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답안 #791422

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
791422 2023-07-24T06:16:45 Z ono_de206 Homework (CEOI22_homework) C++14
100 / 100
 92 ms 78988 KB 
#include<bits/stdc++.h>
using namespace std;

#define fast ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define in insert
#define all(x) x.begin(),x.end()
#define pb push_back
#define eb emplace_back
#define ff first
#define ss second

// #define int long long
 
typedef long long ll;
typedef vector<int> vi;
typedef set<int> si;
typedef multiset<int> msi;
typedef pair<int, int> pii;
typedef vector<pii> vpii;

template<typename T, typename U>
ostream & operator << (ostream &out, const pair<T, U> &c) {
	out << c.first << ' ' << c.second;
    return out;
}

template<typename T>
ostream & operator << (ostream &out, vector<T> &v) {
	const int sz = v.size();
	for (int i = 0; i < sz; i++) {
		if (i) out << ' ';
		out << v[i];
	}
    return out;
}

template<typename T>
istream & operator >> (istream &in, vector<T> &v) {
	for (T &x : v) in >> x;
    return in;
}


template<typename T>
void mxx(T &a, T b){if(b > a) a = b;}
template<typename T>
void mnn(T &a, T b){if(b < a) a = b;}

const int mxn = 1e7 + 10;
char str[mxn];

pair<int, int> merge(pair<int, int> a, pair<int, int> b, int tp) {
	pair<int, int> ret{0, 0};
	if(tp == 1) {
		ret.ff = a.ff + b.ff + 1;
		ret.ss = min(a.ss, b.ss);
	} else {
		ret.ff = min(a.ff, b.ff);
		ret.ss = a.ss + b.ss + 1;
	}
	return ret;
}

void go() {
	cin >> str + 1;
	int n = strlen(str + 1);
	int tot = 0;
	stack<tuple<pair<int, int>, pair<int, int>, int>> s;
	pair<int, int> ans{0, 0};

	function<void(pair<int, int>)> add = [&](pair<int, int> dp) {
		if(s.size() == 0) {
			ans = dp;
			return;
		}
		pair<int, int> a1, a2;
		int tp;
		tie(a1, a2, tp) = s.top();
		s.pop();
		if(a1.ff == -1) {
			s.push(make_tuple(dp, a2, tp));
		} else {
			add(merge(a1, dp, tp));
		}
	};

	for(int i = 1; i <= n; i++) {
		if(str[i] == 'm') {
			s.push(make_tuple(make_pair(-1, -1), make_pair(-1, -1), (str[i + 1] == 'a')));
		} else if(str[i] == '?') {
			tot++;
			add(make_pair(0, 0));
		}
	}
	cout << tot - ans.ff - ans.ss << '\n';
}
 
signed main() {
	// #ifndef ONO
	// freopen("file.in", "r", stdin);
	// freopen("file.out", "w", stdout);
	// #endif
	fast;
	int t = 1;
	// cin >> t;
	while(t--) {
		go();
	}
	return 0;
}

Compilation message

Main.cpp: In function 'void go()':
Main.cpp:65:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   65 |  cin >> str + 1;
      |         ~~~~^~~

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct

Subtask #2
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 0 ms 212 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 0 ms 212 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 0 ms 212 KB Output is correct
41 Correct 0 ms 212 KB Output is correct
42 Correct 0 ms 212 KB Output is correct
43 Correct 0 ms 212 KB Output is correct
44 Correct 0 ms 212 KB Output is correct
45 Correct 0 ms 212 KB Output is correct
46 Correct 0 ms 212 KB Output is correct
47 Correct 0 ms 212 KB Output is correct
48 Correct 1 ms 212 KB Output is correct
49 Correct 0 ms 212 KB Output is correct
50 Correct 0 ms 212 KB Output is correct
51 Correct 0 ms 212 KB Output is correct
52 Correct 1 ms 212 KB Output is correct
53 Correct 0 ms 212 KB Output is correct
54 Correct 0 ms 212 KB Output is correct
55 Correct 0 ms 212 KB Output is correct
56 Correct 0 ms 212 KB Output is correct

