QOJ.ac
QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#701874 | #8770. Comparator | ucup-team5062 | AC ✓ | 326ms | 39732kb | C++17 | 3.0kb | 2024-11-02 14:51:19 | 2024-11-02 14:51:19 |
Judging History
answer
#include <array>
#include <bitset>
#include <string>
#include <vector>
#include <iostream>
#include <algorithm>
using namespace std;
int parse(const string& s) {
const int L = s.size();
int pos = 0;
auto e1 = [&](auto& e1, auto& e2, auto& e3, auto& e4, auto& e5) -> int {
int res = e2(e1, e2, e3, e4, e5);
while (pos != L && s[pos] == '^') {
pos++;
res ^= e2(e1, e2, e3, e4, e5);
}
return res;
};
auto e2 = [&](auto& e1, auto& e2, auto& e3, auto& e4, auto& e5) -> int {
int res = e3(e1, e2, e3, e4, e5);
while (pos != L && s[pos] == '|') {
pos++;
res |= e3(e1, e2, e3, e4, e5);
}
return res;
};
auto e3 = [&](auto& e1, auto& e2, auto& e3, auto& e4, auto& e5) -> int {
int res = e4(e1, e2, e3, e4, e5);
while (pos != L && s[pos] == '&') {
pos++;
res &= e4(e1, e2, e3, e4, e5);
}
return res;
};
auto e4 = [&](auto& e1, auto& e2, auto& e3, auto& e4, auto& e5) -> int {
int res = e5(e1, e2, e3, e4, e5);
while (pos != L && s[pos] == '=') {
pos++;
res ^= e5(e1, e2, e3, e4, e5) ^ 1;
}
return res;
};
auto e5 = [&](auto& e1, auto& e2, auto& e3, auto& e4, auto& e5) -> int {
if (s[pos] == '0') {
pos++;
return 0;
}
if (s[pos] == '1') {
pos++;
return 1;
}
if (s[pos] == '!') {
pos++;
return 1 - e5(e1, e2, e3, e4, e5);
}
pos++; // '('
int res = e1(e1, e2, e3, e4, e5);
pos++; // ')'
return res;
};
return e1(e1, e2, e3, e4, e5);
}
int main() {
// step #1. input & make array
cin.tie(nullptr);
ios::sync_with_stdio(false);
int N, K;
cin >> N >> K;
vector<bitset<1024> > G(1 << K), H(1 << K);
vector<vector<array<bool, 4> > > vis(K, vector<array<bool, 4> >(K, {false, false, false, false}));
for (int i = 0; i < N; i++) {
int a, b, c; string s;
cin >> a >> b >> s >> c;
a--; b--;
for (int x = 0; x < 2; x++) {
for (int y = 0; y < 2; y++) {
string t = s;
replace(t.begin(), t.end(), 'x', char(x + '0'));
replace(t.begin(), t.end(), 'y', char(y + '0'));
int res = parse(t);
if (res == 1) {
if (!vis[a][b][x * 2 + y]) {
vis[a][b][x * 2 + y] = true;
for (int j = 0; j < (1 << K); j++) {
if (((j >> a) & 1) == x) {
for (int k = 0; k < (1 << K); k++) {
if (((k >> b) & 1) == y && H[j][k] == 0) {
G[j][k] = c;
H[j][k] = 1;
}
}
}
}
}
}
}
}
}
int R;
cin >> R;
for (int i = 0; i < (1 << K); i++) {
for (int j = 0; j < (1 << K); j++) {
if (H[i][j] == 0) {
G[i][j] = R;
}
}
}
// step #2. calculate answer
int ans1 = 0, ans2 = 0, ans3 = 0;
for (int i = 0; i < (1 << K); i++) {
ans1 += int(G[i][i] == 1);
for (int j = 0; j < (1 << K); j++) {
ans2 += int(G[i][j] == 1 && G[j][i] == 1);
if (G[i][j] == 1) {
ans3 += (~G[i] & G[j]).count();
}
}
}
// step #3. output
cout << ans1 << ' ' << ans2 << ' ' << ans3 << endl;
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 0ms
memory: 3880kb
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:
ok single line: '0 0 0'
Test #2:
score: 0
Accepted
time: 0ms
memory: 3580kb
input:
4 3 2 1 x=0&(y=1) 1 1 2 !x^!!y 0 2 3 ((x|1)=y)&1&1 1 3 1 !x&!x&!x 0 1
output:
3 25 52
result:
ok single line: '3 25 52'
Test #3:
score: 0
Accepted
time: 37ms
memory: 3772kb
input:
1413 3 1 3 0 0 3 3 !x 0 2 2 x=0 1 1 2 !y^0 1 2 3 (x^1) 0 3 2 ((!0)) 1 1 1 !!1=(y) 0 2 2 !(1^x)&y 1 3 2 (y)&1|!!1 0 3 1 !x=(y&y=y) 0 2 1 (((!1)^!x)) 1 2 3 !0=(0&y)=1&y 0 1 2 ((((!0)))|!1) 0 3 1 !(y=!1=x|(!x)) 0 1 1 ((((y=!y)))&!0) 0 2 3 ((y=1)^!1^!!1|0) 1 2 3 1|(!x)&!x|1|(x=1) 1 2 3 !0^!!!!y&0=(!1&!0...
