oj.uz

Submission #709272

# Submission time Handle Problem Language Result Execution time Memory
709272 2023-03-13T10:04:49 Z vjudge1 Homework (CEOI22_homework) C++17
0 / 100
 43 ms 22484 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[139][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 952 KB Output is correct
2 Correct 36 ms 944 KB Output is correct
3 Correct 36 ms 904 KB Output is correct
4 Correct 36 ms 976 KB Output is correct
5 Correct 37 ms 980 KB Output is correct
6 Correct 36 ms 944 KB Output is correct
7 Correct 41 ms 964 KB Output is correct
8 Correct 36 ms 988 KB Output is correct
9 Correct 38 ms 1068 KB Output is correct
10 Correct 35 ms 904 KB Output is correct
11 Correct 35 ms 972 KB Output is correct
12 Correct 35 ms 908 KB Output is correct
13 Correct 34 ms 912 KB Output is correct
14 Correct 43 ms 988 KB Output is correct
15 Correct 39 ms 940 KB Output is correct
16 Runtime error 4 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 952 KB Output is correct
2 Correct 36 ms 944 KB Output is correct
3 Correct 36 ms 904 KB Output is correct
4 Correct 36 ms 976 KB Output is correct
5 Correct 37 ms 980 KB Output is correct
6 Correct 36 ms 944 KB Output is correct
7 Correct 41 ms 964 KB Output is correct
8 Correct 36 ms 988 KB Output is correct
9 Correct 38 ms 1068 KB Output is correct
10 Correct 35 ms 904 KB Output is correct
11 Correct 35 ms 972 KB Output is correct
12 Correct 35 ms 908 KB Output is correct
13 Correct 34 ms 912 KB Output is correct
14 Correct 43 ms 988 KB Output is correct
15 Correct 39 ms 940 KB Output is correct
16 Runtime error 4 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 27 ms 22484 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 952 KB Output is correct
2 Correct 36 ms 944 KB Output is correct
3 Correct 36 ms 904 KB Output is correct
4 Correct 36 ms 976 KB Output is correct
5 Correct 37 ms 980 KB Output is correct
6 Correct 36 ms 944 KB Output is correct
7 Correct 41 ms 964 KB Output is correct
8 Correct 36 ms 988 KB Output is correct
9 Correct 38 ms 1068 KB Output is correct
10 Correct 35 ms 904 KB Output is correct
11 Correct 35 ms 972 KB Output is correct
12 Correct 35 ms 908 KB Output is correct
13 Correct 34 ms 912 KB Output is correct
14 Correct 43 ms 988 KB Output is correct
15 Correct 39 ms 940 KB Output is correct
16 Runtime error 4 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 952 KB Output is correct
2 Correct 36 ms 944 KB Output is correct
3 Correct 36 ms 904 KB Output is correct
4 Correct 36 ms 976 KB Output is correct
5 Correct 37 ms 980 KB Output is correct
6 Correct 36 ms 944 KB Output is correct
7 Correct 41 ms 964 KB Output is correct
8 Correct 36 ms 988 KB Output is correct
9 Correct 38 ms 1068 KB Output is correct
10 Correct 35 ms 904 KB Output is correct
11 Correct 35 ms 972 KB Output is correct
12 Correct 35 ms 908 KB Output is correct
13 Correct 34 ms 912 KB Output is correct
14 Correct 43 ms 988 KB Output is correct
15 Correct 39 ms 940 KB Output is correct
16 Runtime error 4 ms 724 KB Execution killed with signal 11
17 Halted 0 ms 0 KB -