

void construct_network(int _n, int _m, int _k) {
	n = _n;
	m = _m;
	k = _k;
	ONE = add_or({0, add_not(0)});
	ZERO = add_and({0, add_not(0)});
	vector<int> rows, columns;
	for (int i = 0; i < n; ++i) {
		vector<int> cur_row;
		for (int j = 0; j < m; ++j) {
			cur_row.push_back(get(i, j));
		}
		rows.push_back(add_or(cur_row));
	}
	for (int i = 0; i < m; ++i) {
		vector<int> cur_column;
		for (int j = 0; j < n; ++j) {
			cur_column.push_back(get(j, i));
		}
		columns.push_back(add_or(cur_column));
	}
	// cerr << "rows" << endl;
	// output(all(rows));
	// cerr << "columns" << endl;
	// output(all(columns));
	vector<int> row_d = diff(rows);
	vector<int> col_d = diff(columns);
	// cerr << "row_d" << endl;
	// output(all(row_d));
	// cerr << "col_d" << endl;
	// output(all(col_d));
	vector<int> poss;
	for (int i = 0; i < n; ++i) {
		for (int j = 0; j < m; ++j) {
			if (i + j == k) {
				poss.push_back(add_and({row_d[i], col_d[j]}));
			}
		}
	}
	add_or(poss);
}

Compilation message

vision.cpp: In function 'std::vector<int> to_number(const std::vector<int>&, int)':
vision.cpp:60:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   60 |   for (int i = 0; i < A.size(); ++i) {
      |                   ~~^~~~~~~~~~
vision.cpp: In function 'void flip(std::vector<int>&)':
vision.cpp:75:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   75 |  for (int i = 0; i < a.size(); ++i) {
      |                  ~~^~~~~~~~~~
vision.cpp: In function 'std::vector<int> substract_from(const std::vector<int>&)':
vision.cpp:115:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  115 |  for (int i = 0; i < a.size(); ++i) {
      |                  ~~^~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 1 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 1 ms 256 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 0 ms 256 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 1 ms 256 KB Output is correct
15 Correct 1 ms 256 KB Output is correct
16 Correct 1 ms 256 KB Output is correct
17 Correct 0 ms 256 KB Output is correct
18 Correct 0 ms 256 KB Output is correct

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 1 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 1 ms 256 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 0 ms 256 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 1 ms 256 KB Output is correct
15 Correct 1 ms 256 KB Output is correct
16 Correct 1 ms 256 KB Output is correct
17 Correct 0 ms 256 KB Output is correct
18 Correct 0 ms 256 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 0 ms 256 KB Output is correct
21 Correct 1 ms 384 KB Output is correct
22 Correct 1 ms 384 KB Output is correct
23 Correct 1 ms 384 KB Output is correct
24 Correct 1 ms 384 KB Output is correct
25 Correct 1 ms 384 KB Output is correct
26 Correct 1 ms 384 KB Output is correct
27 Correct 1 ms 384 KB Output is correct

Subtask #3
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 1 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 1 ms 256 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 0 ms 256 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 1 ms 256 KB Output is correct
15 Correct 1 ms 256 KB Output is correct
16 Correct 1 ms 256 KB Output is correct
17 Correct 0 ms 256 KB Output is correct
18 Correct 0 ms 256 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 0 ms 256 KB Output is correct
21 Correct 1 ms 384 KB Output is correct
22 Correct 1 ms 384 KB Output is correct
23 Correct 1 ms 384 KB Output is correct
24 Correct 1 ms 384 KB Output is correct
25 Correct 1 ms 384 KB Output is correct
26 Correct 1 ms 384 KB Output is correct
27 Correct 1 ms 384 KB Output is correct
28 Correct 1 ms 384 KB Output is correct
29 Correct 1 ms 384 KB Output is correct
30 Correct 1 ms 384 KB Output is correct
31 Correct 1 ms 384 KB Output is correct
32 Correct 1 ms 384 KB Output is correct
33 Correct 1 ms 384 KB Output is correct
34 Correct 1 ms 384 KB Output is correct
35 Correct 1 ms 384 KB Output is correct
36 Correct 2 ms 384 KB Output is correct
37 Correct 1 ms 384 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 1 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 1 ms 256 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 0 ms 256 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 1 ms 256 KB Output is correct
15 Correct 1 ms 256 KB Output is correct
16 Correct 1 ms 256 KB Output is correct
17 Correct 0 ms 256 KB Output is correct
18 Correct 0 ms 256 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 0 ms 256 KB Output is correct
21 Correct 1 ms 384 KB Output is correct
22 Correct 1 ms 384 KB Output is correct
23 Correct 1 ms 384 KB Output is correct
24 Correct 1 ms 384 KB Output is correct
25 Correct 1 ms 384 KB Output is correct
26 Correct 1 ms 384 KB Output is correct
27 Correct 1 ms 384 KB Output is correct
28 Correct 1 ms 384 KB Output is correct
29 Correct 1 ms 384 KB Output is correct
30 Correct 1 ms 384 KB Output is correct
31 Correct 1 ms 384 KB Output is correct
32 Correct 1 ms 384 KB Output is correct
33 Correct 1 ms 384 KB Output is correct
34 Correct 1 ms 384 KB Output is correct
35 Correct 1 ms 384 KB Output is correct
36 Correct 2 ms 384 KB Output is correct
37 Correct 1 ms 384 KB Output is correct
38 Correct 4 ms 768 KB Output is correct
39 Correct 1 ms 384 KB Output is correct
40 Correct 1 ms 384 KB Output is correct
41 Correct 3 ms 512 KB Output is correct
42 Correct 3 ms 512 KB Output is correct
43 Correct 7 ms 768 KB Output is correct
44 Correct 4 ms 768 KB Output is correct
45 Correct 5 ms 768 KB Output is correct
46 Correct 4 ms 768 KB Output is correct
47 Correct 5 ms 768 KB Output is correct

