#include<bits/stdc++.h>
#define x first
#define y second
#define sz(v) (int)v.size()
#define pb push_back
#define nl "\n"
using namespace std;
const int N = (int)1e6 + 7;
const int inf = (int)1e9 + 7;
int n, pos[N], p[N], e[N];
bool dp[500][16][1 << 16];
vector<int> ve[1 << 16];
string s;
void calc(int v, int l, int r) {
if(l == r) {
for(int i = 0; i < n; ++i) {
dp[v][i][1 << i] = 1;
}
return;
}
bool tp = (s[l + 1] == 'a');
int mid = e[l];
calc(v * 2, l + 4, mid - 1);
calc(v * 2 + 1, mid + 1, r - 1);
for(int mask = 0; mask < (1 << n); ++mask) {
int msk = (((1 << n) - 1) ^ mask);
for(int s = msk; s; s = (s - 1) & msk) {
for(int x : ve[mask]) {
for(int y : ve[s]) {
dp[v][(tp ? max(x, y) : min(x, y))][mask | s] |= (dp[v * 2][x][mask] & dp[v * 2 + 1][y][s]);
}
}
}
}
}
int main() {
ios_base::sync_with_stdio(NULL);
cin.tie(0);
cin >> s;
for(int i = 0; i < sz(s); ++i) {
if(s[i] == '?') {
pos[i] = ++n;
}
}
for(int mask = 0; mask < (1 << n); ++mask) {
for(int i = 0; i < n; ++i) {
if(mask >> i & 1) ve[mask].pb(i);
}
}
stack<int> st;
for(int i = 0; i < sz(s); ++i) {
if(s[i] == 'm') st.push(i);
if(s[i] == ',') {
assert(!st.empty());
e[st.top()] = i;
st.pop();
}
}
calc(1, 0, sz(s) - 1);
int ans = 0;
for(int i = 0; i < n; ++i) ans += dp[1][i][(1 << n) - 1];
cout << ans;
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
9 ms |
2516 KB |
Output is correct |
| 2 |
Correct |
9 ms |
2484 KB |
Output is correct |
| 3 |
Correct |
9 ms |
2520 KB |
Output is correct |
| 4 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 5 |
Correct |
10 ms |
2456 KB |
Output is correct |
| 6 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 7 |
Correct |
9 ms |
2516 KB |
Output is correct |
| 8 |
Correct |
10 ms |
2496 KB |
Output is correct |
| 9 |
Correct |
9 ms |
2528 KB |
Output is correct |
| 10 |
Correct |
9 ms |
2432 KB |
Output is correct |
| 11 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 12 |
Correct |
10 ms |
2504 KB |
Output is correct |
| 13 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 14 |
Correct |
9 ms |
2448 KB |
Output is correct |
| 15 |
Correct |
9 ms |
2516 KB |
Output is correct |
| 16 |
Correct |
10 ms |
2456 KB |
Output is correct |
| 17 |
Correct |
10 ms |
2544 KB |
Output is correct |
| 18 |
Correct |
9 ms |
2516 KB |
Output is correct |
| 19 |
Correct |
9 ms |
2516 KB |
Output is correct |
| 20 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 21 |
Correct |
9 ms |
2412 KB |
Output is correct |
| 22 |
Correct |
10 ms |
2492 KB |
Output is correct |
| 23 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 24 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 25 |
Correct |
3 ms |
2260 KB |
Output is correct |
| 26 |
Correct |
4 ms |
2260 KB |
Output is correct |
| 27 |
Correct |
3 ms |
2260 KB |
Output is correct |
| 28 |
Correct |
1 ms |
1876 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
9 ms |
2516 KB |
Output is correct |
| 2 |
Correct |
9 ms |
2484 KB |
Output is correct |
| 3 |
Correct |
9 ms |
2520 KB |
Output is correct |
| 4 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 5 |
Correct |
10 ms |
2456 KB |
Output is correct |
| 6 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 7 |
Correct |
9 ms |
2516 KB |
Output is correct |
| 8 |
Correct |
10 ms |
2496 KB |
Output is correct |
| 9 |
Correct |
9 ms |
2528 KB |
Output is correct |
| 10 |
Correct |
9 ms |
2432 KB |
Output is correct |
| 11 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 12 |
Correct |
10 ms |
2504 KB |
Output is correct |
| 13 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 14 |
Correct |
9 ms |
2448 KB |
Output is correct |
| 15 |
Correct |
9 ms |
2516 KB |
Output is correct |
| 16 |
Correct |
10 ms |
2456 KB |
Output is correct |
| 17 |
Correct |
10 ms |
2544 KB |
Output is correct |
| 18 |
Correct |
9 ms |
2516 KB |
Output is correct |
| 19 |
Correct |
9 ms |
2516 KB |
Output is correct |
| 20 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 21 |
