QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#428536#8770. Comparatorucup-team180#AC ✓146ms22416kbC++173.2kb2024-06-01 20:09:542024-06-01 20:09:56

Judging History

你现在查看的是最新测评结果

  • [2024-06-01 20:09:56]
  • 评测
  • 测评结果:AC
  • 用时:146ms
  • 内存:22416kb
  • [2024-06-01 20:09:54]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;
int number(string &S, int x, int y, int &p){
  char c = S[p];
  p++;
  if (c == 'x'){
    return x;
  }
  if (c == 'y'){
    return y;
  }
  if (c == '0'){
    return 0;
  }
  if (c == '1'){
    return 1;
  }
}
int expr(string &S, int x, int y, int &p);
int term(string &S, int x, int y, int &p){
  int neg = 0;
  while (S[p] == '!'){
    neg ^= 1;
    p++;
  }
  if (S[p] == '('){
    p++;
    int ans = expr(S, x, y, p);
    p++;
    return ans ^ neg;;
  } else {
    return number(S, x, y, p) ^ neg;
  }
}
int expr_eq(string &S, int x, int y, int &p){
  int ans = term(S, x, y, p);
  while (S[p] == '='){
    p++;
    int ans2 = term(S, x, y, p);
    ans = ans == ans2;
  }
  return ans;
}
int expr_and(string &S, int x, int y, int &p){
  int ans = expr_eq(S, x, y, p);
  while (S[p] == '&'){
    p++;
    int ans2 = expr_eq(S, x, y, p);
    ans = ans & ans2;
  }
  return ans;
}
int expr_or(string &S, int x, int y, int &p){
  int ans = expr_and(S, x, y, p);
  while (S[p] == '|'){
    p++;
    int ans2 = expr_and(S, x, y, p);
    ans = ans | ans2;
  }
  return ans;
}
int expr(string &S, int x, int y, int &p){
  int ans = expr_or(S, x, y, p);
  while (S[p] == '^'){
    p++;
    int ans2 = expr_or(S, x, y, p);
    ans = ans ^ ans2;
  }
  return ans;
}
int main(){
  ios_base::sync_with_stdio(false);
  cin.tie(nullptr);
  int n, k;
  cin >> n >> k;
  vector<int> a(n), b(n);
  vector<string> s(n);
  vector<int> r(n + 1);
  for (int i = 0; i < n; i++){
    cin >> a[i] >> b[i] >> s[i] >> r[i];
    a[i]--;
    b[i]--;
  }
  cin >> r[n];
  vector<vector<array<array<int, 2>, 2>>> A(k, vector<array<array<int, 2>, 2>>(k));
  for (int i = 0; i < k; i++){
    for (int j = 0; j < k; j++){
      for (int l = 0; l < 2; l++){
        for (int m = 0; m < 2; m++){
          A[i][j][l][m] = n;
        }
      }
    }
  }
  for (int i = n - 1; i >= 0; i--){
    for (int j = 0; j < 2; j++){
      for (int l = 0; l < 2; l++){
        int p = 0;
        if (expr(s[i], j, l, p) == 1){
          A[a[i]][b[i]][j][l] = i;
        }
      }
    }
  }
  vector<vector<int>> f(1 << k, vector<int>(1 << k, 0));
  for (int i = 0; i < (1 << k); i++){
    for (int j = 0; j < (1 << k); j++){
      int mn = n;
      for (int l = 0; l < k; l++){
        for (int m = 0; m < k; m++){
          mn = min(mn, A[l][m][i >> l & 1][j >> m & 1]);
        }
      }
      f[i][j] = r[mn];
    }
  }
  int ans1 = 0;
  for (int i = 0; i < (1 << k); i++){
    if (f[i][i] == 1){
      ans1++;
    }
  }
  int ans2 = 0;
  for (int i = 0; i < (1 << k); i++){
    for (int j = 0; j < (1 << k); j++){
      if (f[i][j] == 1 && f[j][i] == 1){
        ans2++;
      }
    }
  }
  int ans3 = 0;
  vector<bitset<1024>> B1(1 << k), B2(1 << k);
  for (int i = 0; i < (1 << k); i++){
    for (int j = 0; j < (1 << k); j++){
      if (f[i][j] == 1){
        B1[i].set(j);
        B2[j].set(i);
      }
    }
  }
  for (int i = 0; i < (1 << k); i++){
    for (int j = 0; j < (1 << k); j++){
      if (f[i][j] == 0){
        ans3 += (B1[i] & B2[j]).count();
      }
    }
  }
  cout << ans1 << ' ' << ans2 << ' ' << ans3 << endl;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3856kb

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: 3648kb

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: 25ms
memory: 4972kb

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: 146ms
memory: 15368kb

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: 3ms
memory: 4292kb

input:

1 3
1 1 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!...

output:

4 16 0

result:

ok single line: '4 16 0'

Test #6:

score: 0
Accepted
time: 0ms
memory: 3620kb

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: 3844kb

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: 3840kb

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: 3544kb

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: 137ms
memory: 7684kb

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: 3556kb

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: 15ms
memory: 22416kb

input:

1 1
1 1 ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((...

output:

1 1 0

result:

ok single line: '1 1 0'

Test #13:

score: 0
Accepted
time: 143ms
memory: 16180kb

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: 3504kb

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: 3652kb

input:

0 3
1

output:

8 64 0

result:

ok single line: '8 64 0'