Subtask #3
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 51 ms 27424 KB Output is correct
2 Correct 53 ms 34252 KB Output is correct
3 Correct 57 ms 34244 KB Output is correct
4 Correct 57 ms 34256 KB Output is correct
5 Correct 53 ms 34348 KB Output is correct
6 Correct 53 ms 34312 KB Output is correct
7 Correct 54 ms 34252 KB Output is correct
8 Correct 57 ms 34288 KB Output is correct
9 Correct 52 ms 34256 KB Output is correct
10 Correct 53 ms 34292 KB Output is correct
11 Correct 64 ms 34256 KB Output is correct
12 Correct 57 ms 34376 KB Output is correct
13 Correct 1 ms 212 KB Output is correct

Subtask #4
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 0 ms 212 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 0 ms 212 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 0 ms 212 KB Output is correct
41 Correct 0 ms 212 KB Output is correct
42 Correct 0 ms 212 KB Output is correct
43 Correct 0 ms 212 KB Output is correct
44 Correct 0 ms 212 KB Output is correct
45 Correct 0 ms 212 KB Output is correct
46 Correct 0 ms 212 KB Output is correct
47 Correct 0 ms 212 KB Output is correct
48 Correct 1 ms 212 KB Output is correct
49 Correct 0 ms 212 KB Output is correct
50 Correct 0 ms 212 KB Output is correct
51 Correct 0 ms 212 KB Output is correct
52 Correct 1 ms 212 KB Output is correct
53 Correct 0 ms 212 KB Output is correct
54 Correct 0 ms 212 KB Output is correct
55 Correct 0 ms 212 KB Output is correct
56 Correct 0 ms 212 KB Output is correct
57 Correct 0 ms 212 KB Output is correct
58 Correct 0 ms 212 KB Output is correct
59 Correct 0 ms 340 KB Output is correct
60 Correct 0 ms 340 KB Output is correct
61 Correct 0 ms 212 KB Output is correct
62 Correct 0 ms 340 KB Output is correct
63 Correct 0 ms 340 KB Output is correct
64 Correct 0 ms 340 KB Output is correct
65 Correct 0 ms 340 KB Output is correct
66 Correct 0 ms 340 KB Output is correct
67 Correct 0 ms 340 KB Output is correct
68 Correct 0 ms 340 KB Output is correct
69 Correct 1 ms 340 KB Output is correct
70 Correct 0 ms 340 KB Output is correct
71 Correct 0 ms 340 KB Output is correct
72 Correct 0 ms 340 KB Output is correct
73 Correct 1 ms 340 KB Output is correct
74 Correct 0 ms 340 KB Output is correct
75 Correct 0 ms 340 KB Output is correct
76 Correct 0 ms 340 KB Output is correct
77 Correct 0 ms 340 KB Output is correct
78 Correct 0 ms 340 KB Output is correct
79 Correct 0 ms 340 KB Output is correct
80 Correct 0 ms 212 KB Output is correct
81 Correct 0 ms 340 KB Output is correct
82 Correct 1 ms 340 KB Output is correct
83 Correct 0 ms 212 KB Output is correct
84 Correct 0 ms 212 KB Output is correct
85 Correct 0 ms 340 KB Output is correct
86 Correct 0 ms 212 KB Output is correct