Correct |
9 ms |
2412 KB |
Output is correct |
| 22 |
Correct |
10 ms |
2492 KB |
Output is correct |
| 23 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 24 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 25 |
Correct |
3 ms |
2260 KB |
Output is correct |
| 26 |
Correct |
4 ms |
2260 KB |
Output is correct |
| 27 |
Correct |
3 ms |
2260 KB |
Output is correct |
| 28 |
Correct |
1 ms |
1876 KB |
Output is correct |
| 29 |
Execution timed out |
1078 ms |
6912 KB |
Time limit exceeded |
| 30 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
23 ms |
14428 KB |
Execution killed with signal 11 |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
9 ms |
2516 KB |
Output is correct |
| 2 |
Correct |
9 ms |
2484 KB |
Output is correct |
| 3 |
Correct |
9 ms |
2520 KB |
Output is correct |
| 4 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 5 |
Correct |
10 ms |
2456 KB |
Output is correct |
| 6 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 7 |
Correct |
9 ms |
2516 KB |
Output is correct |
| 8 |
Correct |
10 ms |
2496 KB |
Output is correct |
| 9 |
Correct |
9 ms |
2528 KB |
Output is correct |
| 10 |
Correct |
9 ms |
2432 KB |
Output is correct |
| 11 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 12 |
Correct |
10 ms |
2504 KB |
Output is correct |
| 13 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 14 |
Correct |
9 ms |
2448 KB |
Output is correct |
| 15 |
Correct |
9 ms |
2516 KB |
Output is correct |
| 16 |
Correct |
10 ms |
2456 KB |
Output is correct |
| 17 |
Correct |
10 ms |
2544 KB |
Output is correct |
| 18 |
Correct |
9 ms |
2516 KB |
Output is correct |
| 19 |
Correct |
9 ms |
2516 KB |
Output is correct |
| 20 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 21 |
Correct |
9 ms |
2412 KB |
Output is correct |
| 22 |
Correct |
10 ms |
2492 KB |
Output is correct |
| 23 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 24 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 25 |
Correct |
3 ms |
2260 KB |
Output is correct |
| 26 |
Correct |
4 ms |
2260 KB |
Output is correct |
| 27 |
Correct |
3 ms |
2260 KB |
Output is correct |
| 28 |
Correct |
1 ms |
1876 KB |
Output is correct |
| 29 |
Execution timed out |
1078 ms |
6912 KB |
Time limit exceeded |
| 30 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
9 ms |
2516 KB |
Output is correct |
| 2 |
Correct |
9 ms |
2484 KB |
Output is correct |
| 3 |
Correct |
9 ms |
2520 KB |
Output is correct |
| 4 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 5 |
Correct |
10 ms |
2456 KB |
Output is correct |
| 6 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 7 |
Correct |
9 ms |
2516 KB |
Output is correct |
| 8 |
Correct |
10 ms |
2496 KB |
Output is correct |
| 9 |
Correct |
9 ms |
2528 KB |
Output is correct |
| 10 |
Correct |
9 ms |
2432 KB |
Output is correct |
| 11 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 12 |
Correct |
10 ms |
2504 KB |
Output is correct |
| 13 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 14 |
Correct |
9 ms |
2448 KB |
Output is correct |
| 15 |
Correct |
9 ms |
2516 KB |
Output is correct |
| 16 |
Correct |
10 ms |
2456 KB |
Output is correct |
| 17 |
Correct |
10 ms |
2544 KB |
Output is correct |
| 18 |
Correct |
9 ms |
2516 KB |
Output is correct |
| 19 |
Correct |
9 ms |
2516 KB |
Output is correct |
| 20 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 21 |
Correct |
9 ms |
2412 KB |
Output is correct |
| 22 |
Correct |
10 ms |
2492 KB |
Output is correct |
| 23 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 24 |
Correct |
10 ms |
2516 KB |
Output is correct |
| 25 |
Correct |
3 ms |
2260 KB |
Output is correct |
| 26 |
Correct |
4 ms |
2260 KB |
Output is correct |
| 27 |
Correct |
3 ms |
2260 KB |
Output is correct |
| 28 |
Correct |
1 ms |
1876 KB |
Output is correct |
| 29 |
Execution timed out |
1078 ms |
6912 KB |
Time limit exceeded |
| 30 |
Halted |
0 ms |
0 KB |
- |
