oj.uz

Submission #709273

# Submission time Handle Problem Language Result Execution time Memory
709273 2023-03-13T10:05:19 Z vjudge1 Homework (CEOI22_homework) C++17
0 / 100
 46 ms 22476 KB 
#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[200][16][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 = 0; x < n; ++x) {
				for(int y = 0; y < n; ++y) {
					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;
		}
	}
	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;
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 38 ms 960 KB Output is correct
2 Correct 37 ms 948 KB Output is correct
3 Correct 36 ms 972 KB Output is correct
4 Correct 45 ms 900 KB Output is correct
5 Correct 38 ms 916 KB Output is correct
6 Correct 44 ms 888 KB Output is correct
7 Correct 46 ms 912 KB Output is correct
8 Correct 39 ms 904 KB Output is correct
9 Correct 46 ms 968 KB Output is correct
10 Correct 35 ms 972 KB Output is correct
11 Correct 36 ms 876 KB Output is correct
12 Correct 38 ms 944 KB Output is correct
13 Correct 35 ms 916 KB Output is correct
14 Correct 37 ms 968 KB Output is correct
15 Correct 40 ms 964 KB Output is correct
16 Runtime error 6 ms 724 KB Execution killed with signal 11
17 Halted 0 ms 0 KB -

Subtask #2
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 38 ms 960 KB Output is correct
2 Correct 37 ms 948 KB Output is correct
3 Correct 36 ms 972 KB Output is correct
4 Correct 45 ms 900 KB Output is correct
5 Correct 38 ms 916 KB Output is correct
6 Correct 44 ms 888 KB Output is correct
7 Correct 46 ms 912 KB Output is correct
8 Correct 39 ms 904 KB Output is correct
9 Correct 46 ms 968 KB Output is correct
10 Correct 35 ms 972 KB Output is correct
11 Correct 36 ms 876 KB Output is correct
12 Correct 38 ms 944 KB Output is correct
13 Correct 35 ms 916 KB Output is correct
14 Correct 37 ms 968 KB Output is correct
15 Correct 40 ms 964 KB Output is correct
16 Runtime error 6 ms 724 KB Execution killed with signal 11
17 Halted 0 ms 0 KB -

Subtask #3
0 / 13.0

# Verdict Execution time Memory Grader output
1 Runtime error 32 ms 22476 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 38 ms 960 KB Output is correct
2 Correct 37 ms 948 KB Output is correct
3 Correct 36 ms 972 KB Output is correct
4 Correct 45 ms 900 KB Output is correct
5 Correct 38 ms 916 KB Output is correct
6 Correct 44 ms 888 KB Output is correct
7 Correct 46 ms 912 KB Output is correct
8 Correct 39 ms 904 KB Output is correct
9 Correct 46 ms 968 KB Output is correct
10 Correct 35 ms 972 KB Output is correct
11 Correct 36 ms 876 KB Output is correct
12 Correct 38 ms 944 KB Output is correct
13 Correct 35 ms 916 KB Output is correct
14 Correct 37 ms 968 KB Output is correct
15 Correct 40 ms 964 KB Output is correct
16 Runtime error 6 ms 724 KB Execution killed with signal 11
17 Halted 0 ms 0 KB -

Subtask #5
0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 38 ms 960 KB Output is correct
2 Correct 37 ms 948 KB Output is correct
3 Correct 36 ms 972 KB Output is correct
4 Correct 45 ms 900 KB Output is correct
5 Correct 38 ms 916 KB Output is correct
6 Correct 44 ms 888 KB Output is correct
7 Correct 46 ms 912 KB Output is correct
8 Correct 39 ms 904 KB Output is correct
9 Correct 46 ms 968 KB Output is correct
10 Correct 35 ms 972 KB Output is correct
11 Correct 36 ms 876 KB Output is correct
12 Correct 38 ms 944 KB Output is correct
13 Correct 35 ms 916 KB Output is correct
14 Correct 37 ms 968 KB Output is correct
15 Correct 40 ms 964 KB Output is correct
16 Runtime error 6 ms 724 KB Execution killed with signal 11
17 Halted 0 ms 0 KB -