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Copy path210126_BOJ_14891.cpp
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119 lines (88 loc) · 2.14 KB
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#include <iostream>
#include <vector>
#include <string>
using namespace std;
vector<vector<int>> v;
vector<vector<int>> contact;
void input() {
v.assign(5, vector<int>(8));
for (int i = 1; i <= 4; ++i) {
string temp; cin >> temp;
for (int j = 0; j < 8; ++j) {
v[i][j] = temp[j] - '0';
}
}
contact.assign(4, vector<int>(2, 0));
for (int i = 1; i <= 3; ++i) {
contact[i][0] = 2;
contact[i][1] = 6;
}
}
int lotation(int current, int dir) { // 회전방법
int pre;
if (dir == 1) { // 시계
pre = current - 1;
if (pre == -1) pre = 7;
}
else { // 반시계
pre = (current + 1) % 8;
}
return pre;
}
void findAnswer() {
int K = 0;
cin >> K;
vector<vector<int>> rCase{ { 0, 1, -1, 1, -1 }, { 0, -1, 1, -1, 1 } }; // 회전의 경우
vector<bool> isPossible;
while (K--) { // 극이 같으면 회전하지 않는다 v[i][j]
int num, dir;
cin >> num >> dir; // -1 : 반시계, 1 : 시계
int Case = 0;
for (int i = 0; i < 2; ++i) { // 회전하는 경우 찾기
if (rCase[i][num] == dir)
Case = i;
}
isPossible.assign(5, false);
isPossible[num] = true;
for (int i = num; i <= 3; ++i) {
if (v[i][contact[i][0]] == v[i + 1][contact[i][1]]) // 극이 같음
break;
isPossible[i + 1] = true;
}
for (int i = num - 1; i >= 1; --i) {
if (v[i + 1][contact[i][1]] == v[i][contact[i][0]])
break;
isPossible[i] = true;
}
for (int i = 1; i <= 4; ++i) {
if (isPossible[i]) {
if (i == 1) {
contact[i][0] = lotation(contact[i][0], rCase[Case][i]);
}
else if (i == 2 || i == 3) {
contact[i - 1][1] = lotation(contact[i - 1][1], rCase[Case][i]);
contact[i][0] = lotation(contact[i][0], rCase[Case][i]);
}
else if (i == 4) {
contact[i - 1][1] = lotation(contact[i - 1][1], rCase[Case][i]);
}
}
}
}
int sum = 0;
// N극 == 0, S 극 == 1
if (v[1][(contact[1][0] + 6) % 8] == 1)
sum += 1;
if (v[2][(contact[1][1] + 2) % 8] == 1)
sum += 2;
if (v[3][(contact[2][1] + 2) % 8] == 1)
sum += 4;
if (v[4][(contact[3][1] + 2) % 8] == 1)
sum += 8;
cout << sum << "\n";
}
int main() {
input();
findAnswer();
return 0;
}