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 512 KB Output is correct
2 Correct 2 ms 640 KB Output is correct
3 Correct 2 ms 512 KB Output is correct
4 Correct 2 ms 512 KB Output is correct
5 Correct 2 ms 512 KB Output is correct
6 Correct 2 ms 512 KB Output is correct
7 Correct 2 ms 512 KB Output is correct
8 Correct 3 ms 512 KB Output is correct
9 Correct 2 ms 512 KB Output is correct
10 Correct 2 ms 640 KB Output is correct
11 Correct 2 ms 640 KB Output is correct
12 Correct 2 ms 512 KB Output is correct
13 Correct 3 ms 640 KB Output is correct
14 Correct 2 ms 640 KB Output is correct
15 Correct 2 ms 512 KB Output is correct
16 Correct 2 ms 512 KB Output is correct
17 Correct 3 ms 640 KB Output is correct
18 Correct 3 ms 512 KB Output is correct
19 Correct 2 ms 640 KB Output is correct
20 Correct 2 ms 512 KB Output is correct
21 Correct 0 ms 308 KB Output is correct
22 Correct 1 ms 256 KB Output is correct

Subtask #6
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 2 ms 512 KB Output is correct
4 Correct 2 ms 512 KB Output is correct
5 Correct 2 ms 512 KB Output is correct
6 Correct 2 ms 512 KB Output is correct
7 Correct 2 ms 512 KB Output is correct
8 Correct 3 ms 640 KB Output is correct
9 Correct 3 ms 640 KB Output is correct
10 Correct 4 ms 640 KB Output is correct
11 Correct 3 ms 640 KB Output is correct
12 Correct 3 ms 640 KB Output is correct
13 Correct 2 ms 512 KB Output is correct
14 Correct 2 ms 512 KB Output is correct
15 Correct 2 ms 512 KB Output is correct
16 Correct 2 ms 512 KB Output is correct
17 Correct 2 ms 640 KB Output is correct
18 Correct 2 ms 512 KB Output is correct
19 Correct 2 ms 512 KB Output is correct
20 Correct 7 ms 1024 KB Output is correct
21 Correct 8 ms 1024 KB Output is correct
22 Correct 8 ms 1024 KB Output is correct
23 Correct 8 ms 1024 KB Output is correct
24 Correct 8 ms 1024 KB Output is correct
25 Correct 8 ms 1024 KB Output is correct
26 Correct 8 ms 1024 KB Output is correct
27 Correct 13 ms 1532 KB Output is correct
28 Correct 14 ms 1532 KB Output is correct
29 Correct 13 ms 1532 KB Output is correct
30 Correct 13 ms 1532 KB Output is correct
31 Correct 14 ms 1532 KB Output is correct
32 Correct 1 ms 256 KB Output is correct
33 Correct 0 ms 256 KB Output is correct

Subtask #7
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 1532 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 2 ms 512 KB Output is correct
4 Correct 3 ms 640 KB Output is correct
5 Correct 3 ms 512 KB Output is correct
6 Correct 3 ms 512 KB Output is correct
7 Correct 8 ms 1024 KB Output is correct
8 Correct 8 ms 1024 KB Output is correct
9 Correct 14 ms 1532 KB Output is correct
10 Correct 1 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct

