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 |
---|---|---|---|---|---|---|---|---|---|
#429540 | #8770. Comparator | karuna# | AC ✓ | 201ms | 21612kb | C++20 | 3.4kb | 2024-06-02 16:40:56 | 2024-06-02 16:40:56 |
Judging History
answer
#include <bits/stdc++.h>
#define ff first
#define ss second
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
bool eval(string s)
{
vector<int> st, V;
for(auto c : s)
{
if(c == '0') V.push_back(0);
else if(c == '1') V.push_back(1);
else if(c == '(') st.push_back(-1);
else if(c == ')')
{
while(st.back() != -1) V.push_back(st.back()), st.pop_back();
st.pop_back();
}
else
{
int k;
if(c == '^') k = 2;
else if(c == '|') k = 3;
else if(c == '&') k = 4;
else if(c == '=') k = 5;
else k = 6;
while(st.size() && st.back() > k) V.push_back(st.back()), st.pop_back();
st.push_back(k);
}
}
while(st.size()) V.push_back(st.back()), st.pop_back();
// for(auto i : V) cout << i << ' '; cout << endl;
vector<int> num;
for(auto i : V)
{
if(i <= 1) num.push_back(i);
else if(i == 2)
{
int x = num.back(); num.pop_back();
int y = num.back(); num.pop_back();
num.push_back(x ^ y);
}
else if(i == 3)
{
int x = num.back(); num.pop_back();
int y = num.back(); num.pop_back();
num.push_back(x | y);
}
else if(i == 4)
{
int x = num.back(); num.pop_back();
int y = num.back(); num.pop_back();
num.push_back(x & y);
}
else if(i == 5)
{
int x = num.back(); num.pop_back();
int y = num.back(); num.pop_back();
num.push_back(x == y);
}
else
{
int x = num.back(); num.pop_back();
num.push_back(!x);
}
}
assert(num.size() == 1);
return num[0];
}
bool eval2(string S, int x, int y)
{
for(int i=0; i<S.size(); i++)
{
if(S[i]=='x') S[i]='0'+x;
if(S[i]=='y') S[i]='0'+y;
}
return eval(S);
}
int eval3(string S)
{
int ret=0;
ret|=(eval2(S, 0, 0)<<0);
ret|=(eval2(S, 0, 1)<<1);
ret|=(eval2(S, 1, 0)<<2);
ret|=(eval2(S, 1, 1)<<3);
return ret;
}
const int MAXN = 2e5;
const int MAXK = 10;
int N, K, R;
struct Data
{
int x, y;
int res;
int r;
};
Data A[MAXN+10];
bool alive[MAXN+10];
vector<int> V[11][11], V2;
bool B[1100][1100];
typedef bitset<1100> BS;
BS B1[1100], B2[1100];
bool f(int x, int y)
{
for(auto it : V2)
{
int p=0, q=0;
if(x&(1<<A[it].x)) p=1;
if(y&(1<<A[it].y)) q=1;
int t=p*2+q;
if(A[it].res&(1<<t)) return A[it].r;
}
return R;
}
int main() {
cin.tie(0); ios_base::sync_with_stdio(0);
// cout << eval("!0^!!0");
cin >> N >> K;
for(int i=1; i<=N; i++)
{
string S;
cin >> A[i].x >> A[i].y >> S >> A[i].r;
A[i].x--; A[i].y--;
A[i].res = eval3(S);
V[A[i].x][A[i].y].push_back(i);
}
cin >> R;
for(int i=0; i<K; i++) for(int j=0; j<K; j++)
{
int mask = 15;
for(auto it : V[i][j])
{
if((mask & A[it].res) != 0)
{
mask &= (~A[it].res);
alive[it]=1;
}
}
}
for(int i=1; i<=N; i++) if(alive[i]) V2.push_back(i);
for(int i=0; i<(1<<K); i++) for(int j=0; j<(1<<K); j++) B[i][j]=f(i, j);
int ans=0;
for(int i=0; i<(1<<K); i++) if(B[i][i]!=0) ans++;
cout << ans << " ";
ans=0;
for(int i=0; i<(1<<K); i++) for(int j=0; j<(1<<K); j++) if(B[i][j]==1 && B[j][i]==1) ans++;
cout << ans << " ";
ans=0;
for(int i=0; i<(1<<K); i++) for(int j=0; j<(1<<K); j++)
{
B1[i][j]=B[i][j];
B2[j][i]=B[i][j];
}
for(int i=0; i<(1<<K); i++) for(int j=0; j<(1<<K); j++)
{
if(B[i][j]==0)
{
ans+=(B1[i] & B2[j]).count();
}
}
cout << ans << "\n";
}
详细
Test #1:
score: 100
Accepted
time: 1ms
memory: 5520kb
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: 3840kb
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: 51ms
memory: 6040kb
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: 184ms
memory: 8704kb
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: 30ms
memory: 21612kb
input:
1 3 1 1 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!...
output:
4 16 0
result:
ok single line: '4 16 0'
Test #6:
score: 0
Accepted
time: 0ms
memory: 5608kb
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: 5584kb
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: 1ms
memory: 5848kb
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: 1ms
memory: 5580kb
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: 65ms
memory: 5176kb
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: 1ms
memory: 5660kb
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: 5ms
memory: 6856kb
input:
1 1 1 1 ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((...
output:
1 1 0
result:
ok single line: '1 1 0'
Test #13:
score: 0
Accepted
time: 201ms
memory: 8704kb
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: 3616kb
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: 3536kb
input:
0 3 1
output:
8 64 0
result:
ok single line: '8 64 0'