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QOJ

ID	Problem	Submitter	Result	Time	Memory	Language	File size	Submit time	Judge time
#668322	#7894. Many Many Heads	nageing	WA	8ms	3620kb	C++20	1019b	2024-10-23 13:37:10	2024-10-23 13:37:16

Judging History

你现在查看的是最新测评结果

[2024-10-23 13:37:16]
评测

测评结果：WA
用时：8ms
内存：3620kb

查看

[2024-10-23 13:37:10]
提交

answer

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<ll, ll> pii;
bool chmin(int &x, int y) {
	if (x > y) {
		x = y;
		return 1;
	}
	return 0;
}
bool chmax(int &x, int y) {
	if (x < y) {
		x = y;
		return 1;
	}
	return 0;
}

void solve() {
	string s;
	cin >> s;
	int n = s.size();
	vector<int> cnt(2);
	stack<int> stk;
	map<char, int> mp;
	mp['('] = 0; mp[')'] = 0;
	mp['['] = 1; mp[']'] = 1;
	bool ok = 1;
	for (int i = 0; i < n; i ++) {
		if (stk.empty()) {
			stk.push(mp[s[i]]);
		} else {
			if (stk.top() == mp[s[i]]) {
				stk.pop();
				if (stk.empty()) {
					cnt[mp[s[i]]] ++;
				} else {
					if (stk.top() == mp[s[i]]) {
						ok = 0;
					}
				}
			} else {
				stk.push(mp[s[i]]);
			}
		}
	}
	ok &= (cnt[0] < 2 && cnt[1] < 2);

	cout << (ok ? "Yes\n" : "No\n");
}

int main() {
	ios::sync_with_stdio(false);
	cin.tie(nullptr); cout.tie(nullptr);
	int t = 1;
	cin >> t;
	while (t --) {
		solve();
	}

	return 0;
}

Source code, Language: C++20

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100

Accepted

time: 0ms

memory: 3564kb

input:

6
))
((()
[()]
()[()]()
([()])
([])([])

output:

Yes
No
Yes
No
Yes
No

result:

ok 6 token(s): yes count is 3, no count is 3

Test #2:

score: 0

Accepted

time: 0ms

memory: 3620kb

input:

2
(([([[([
]]))])]])]

output:

Yes
No

result:

ok 2 token(s): yes count is 1, no count is 1

Test #3:

score: -100

Wrong Answer

time: 8ms

memory: 3612kb

input:

15134
][
)(
)([[
[)([
)][)
]])(
([]([]
]]))][
[([](]
()[))]
][(]](
([()[)
()[]((
[)([)(
]]([[)]]
)[()])]]
))[](([]
](([((]]
))[)][)[
[)])([(]
[()[]))[
)][(]()]
[[((]()]
((]])[[)
])(](]])
)]]()[](
([)[])])
[[)[()](
([[)[[()
[[)([]))
[)[[)[()
))[(([)(
()][)[](]]
[()]([[([[
)[]))][)][
)]([]([(][
[])])(...

output:

Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
Yes
Yes
Yes
Yes
No
Yes
No
Yes
No
No
Yes
Yes
No
Yes
No
No
Yes
No
Yes
Yes
No
No
Yes
No
No
No
No
Yes
No
No
No
No
No
No
Yes
No
Yes
Yes
Yes
No
No
No
Yes
No
No
No
No
Yes
No
No
No
Yes
Yes
Yes
No
Yes
No
No
No
No
No
No
Yes
No
No
No
No
No
No
No
No
No
No
Yes
Yes
No
No
No
No
No
No...

result:

wrong answer expected NO, found YES [45th token]