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Submission #709348

# Submission time Handle Problem Language Result Execution time Memory
709348 2023-03-13T12:55:55 Z vjudge1 Homework (CEOI22_homework) C++17
10 / 100
 124 ms 23060 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, sz[900], e[N], mn[900][1 << 16], mx[900][1 << 16];
vector<int> bv[20];
string s;

void calc(int v, int l, int r) {
	fill(mn[v], mn[v] + (1 << n), inf);
	if(l == r) {
	    sz[v] = 1;
		for(int i = 0; i < n; ++i) {
			mx[v][1 << i] = mn[v][1 << i] = i;
		}
		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);
	sz[v] += sz[v * 2];
	sz[v] += sz[v * 2 + 1];
	for(int mask : bv[sz[v * 2]]) {
		int msk = (((1 << n) - 1) ^ mask);
		for(int s = msk; s; s = (s - 1) & msk) {
			if(tp) {
				mx[v][mask | s] = max(mx[v][mask | s], max(mx[v * 2][mask], mx[v * 2 + 1][s]));
				mn[v][mask | s] = min(mn[v][mask | s], max(mn[v * 2][mask], mn[v * 2 + 1][s]));
			} else {
				mx[v][mask | s] = max(mx[v][mask | s], min(mx[v * 2][mask], mx[v * 2 + 1][s]));
				mn[v][mask | s] = min(mn[v][mask | s], min(mn[v * 2][mask], mn[v * 2 + 1][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] == '?') {
		    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();
		}
	}
	for(int mask = 0; mask < (1 << n); ++mask) {
	    int x = __builtin_popcount(mask);
	    bv[x].pb(mask);
	}
	calc(1, 0, sz(s) - 1);
	cout << mx[1][(1 << n) - 1] - mn[1][(1 << n) - 1] + 1 << nl;
	return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 1 ms 468 KB Output is correct
4 Correct 1 ms 432 KB Output is correct
5 Correct 1 ms 468 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 1 ms 468 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 1 ms 468 KB Output is correct
17 Correct 1 ms 468 KB Output is correct
18 Correct 0 ms 468 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 1 ms 468 KB Output is correct
22 Correct 1 ms 468 KB Output is correct
23 Correct 1 ms 468 KB Output is correct
24 Correct 0 ms 468 KB Output is correct
25 Correct 0 ms 468 KB Output is correct
26 Correct 0 ms 468 KB Output is correct
27 Correct 1 ms 468 KB Output is correct
28 Correct 1 ms 340 KB Output is correct

Subtask #2
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 1 ms 468 KB Output is correct
4 Correct 1 ms 432 KB Output is correct
5 Correct 1 ms 468 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 1 ms 468 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 1 ms 468 KB Output is correct
17 Correct 1 ms 468 KB Output is correct
18 Correct 0 ms 468 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 1 ms 468 KB Output is correct
22 Correct 1 ms 468 KB Output is correct
23 Correct 1 ms 468 KB Output is correct
24 Correct 0 ms 468 KB Output is correct
25 Correct 0 ms 468 KB Output is correct
26 Correct 0 ms 468 KB Output is correct
27 Correct 1 ms 468 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 90 ms 13004 KB Output is correct
30 Correct 94 ms 12908 KB Output is correct
31 Correct 71 ms 12920 KB Output is correct
32 Correct 93 ms 12892 KB Output is correct
33 Correct 110 ms 13096 KB Output is correct
34 Correct 64 ms 12964 KB Output is correct
35 Correct 100 ms 13040 KB Output is correct
36 Correct 72 ms 12876 KB Output is correct
37 Correct 72 ms 12896 KB Output is correct
38 Correct 91 ms 12852 KB Output is correct
39 Correct 56 ms 13000 KB Output is correct
40 Correct 76 ms 12680 KB Output is correct
41 Correct 83 ms 12820 KB Output is correct
42 Correct 104 ms 13136 KB Output is correct
43 Correct 124 ms 12948 KB Output is correct
44 Runtime error 14 ms 9428 KB Execution killed with signal 11
45 Halted 0 ms 0 KB -

Subtask #3
0 / 13.0

# Verdict Execution time Memory Grader output
1 Runtime error 46 ms 23060 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 1 ms 468 KB Output is correct
4 Correct 1 ms 432 KB Output is correct
5 Correct 1 ms 468 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 1 ms 468 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 1 ms 468 KB Output is correct
17 Correct 1 ms 468 KB Output is correct
18 Correct 0 ms 468 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 1 ms 468 KB Output is correct
22 Correct 1 ms 468 KB Output is correct
23 Correct 1 ms 468 KB Output is correct
24 Correct 0 ms 468 KB Output is correct
25 Correct 0 ms 468 KB Output is correct
26 Correct 0 ms 468 KB Output is correct
27 Correct 1 ms 468 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 90 ms 13004 KB Output is correct
30 Correct 94 ms 12908 KB Output is correct
31 Correct 71 ms 12920 KB Output is correct
32 Correct 93 ms 12892 KB Output is correct
33 Correct 110 ms 13096 KB Output is correct
34 Correct 64 ms 12964 KB Output is correct
35 Correct 100 ms 13040 KB Output is correct
36 Correct 72 ms 12876 KB Output is correct
37 Correct 72 ms 12896 KB Output is correct
38 Correct 91 ms 12852 KB Output is correct
39 Correct 56 ms 13000 KB Output is correct
40 Correct 76 ms 12680 KB Output is correct
41 Correct 83 ms 12820 KB Output is correct
42 Correct 104 ms 13136 KB Output is correct
43 Correct 124 ms 12948 KB Output is correct
44 Runtime error 14 ms 9428 KB Execution killed with signal 11
45 Halted 0 ms 0 KB -

Subtask #5
0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 1 ms 468 KB Output is correct
4 Correct 1 ms 432 KB Output is correct
5 Correct 1 ms 468 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 1 ms 468 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 1 ms 468 KB Output is correct
17 Correct 1 ms 468 KB Output is correct
18 Correct 0 ms 468 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 1 ms 468 KB Output is correct
21 Correct 1 ms 468 KB Output is correct
22 Correct 1 ms 468 KB Output is correct
23 Correct 1 ms 468 KB Output is correct
24 Correct 0 ms 468 KB Output is correct
25 Correct 0 ms 468 KB Output is correct
26 Correct 0 ms 468 KB Output is correct
27 Correct 1 ms 468 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 90 ms 13004 KB Output is correct
30 Correct 94 ms 12908 KB Output is correct
31 Correct 71 ms 12920 KB Output is correct
32 Correct 93 ms 12892 KB Output is correct
33 Correct 110 ms 13096 KB Output is correct
34 Correct 64 ms 12964 KB Output is correct
35 Correct 100 ms 13040 KB Output is correct
36 Correct 72 ms 12876 KB Output is correct
37 Correct 72 ms 12896 KB Output is correct
38 Correct 91 ms 12852 KB Output is correct
39 Correct 56 ms 13000 KB Output is correct
40 Correct 76 ms 12680 KB Output is correct
41 Correct 83 ms 12820 KB Output is correct
42 Correct 104 ms 13136 KB Output is correct
43 Correct 124 ms 12948 KB Output is correct
44 Runtime error 14 ms 9428 KB Execution killed with signal 11
45 Halted 0 ms 0 KB -