output:
4 16 0
result:
ok single line: '4 16 0'
Test #4:
score: 0
Accepted
time: 326ms
memory: 3652kb
input:
181737 10 5 2 1 1 1 10 !1=!x 0 10 1 (1^x) 0 2 4 !1 1 10 8 y=(!1)^1 1 6 2 !((x&!x)) 1 1 10 !!((!x)|x) 1 7 10 (((0))) 0 7 3 !(1)^!x 0 10 4 (!1)&x 0 7 7 !y&!0 1 8 8 !1=(x)|1^1 1 2 6 ((!!!x)) 0 7 2 1 1 2 2 y=1=0 0 6 3 (!0) 0 6 4 0 0 1 1 (!1) 1 1 8 y 1 3 5 !x|!x^!1 0 4 7 (!0) 0 3 4 !1&1&!1|!0 1 2 7 ((0|1...
output:
1024 1048576 0
result:
ok single line: '1024 1048576 0'
Test #5:
score: 0
Accepted
time: 7ms
memory: 5408kb
input:
1 3 1 1 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!...
output:
4 16 0
result:
ok single line: '4 16 0'
Test #6:
score: 0
Accepted
time: 0ms
memory: 3852kb
input:
1 1 1 1 x^y|1 0 1
output:
1 1 0
result:
ok single line: '1 1 0'
Test #7:
score: 0
Accepted
time: 0ms
memory: 3644kb
input:
1 1 1 1 x&y|1 0 1
output:
0 0 0
result:
ok single line: '0 0 0'
Test #8:
score: 0
Accepted
time: 0ms
memory: 3580kb
input:
1 1 1 1 x=y|1 0 1
output:
0 0 0
result:
ok single line: '0 0 0'
Test #9:
score: 0
Accepted
time: 0ms
memory: 3640kb
input:
2 2 1 2 !x&!y 1 1 1 !x&y 0 1
output:
4 12 2
result:
ok single line: '4 12 2'
Test #10:
score: 0
Accepted
time: 13ms
memory: 4024kb
input:
2 10 9 8 ((((!((!x=1))^(!1&(x|x|!y))&((!y&!x=(x=y)))&!((((x=1))&(0=(y))^(!!(!!x^1=x)&(x)^y&1=!x&1=(((!0^(1)^1))^!(((((y))|x|!y))))^!!0=!y&(0)|(y=x&!y&y=x)))=((((!!y&!!0|!0^!0)=!x))))^0&(((!1=!(!x)))|(((((x=1|!y|y)=(!1^1^0^(0)))=!0^1)))=(!(!1^(((((!1)^!x^0))))=(1)^((((y=((x))|(0)|(!1^1)))|(!!!y))=((!...
output:
0 0 0
result:
ok single line: '0 0 0'
Test #11:
score: 0
Accepted
time: 0ms
memory: 3884kb
input:
4 3 1 1 !!!!!!x 0 2 1 !!y 1 1 2 !!!!!x 1 2 2 !!!x 0 1
output:
4 16 0
result:
ok single line: '4 16 0'
Test #12:
score: 0
Accepted
time: 24ms
memory: 39732kb
input:
1 1 1 1 ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((...
output:
1 1 0
result:
ok single line: '1 1 0'
Test #13:
score: 0
Accepted
time: 73ms
memory: 3820kb
input:
200000 10 3 10 !x^!y 1 3 10 !x^!y 1 3 10 !x^!y 1 3 10 !x^!y 1 3 10 !x^!y 1 3 10 !x^!y 1 3 10 !x^!y 1 3 10 !x^!y 1 3 10 !x^!y 1 3 10 !x^!y 1 3 10 !x^!y 1 3 10 !x^!y 1 3 10 !x^!y 1 3 10 !x^!y 1 3 10 !x^!y 1 3 10 !x^!y 1 3 10 !x^!y 1 3 10 !x^!y 1 3 10 !x^!y 1 3 10 !x^!y 1 3 10 !x^!y 1 3 10 !x^!y 1 3 10...
output:
512 262144 134217728
result:
ok single line: '512 262144 134217728'
Test #14:
score: 0
Accepted
time: 0ms
memory: 3876kb
input:
10 3 3 1 (!x) 1 3 2 !1&x&1&!y 1 2 1 ((x)&y) 1 1 3 0 0 2 2 !1&0=y&0 1 3 3 (!y)^y 1 2 1 0|((!y)) 0 3 2 x 0 2 2 (y|1^x) 0 2 1 ((!0)|y) 0 1
output:
8 64 0
result:
ok single line: '8 64 0'
Test #15:
score: 0
Accepted
time: 0ms
memory: 3588kb
input:
0 3 1
output:
8 64 0
result:
ok single line: '8 64 0'