| # | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
|---|---|---|---|---|---|---|---|
| 1031398 | vjudge1 | Vision Program (IOI19_vision) | C++17 | 0 ms | 0 KiB |
이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
#include <bits/stdc++.h>
using namespace std;
#pragma GCC optimize("O3")
#define endl '\n'
#define db double
#define ll __int128
#define pb push_back
#define fs first
#define sd second
#define Mod long(1e9 + 7)
#define all(x) x.begin(), x.end()
#define unvisited long(-1)
#define Eps double(1e-9)
#define _for(i, n) for(int i = 0; i < (n); i++)
#define dbg(x) cout << #x ": " << x << endl;
const int Max = 1e6 + 7, Inf = 1e9 + 7;
static const int MAX_INSTRUCTIONS = 10000;
static const int MAX_INPUTS = 1000000;
static const int _AND = 0;
static const int _OR = 1;
static const int _XOR = 2;
static const int _NOT = 3;
void construct_network(int H, int W, int K);
int add_and(std::vector<int> Ns);
int add_or(std::vector<int> Ns);
int add_xor(std::vector<int> Ns);
int add_not(int N);
static inline bool increasing(int a, int b, int c) {
return a <= b && b <= c;
}
[[noreturn]] static inline void error(string message) {
printf("%s\n", message.c_str());
exit(0);
}
class InstructionNetwork {
struct Instruction {
int type;
vector<int> input_indexes;
inline Instruction(int _type, const vector<int>& _input_indexes):
type(_type), input_indexes(_input_indexes) {
}
inline int apply(int a, int b) const {
switch (type) {
case _AND:
return a & b;
case _OR:
return a | b;
case _XOR:
return a ^ b;
default:
return 0;
}
}
inline int compute(const vector<int>& memory_cells) const {
int r = memory_cells[input_indexes[0]];
if (type == _NOT)
return 1 - r;
for (int j = 1; j < (int)input_indexes.size(); j++)
r = apply(r, memory_cells[input_indexes[j]]);
return r;
}
};
int input_size;
int total_inputs;
vector<Instruction> instructions;
public:
inline void init(int _input_size) {
this->input_size = _input_size;
this->total_inputs = 0;
this->instructions.clear();
}
inline int add_instruction(int type, const vector<int>& input_indexes) {
if (input_indexes.size() == 0)
error("Instruction with no inputs");
if (instructions.size() + 1 > MAX_INSTRUCTIONS)
error("Too many instructions");
if (total_inputs + input_indexes.size() > MAX_INPUTS)
error("Too many inputs");
instructions.emplace_back(type, input_indexes);
total_inputs += input_indexes.size();
int new_index = input_size + (int)instructions.size() - 1;
for (int input_index : input_indexes)
if (!increasing(0, input_index, new_index-1))
error("Invalid index");
return new_index;
}
inline int compute(vector<int> &memory_cells) const {
for (auto &instruction : instructions)
memory_cells.push_back(instruction.compute(memory_cells));
return memory_cells.back();
}
};
static InstructionNetwork instructionNetwork;
int main() {
int H, W, K;
assert(3 == scanf("%d%d%d", &H, &W, &K));
FILE *log_file = fopen("log.txt","w");
instructionNetwork.init(H * W);
construct_network(H, W, K);
while (true) {
int rowA, colA, rowB, colB;
assert(1 == scanf("%d", &rowA));
if (rowA == -1)
break;
assert(3 == scanf("%d%d%d", &colA, &rowB, &colB));
if ((!increasing(0, rowA, H-1)) ||
(!increasing(0, colA, W-1)) ||
(!increasing(0, rowB, H-1)) ||
(!increasing(0, colB, W-1)) ||
(rowA == rowB && colA == colB)) {
printf("-1\n");
fprintf(log_file, "-1\n");
fflush(stdout);
fflush(log_file);
continue;
}
vector<int> memory_cells;
for (int row = 0; row < H; row++)
for (int col = 0; col < W; col++) {
bool active = (row == rowA && col == colA) || (row == rowB && col == colB);
memory_cells.push_back(active ? 1 : 0);
}
int computation_result = instructionNetwork.compute(memory_cells);
printf("%d\n", computation_result);
fflush(stdout);
for(int i = 0; i < (int)memory_cells.size(); i++)
fprintf(log_file, (i ? " %d" : "%d"), memory_cells[i]);
fprintf(log_file, "\n");
fflush(log_file);
}
fclose(stdin);
}
int add_and(vector<int> Ns) {
return instructionNetwork.add_instruction(_AND, Ns);
}
int add_or(vector<int> Ns) {
return instructionNetwork.add_instruction(_OR, Ns);
}
int add_xor(vector<int> Ns) {
return instructionNetwork.add_instruction(_XOR, Ns);
}
int add_not(int N) {
vector<int> Ns = {N};
return instructionNetwork.add_instruction(_NOT, Ns);
}
int pos(int i, int j, int w){
return i * w + j;
}
void construct_network(int h, int w, int k)
{
int ini = h*w, last = h*w-1; //cerr << h << " " << w << " " << k << endl;
map <int, int> mp;
for(int i = 0; i < h; i++)
{
for(int j = 0; j < w; j++) if(mp[pos(i, j, w)] == 0)
{
for(int l = 0; l < h; l++)
{
for(int m = 0; m < w; m++)
{
if(abs(l - i) + abs(m - j) == k){
int b = pos(l, m, w); mp[b] = 1;
add_and({ pos(l, m, w), pos(i, j, w) });
//cerr << pos(l, m, w) << " " << pos(i, j, w) << endl;
last++;
}
}
}
}
}
if(ini > last) return;
vector <int> s;
for(int i = ini; i <= last; i++){
s.push_back(i);
}
add_or(s);
}