Submission #221192

#	Time	Username	Problem	Language	Result	Execution time	Memory
221192		galca	Vision Program (IOI19_vision)	C++14	Compilation error	0 ms	0 KiB

vision

#include <vector>
using namespace std;

void construct_network(int H, int W, int K) {
	vector<int> positions;
	
	for (int i = 0; i < W; i++) {
		positions.push_back(i);
	}
	for (int j = 0; j < H; j++) {
		add_xor(&positions[0]);
		for (int i = 0; i < W; i++) {
			position[i] += W;
		}
	}
	positions.erase(position.begin(), positions.end());

	for (int i = 0; i < H; i++) {
		positions[i] = i*W;
	}
	for (int j = 0; j < W; j++) {
		add_xor(&positions[0]);
		for (int i = 0; i < H; i++) {
			position[i] += 1;
		}
	}

	// H rows + W cols
	positions.erase(position.begin(), positions.end());
	// all pairs distance 1
	// all pairs distance 2
	// 1 pair distance H-1
	position[0] = 0;
	position[1] = 0;
	int end_pos_x = H*W + H + W;

	for (int j = 1; j < H; j++) {
		for (int i = 0; i < H - j; i++) {
			positions[0] = H*W + i;
			positions[1] = H*W + i + j;

			add_and(&positions[0]);
			end_pos_x++;
		}
	}

	for (int j = 1; j < W; j++) {
		for (int i = 0; i < W - j; i++) {
			positions[0] = H*W + H + i;
			positions[1] = H*W + H + i + j;

			add_and(&positions[0]);
			end_pos_x++;
		}
	}

	int start_pos_y = H*W + H + W;

	int start_pos_res = end_pos_x;
	int start_pos_ands = start_pos_res;

	for (int j = 1; j < K; j++) {
		// j in H, (K-j) in W
		positions.erase(position.begin(), positions.end());
		int options_y = H - j;
		for (int i = 0; i < options_y; i++) {
			positions.push_back(start_pos++);
		}
		add_or(&positions[0]);
		positions.erase(position.begin(), positions.end());
		int options_x = W - (K - j);
		for (int i = 0; i < options_y; i++) {
			positions.push_back(--end_pos_x);
		}
		add_or(&positions[0]);
		positions.erase(position.begin(), positions.end());
		positions[0] = start_pos_res;
		positions[1] = start_pos_res + 1;
		add_and(&positions[0]);
		start_pos_res += 3;
	}
	// 0-K and K-0
	for (int j = 0; j < H - K; j++) {
		positions.erase(position.begin(), positions.end());
		positions[0] = H*W + j;
		positions[1] = H*W + j + K;
		add_and(&positions[0]);
	}
	for (int j = 0; j < W - K; j++) {
		positions.erase(position.begin(), positions.end());
		positions[0] = H*W + H + j;
		positions[1] = H*W + H + j + K;
		add_and(&positions[0]);
	}
	positions.erase(position.begin(), positions.end());
	for (int j = 1; j < K; j++) {
		positions.push_back(start_pos_ands + 2);
		start_pos_ands += 3;
	}
	for (int j = 0; j < H - K; j++) {
		positions.push_back(start_pos_ands++);
	}
	for (int j = 0; j < W - K; j++) {
		positions.push_back(start_pos_ands++);
	}
	add_or(&positions[0]);
}

Compilation message (stderr)

vision.cpp: In function 'void construct_network(int, int, int)':
vision.cpp:11:3: error: 'add_xor' was not declared in this scope
   add_xor(&positions[0]);
   ^~~~~~~
vision.cpp:13:4: error: 'position' was not declared in this scope
    position[i] += W;
    ^~~~~~~~
vision.cpp:13:4: note: suggested alternative: 'positions'
    position[i] += W;
    ^~~~~~~~
    positions
vision.cpp:16:18: error: 'position' was not declared in this scope
  positions.erase(position.begin(), positions.end());
                  ^~~~~~~~
vision.cpp:16:18: note: suggested alternative: 'positions'
  positions.erase(position.begin(), positions.end());
                  ^~~~~~~~
                  positions
vision.cpp:22:3: error: 'add_xor' was not declared in this scope
   add_xor(&positions[0]);
   ^~~~~~~
vision.cpp:42:4: error: 'add_and' was not declared in this scope
    add_and(&positions[0]);
    ^~~~~~~
vision.cpp:52:4: error: 'add_and' was not declared in this scope
    add_and(&positions[0]);
    ^~~~~~~
vision.cpp:67:24: error: 'start_pos' was not declared in this scope
    positions.push_back(start_pos++);
                        ^~~~~~~~~
vision.cpp:67:24: note: suggested alternative: 'start_pos_y'
    positions.push_back(start_pos++);
                        ^~~~~~~~~
                        start_pos_y
vision.cpp:69:3: error: 'add_or' was not declared in this scope
   add_or(&positions[0]);
   ^~~~~~
vision.cpp:79:3: error: 'add_and' was not declared in this scope
   add_and(&positions[0]);
   ^~~~~~~
vision.cpp:71:7: warning: unused variable 'options_x' [-Wunused-variable]
   int options_x = W - (K - j);
       ^~~~~~~~~
vision.cpp:87:3: error: 'add_and' was not declared in this scope
   add_and(&positions[0]);
   ^~~~~~~
vision.cpp:93:3: error: 'add_and' was not declared in this scope
   add_and(&positions[0]);
   ^~~~~~~
vision.cpp:106:2: error: 'add_or' was not declared in this scope
  add_or(&positions[0]);
  ^~~~~~
vision.cpp:57:6: warning: unused variable 'start_pos_y' [-Wunused-variable]
  int start_pos_y = H*W + H + W;
      ^~~~~~~~~~~