Subtask #5
34.0 / 34.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 0 ms 212 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 0 ms 212 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 0 ms 212 KB Output is correct
41 Correct 0 ms 212 KB Output is correct
42 Correct 0 ms 212 KB Output is correct
43 Correct 0 ms 212 KB Output is correct
44 Correct 0 ms 212 KB Output is correct
45 Correct 0 ms 212 KB Output is correct
46 Correct 0 ms 212 KB Output is correct
47 Correct 0 ms 212 KB Output is correct
48 Correct 1 ms 212 KB Output is correct
49 Correct 0 ms 212 KB Output is correct
50 Correct 0 ms 212 KB Output is correct
51 Correct 0 ms 212 KB Output is correct
52 Correct 1 ms 212 KB Output is correct
53 Correct 0 ms 212 KB Output is correct
54 Correct 0 ms 212 KB Output is correct
55 Correct 0 ms 212 KB Output is correct
56 Correct 0 ms 212 KB Output is correct
57 Correct 51 ms 27424 KB Output is correct
58 Correct 53 ms 34252 KB Output is correct
59 Correct 57 ms 34244 KB Output is correct
60 Correct 57 ms 34256 KB Output is correct
61 Correct 53 ms 34348 KB Output is correct
62 Correct 53 ms 34312 KB Output is correct
63 Correct 54 ms 34252 KB Output is correct
64 Correct 57 ms 34288 KB Output is correct
65 Correct 52 ms 34256 KB Output is correct
66 Correct 53 ms 34292 KB Output is correct
67 Correct 64 ms 34256 KB Output is correct
68 Correct 57 ms 34376 KB Output is correct
69 Correct 1 ms 212 KB Output is correct
70 Correct 0 ms 212 KB Output is correct
71 Correct 0 ms 212 KB Output is correct
72 Correct 0 ms 340 KB Output is correct
73 Correct 0 ms 340 KB Output is correct
74 Correct 0 ms 212 KB Output is correct
75 Correct 0 ms 340 KB Output is correct
76 Correct 0 ms 340 KB Output is correct
77 Correct 0 ms 340 KB Output is correct
78 Correct 0 ms 340 KB Output is correct
79 Correct 0 ms 340 KB Output is correct
80 Correct 0 ms 340 KB Output is correct
81 Correct 0 ms 340 KB Output is correct
82 Correct 1 ms 340 KB Output is correct
83 Correct 0 ms 340 KB Output is correct
84 Correct 0 ms 340 KB Output is correct
85 Correct 0 ms 340 KB Output is correct
86 Correct 1 ms 340 KB Output is correct
87 Correct 0 ms 340 KB Output is correct
88 Correct 0 ms 340 KB Output is correct
89 Correct 0 ms 340 KB Output is correct
90 Correct 0 ms 340 KB Output is correct
91 Correct 0 ms 340 KB Output is correct
92 Correct 0 ms 340 KB Output is correct
93 Correct 0 ms 212 KB Output is correct
94 Correct 0 ms 340 KB Output is correct
95 Correct 1 ms 340 KB Output is correct
96 Correct 0 ms 212 KB Output is correct
97 Correct 0 ms 212 KB Output is correct
98 Correct 0 ms 340 KB Output is correct
99 Correct 0 ms 212 KB Output is correct
100 Correct 49 ms 13956 KB Output is correct
101 Correct 47 ms 13972 KB Output is correct
102 Correct 48 ms 13968 KB Output is correct
103 Correct 45 ms 13996 KB Output is correct
104 Correct 43 ms 13980 KB Output is correct
105 Correct 51 ms 20772 KB Output is correct
106 Correct 60 ms 20684 KB Output is correct
107 Correct 47 ms 20760 KB Output is correct
108 Correct 47 ms 20764 KB Output is correct
109 Correct 49 ms 20780 KB Output is correct
110 Correct 61 ms 14004 KB Output is correct
111 Correct 52 ms 13972 KB Output is correct
112 Correct 47 ms 14004 KB Output is correct
113 Correct 56 ms 14000 KB Output is correct
114 Correct 50 ms 13996 KB Output is correct
115 Correct 67 ms 34260 KB Output is correct
116 Correct 62 ms 34304 KB Output is correct
117 Correct 63 ms 34396 KB Output is correct
118 Correct 64 ms 34252 KB Output is correct
119 Correct 61 ms 34244 KB Output is correct
120 Correct 47 ms 13988 KB Output is correct
121 Correct 48 ms 13988 KB Output is correct
122 Correct 52 ms 13900 KB Output is correct
123 Correct 52 ms 13984 KB Output is correct
124 Correct 92 ms 78888 KB Output is correct
125 Correct 79 ms 78988 KB Output is correct
126 Correct 79 ms 78896 KB Output is correct
127 Correct 75 ms 78984 KB Output is correct
128 Correct 22 ms 7488 KB Output is correct
129 Correct 23 ms 7488 KB Output is correct
130 Correct 19 ms 7456 KB Output is correct
131 Correct 1 ms 212 KB Output is correct