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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 |
---|---|---|---|---|---|---|---|---|---|
#456421 | #8770. Comparator | ucup-team2307# | AC ✓ | 180ms | 18340kb | C++20 | 3.8kb | 2024-06-27 21:59:04 | 2024-06-27 21:59:05 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
//#define int ll
#define rep(i, a, b) for(int i = a; i < (b); ++i)
#define all(x) begin(x), end(x)
#define sz(x) (int)(x).size()
using pii = pair<int, int>;
using vi = vector<int>;
#define fi first
#define se second
#define pb push_back
using row=array<bool,2>;
using table=array<row,2>;
struct Parser
{
string s;
bool x,y;
int ind=0;
char cur()
{
if(ind==s.size()) return ')';
else return s[ind];
}
char next()
{
if(ind==s.size()) return ')';
else return s[ind++];
}
bool par_expr()
{
switch(next())
{
case '0': return 0;
case '1': return 1;
case 'x': return x;
case 'y': return y;
case '(': {
bool res = xor_expr();
assert(next() == ')');
return res;
}
case '!': return !par_expr();
default:
assert(false);
}
}
bool xor_expr()
{
int res=or_expr();
while(cur()=='^') next(),res^=or_expr();
return res;
}
bool or_expr()
{
int res=and_expr();
while(cur()=='|') next(),res|=and_expr();
return res;
}
bool and_expr()
{
int res=eq_expr();
while(cur()=='&') next(),res&=eq_expr();
return res;
}
bool eq_expr()
{
int res=par_expr();
while(cur()=='=') next(),res=res==par_expr();
return res;
}
};
table read()
{
string s;
cin>>s;
table res= {
row{Parser{s,0,0}.xor_expr(),Parser{s,0,1}.xor_expr()},
row{Parser{s,1,0}.xor_expr(),Parser{s,1,1}.xor_expr()}
};
// cout<<s<<" -> "<<res[0][0]<<res[0][1]<<res[1][0]<<res[1][1]<<"\n";
return res;
}
const int N=1<<10;
int dp[1111][1111];
bool killed[10][10][2][2];
vector<int> setter[10][2];
bitset<N> lr[N];
signed main() {
cin.tie(0)->sync_with_stdio(0);
cin.exceptions(cin.failbit);
int n, k;
cin>>n>>k;
for (int i=0; i<k; i++)
for (int j=0; j<k; j++)
for (int x=0; x<2; x++)
for (int y=0; y<2; y++)
killed[i][j][x][y] = false;
for (int i=0; i<(1<<k); i++)
for (int j=0; j<(1<<k); j++)
dp[i][j] = -1;
for (int i=0; i<(1<<k); i++)
for (int j=0; j<k; j++)
setter[j][(i>>j)&1].pb(i);
while (n--)
{
int x, y, val;
cin>>x>>y;
x--;y--;
auto res = read();
cin>>val;
for (int i=0; i<2; i++)
for (int j=0; j<2; j++)
if (res[i][j])
if (!killed[x][y][i][j])
{
killed[x][y][i][j] = true;
for (int a : setter[x][i])
for (int b : setter[y][j])
if (dp[a][b] == -1)
dp[a][b] = val;
}
}
int val;
cin>>val;
n = 1<<k;
for (int a=0; a<n; a++)
for (int b=0; b<n; b++)
if (dp[a][b] == -1)
dp[a][b] = val;
int r=0, s=0, t=0;
for (int i=0; i<n; i++)
if (dp[i][i] == 1) r++;
for (int i=0; i<n; i++)
for (int j=0; j<n; j++)
if (dp[i][j] * dp[j][i] == 1) s++;
for(int i=0;i<n;i++)
for(int j=0;j<n;j++)
lr[i][j]=dp[i][j];
for(int x=0;x<n;x++)
for(int y=0;y<n;y++)
if(dp[x][y])
t+=(lr[y]&~lr[x]).count();
// for (int i=0; i<n; i++, cout<<"\n")
// for (int j=0; j<n; j++)
// cout<<dp[i][j]<<" ";
cout<<r<<" "<<s<<" "<<t<<"\n";
}
详细
Test #1:
score: 100
Accepted
time: 0ms
memory: 3688kb
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: 3700kb
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: 22ms
memory: 3792kb
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: 180ms
memory: 8504kb
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: 8ms
memory: 8108kb
input:
1 3 1 1 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!...
output:
4 16 0
result:
ok single line: '4 16 0'
Test #6:
score: 0
Accepted
time: 0ms
memory: 3580kb
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: 3880kb
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: 3848kb
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: 3536kb
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: 11ms
memory: 8316kb
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: 3836kb
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: 11ms
memory: 18340kb
input:
1 1 1 1 ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((...
output:
1 1 0
result:
ok single line: '1 1 0'
Test #13:
score: 0
Accepted
time: 63ms
memory: 8160kb
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: 3840kb
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: 3604kb
input:
0 3 1
output:
8 64 0
result:
ok single line: '8 64 0'