QOJ.ac

QOJ

ID	题目	提交者	结果	用时	内存	语言	文件大小	提交时间	测评时间
#591514	#9320. Find the Easiest Problem	mmzskm	WA	10ms	3568kb	C++17	719b	2024-09-26 16:16:01	2024-09-26 16:16:02

Judging History

你现在查看的是最新测评结果

[2024-09-26 16:16:02]
评测

测评结果：WA
用时：10ms
内存：3568kb

查看

[2024-09-26 16:16:01]
提交

answer

#include<bits/stdc++.h>
using namespace std;
#define int long long

void solve()
{
	int n;
	cin >> n;
	vector<string> v(500);
	map<string, int> m;
	for (int i = 0; i < n; i++)
	{
		string t, p, s;
		cin >> t >> p >> s;
		if (s == "accepted" && v[t[4] - 'A'].find(p[0]) == -1) // t队的p题还没AC
		{
			m[p]++;
			v[t[4] - 'A'].push_back(p[0]);
		}
	}
	int maxn = -1;
	string ans = "zzzzzzzzzzzz";
	for (auto i : m)
	{
		if (maxn <= i.second)
		{
			maxn = i.second;
			ans = min(i.first, ans);
		}
	}
	cout << ans << endl;
}

signed main()
{
	ios::sync_with_stdio(false);
	cin.tie(0), cout.tie(0);

	int T = 1;
	cin >> T;
	while (T--)
	{
		solve();
	}

	return 0;
}

源文件, 语言: C++17

详细

Test #1:

score: 100

Accepted

time: 0ms

memory: 3568kb

input:

2
5
teamA A accepted
teamB B rejected
teamC A accepted
teamB B accepted
teamD C accepted
4
teamA A rejected
teamB A accepted
teamC B accepted
teamC B accepted

output:

A
A

result:

ok 2 lines

Test #2:

score: -100

Wrong Answer

time: 10ms

memory: 3556kb

input:

1000
44
WaiooyIXa O accepted
WaiooyIXa P accepted
ZYYsNWag P accepted
DPIawQg D rejected
IzPdjnM Z rejected
Ra D rejected
kwQyGxLo I rejected
DPIawQg L accepted
kwQyGxLo I accepted
mmWxDuADCB D rejected
PXwVAOgwiz P rejected
ZYYsNWag U accepted
IzPdjnM Z accepted
TgBNO P rejected
kwQyGxLo J accepted...

output:

A
C
A
A
A
B
A
A
A
A
D
A
F
B
A
C
A
A
A
A
A
A
A
A
A
A
A
B
A
A
A
A
B
B
B
G
B
A
A
A
C
D
A
C
D
A
A
A
A
C
J
A
A
A
A
A
A
B
B
A
A
A
A
A
B
A
C
A
A
G
C
A
E
A
A
A
E
A
B
B
A
B
A
B
A
A
F
B
A
C
C
C
C
A
A
F
A
A
A
A
B
A
B
A
A
A
A
A
A
B
B
A
B
B
A
A
A
A
B
B
A
A
A
B
A
A
B
A
G
B
A
A
G
B
A
A
A
A
B
A
A
A
B
A
A
F
B
A
B
H
...

result:

wrong answer 1st lines differ - expected: 'Z', found: 'A'