Subtask #8
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 1 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 1 ms 256 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 0 ms 256 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 1 ms 256 KB Output is correct
15 Correct 1 ms 256 KB Output is correct
16 Correct 1 ms 256 KB Output is correct
17 Correct 0 ms 256 KB Output is correct
18 Correct 0 ms 256 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 0 ms 256 KB Output is correct
21 Correct 1 ms 384 KB Output is correct
22 Correct 1 ms 384 KB Output is correct
23 Correct 1 ms 384 KB Output is correct
24 Correct 1 ms 384 KB Output is correct
25 Correct 1 ms 384 KB Output is correct
26 Correct 1 ms 384 KB Output is correct
27 Correct 1 ms 384 KB Output is correct
28 Correct 1 ms 384 KB Output is correct
29 Correct 1 ms 384 KB Output is correct
30 Correct 1 ms 384 KB Output is correct
31 Correct 1 ms 384 KB Output is correct
32 Correct 1 ms 384 KB Output is correct
33 Correct 1 ms 384 KB Output is correct
34 Correct 1 ms 384 KB Output is correct
35 Correct 1 ms 384 KB Output is correct
36 Correct 2 ms 384 KB Output is correct
37 Correct 1 ms 384 KB Output is correct
38 Correct 4 ms 768 KB Output is correct
39 Correct 1 ms 384 KB Output is correct
40 Correct 1 ms 384 KB Output is correct
41 Correct 3 ms 512 KB Output is correct
42 Correct 3 ms 512 KB Output is correct
43 Correct 7 ms 768 KB Output is correct
44 Correct 4 ms 768 KB Output is correct
45 Correct 5 ms 768 KB Output is correct
46 Correct 4 ms 768 KB Output is correct
47 Correct 5 ms 768 KB Output is correct
48 Correct 2 ms 512 KB Output is correct
49 Correct 2 ms 640 KB Output is correct
50 Correct 2 ms 512 KB Output is correct
51 Correct 2 ms 512 KB Output is correct
52 Correct 2 ms 512 KB Output is correct
53 Correct 2 ms 512 KB Output is correct
54 Correct 2 ms 512 KB Output is correct
55 Correct 3 ms 512 KB Output is correct
56 Correct 2 ms 512 KB Output is correct
57 Correct 2 ms 640 KB Output is correct
58 Correct 2 ms 640 KB Output is correct
59 Correct 2 ms 512 KB Output is correct
60 Correct 3 ms 640 KB Output is correct
61 Correct 2 ms 640 KB Output is correct
62 Correct 2 ms 512 KB Output is correct
63 Correct 2 ms 512 KB Output is correct
64 Correct 3 ms 640 KB Output is correct
65 Correct 3 ms 512 KB Output is correct
66 Correct 2 ms 640 KB Output is correct
67 Correct 2 ms 512 KB Output is correct
68 Correct 0 ms 308 KB Output is correct
69 Correct 1 ms 256 KB Output is correct
70 Correct 0 ms 256 KB Output is correct
71 Correct 1 ms 256 KB Output is correct
72 Correct 2 ms 512 KB Output is correct
73 Correct 2 ms 512 KB Output is correct
74 Correct 2 ms 512 KB Output is correct
75 Correct 2 ms 512 KB Output is correct
76 Correct 2 ms 512 KB Output is correct
77 Correct 3 ms 640 KB Output is correct
78 Correct 3 ms 640 KB Output is correct
79 Correct 4 ms 640 KB Output is correct
80 Correct 3 ms 640 KB Output is correct
81 Correct 3 ms 640 KB Output is correct
82 Correct 2 ms 512 KB Output is correct
83 Correct 2 ms 512 KB Output is correct
84 Correct 2 ms 512 KB Output is correct
85 Correct 2 ms 512 KB Output is correct
86 Correct 2 ms 640 KB Output is correct
87 Correct 2 ms 512 KB Output is correct
88 Correct 2 ms 512 KB Output is correct
89 Correct 7 ms 1024 KB Output is correct
90 Correct 8 ms 1024 KB Output is correct
91 Correct 8 ms 1024 KB Output is correct
92 Correct 8 ms 1024 KB Output is correct
93 Correct 8 ms 1024 KB Output is correct
94 Correct 8 ms 1024 KB Output is correct
95 Correct 8 ms 1024 KB Output is correct
96 Correct 13 ms 1532 KB Output is correct
97 Correct 14 ms 1532 KB Output is correct
98 Correct 13 ms 1532 KB Output is correct
99 Correct 13 ms 1532 KB Output is correct
100 Correct 14 ms 1532 KB Output is correct
101 Correct 1 ms 256 KB Output is correct
102 Correct 0 ms 256 KB Output is correct
103 Correct 13 ms 1532 KB Output is correct
104 Correct 0 ms 256 KB Output is correct
105 Correct 2 ms 512 KB Output is correct
106 Correct 3 ms 640 KB Output is correct
107 Correct 3 ms 512 KB Output is correct
108 Correct 3 ms 512 KB Output is correct
109 Correct 8 ms 1024 KB Output is correct
110 Correct 8 ms 1024 KB Output is correct
111 Correct 14 ms 1532 KB Output is correct
112 Correct 1 ms 256 KB Output is correct
113 Correct 0 ms 256 KB Output is correct
114 Correct 13 ms 1532 KB Output is correct
115 Correct 2 ms 512 KB Output is correct
116 Correct 2 ms 512 KB Output is correct
117 Correct 8 ms 1024 KB Output is correct
118 Correct 8 ms 1024 KB Output is correct
119 Correct 14 ms 1532 KB Output is correct
120 Correct 13 ms 1532 KB Output is correct
121 Correct 14 ms 1532 KB Output is correct
122 Correct 14 ms 1532 KB Output is correct
123 Correct 13 ms 1532 KB Output is correct
124 Correct 14 ms 1532 KB Output is correct
125 Correct 15 ms 1652 KB Output is correct
126 Correct 14 ms 1532 KB Output is correct
127 Correct 14 ms 1532 KB Output is correct
128 Correct 15 ms 1532 KB Output is correct