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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#463234 | #8770. Comparator | std_abs# | WA | 0ms | 3812kb | C++20 | 3.7kb | 2024-07-04 16:16:31 | 2024-07-04 16:16:32 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
#define pb push_back
#define all(a) a.begin(), a.end()
#define sz(a) ((int)a.size())
const int mod = 1e9 + 7, N = 100000;
struct ST {
vector <vector <pii>> val;
ST (vector <pii> a) {
int n = a.size();
int g = __lg(n) + 1;
val.assign(g, vector <pii>(n));
for (int i = 0; i < n; ++i) {
val[0][i] = a[i];
}
for (int j = 1; j < g; ++j) {
for (int i = 0; i + (1 << j) <= n; ++i) {
val[j][i] = min(val[j - 1][i], val[j - 1][i + (1 << j - 1)]);
}
}
}
pii query(int l, int r) {
int cg = __lg(r - l);
return min(val[cg][l], val[cg][r - (1 << cg)]);
}
};
vector <pii> solve(string s) {
int n = s.size();
vector <pii> val(n);
for (int i = 0; i < n; ++i) {
if (i) {
val[i] = val[i - 1];
}
if (s[i] == '(') {
val[i].first++;
val[i].second = 6 * n + i;
} else if (s[i] == ')') {
val[i].first--;
val[i].second = 6 * n + i;
} else if (s[i] == '!') {
val[i].second = 5 * n + i;
} else if (s[i] == '=') {
val[i].second = 4 * n + i;
} else if (s[i] == '&') {
val[i].second = 3 * n + i;
} else if (s[i] == '|') {
val[i].second = 2 * n + i;
} else if (s[i] == '^') {
val[i].second = 1 * n + i;
} else {
val[i].second = 7 * n + i;
}
}
ST DS(val);
auto solve = [&](auto self, int l, int r, int vx, int vy) -> int {
if (r - l == 1) {
if (s[l] == 'x') {
return vx;
} else if (s[l] == 'y') {
return vy;
} else {
assert('0' <= s[l] && s[l] <= '1');
return s[l] - '0';
}
}
auto [dep, id] = DS.query(l, r);
int type = id / n, pos = id % n;
if (type == 1) {
return self(self, l, pos, vx, vy) ^ self(self, pos + 1, r, vx, vy);
} else if (type == 2) {
return self(self, l, pos, vx, vy) | self(self, pos + 1, r, vx, vy);
} else if (type == 3) {
return self(self, l, pos, vx, vy) & self(self, pos + 1, r, vx, vy);
} else if (type == 4) {
return self(self, l, pos, vx, vy) == self(self, pos + 1, r, vx, vy);
} else if (type == 5) {
assert(pos == l);
return self(self, l + 1, r, vx, vy) ^ 1;
} else {
assert(s[l] == '(' && s[r - 1] == ')');
return self(self, l + 1, r - 1, vx, vy);
}
};
vector <pii> res;
for (int vx : {0, 1}) for (int vy : {0, 1}) {
if (solve(solve, 0, n, vx, vy) == 1) {
res.emplace_back(vx, vy);
}
}
return res;
}
int main() {
ios::sync_with_stdio(false), cin.tie(0);
int n, k;
cin >> n >> k;
vector vis(2 * k, vector <int>(2 * k, false));
vector <array <int, 5>> events;
for (int i = 0; i < n; ++i) {
int a, b; string s; int r;
cin >> a >> b >> s >> r, --a, --b;
auto res = solve(s);
for (auto [x, y] : res) {
int nx = a + x * k, ny = b + y * k;
if (!vis[nx][ny]) {
vis[nx][ny] = true;
events.pb({a, x, b, y, r});
}
}
}
cout << endl;
int final; cin >> final;
vector table(1 << k, vector <int>(1 << k, final));
vector <bitset <1024>> row(1 << k), col(1 << k);
for (int x = 0; x < 1 << k; ++x) for (int y = 0; y < 1 << k; ++y) {
for (auto [px, vx, py, vy, r] : events) {
if ((x >> px & 1) == vx && (y >> py & 1) == vy) {
table[x][y] = r;
break;
}
}
if (table[x][y]) {
row[x][y] = 1, col[y][x] = 1;
}
}
int cnt[3] = {0, 0, 0};
for (int x = 0; x < 1 << k; ++x) if (table[x][x]) {
cnt[0]++;
}
for (int x = 0; x < 1 << k; ++x) for (int y = 0; y < 1 << k; ++y) {
if (table[x][y] == 1 && table[y][x] == 1) {
cnt[1]++;
}
}
for (int x = 0; x < 1 << k; ++x) for (int y = 0; y < 1 << k; ++y) {
if (table[x][y] == 0) {
cnt[2] += (row[x] & col[y]).count();
}
}
cout << cnt[0] << ' ' << cnt[1] << ' ' << cnt[2] << '\n';
}
Details
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Test #1:
score: 0
Wrong Answer
time: 0ms
memory: 3812kb
input:
3 2 1 1 (x=0)&(y=1) 1 1 1 (x=1)&(y=(x^x)) 0 2 2 (x=1)|(y=0) 0 1
output:
0 0 0
result:
wrong answer 1st lines differ - expected: '0 0 0', found: ''