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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
#565342	#9320. Find the Easiest Problem	srxxxx	AC ✓	23ms	9124kb	C++17	4.5kb	2024-09-15 21:00:50	2024-09-15 21:00:50

Judging History

你现在查看的是最新测评结果

[2024-09-15 21:00:50]
评测

测评结果：AC
用时：23ms
内存：9124kb

查看

[2024-09-15 21:00:50]
提交

answer

/*                  ┌───────────────────┐
                    │ 0 error 0 warming │
                    └───────────────────┘
    ┌────────┐                              ┌────────┐
    │ Python │              ·               │ Years  │
    │        │           ·     ·            │        │
    │ Java   │         ·  Hello  ·          │ Months │
    │        │       ·             ·        │        │
    │ C++    │         ·  World! ·          │ Weeks  │
    │        │           ·     ·            │        │
    │ Line   │              ·               │  Day   │
    │        │                              │        │
    │ Line   │                              │  Day   │
    │        │                              │        │
    │  So    │                              │  No    │
    │        │                              │        │
    │ Easy   │                              │  Bug   │
    └────────┘                              └────────┘
*/
/*
 *
 *     ┏┓　　 ┏┓+ +
 * 　 ┏┛ ┻━━━┛ ┻━┓ + +               ┏┓　　　 ┏┓+ +
 * 　 ┃　　　　　 ┃ 　               ┏┛┻━━━━━━┛ ┻━━┓
 * 　 ┃　　　━　  ┃ ++ + + +         ┃　　　　　　　┃++ + + +
 *   ████━████   ┃+                 ┃　　　━　　　 ┃
 * 　 ┃　　　　　 ┃ +                ┃　＞　　　＜　┃
 * 　 ┃　　　┻　　┃                  ┃　　　　　　  ┃
 * 　 ┃　　　　　 ┃ + +              ┃...　⌒　... ┃
 * 　 ┗━┓　　　 ┏━┛                  ┃　　　　　   ┃
 * 　　　┃　　　┃　　　　　　         ┗━┓　　　┏━━━┛　　　　　
 * 　　　┃　　　┃ + + + +              ┃　　　┃  + + + +
 * 　　　┃　　　┃                      ┃　　　┃
 * 　　　┃　　　┃ +  神兽保佑           ┃　　　┃+  神兽保佑
 * 　　　┃　　　┃    代码无bug          ┃　　　┃   cf不被hack
 * 　　　┃　　　┃　　+　　　　　         ┃　　　┃  　++　　　+　　　
 * 　　　┃　 　　┗━━━┓ +，，            ┃　　　┗━━━┓
 * 　　　┃ 　　　　　 ┣┓ +++            ┃　　　　　 ┣┓  ++
 * 　　　┃ 　　　　　 ┏┛                ┃　　　　　 ┏┛  ++++
 * 　　　┗┓┓ ┏━━━┳┓ ┏┛ + + + +         ┗┓ ┏━━━┳┓ ┏┛
 * 　　　　┃┫┫　  ┃┫┫                   ┃┫┫　  ┃┫┫        +++
 * 　　　　┗┻┛　  ┗┻┛+ + + +            ┗┻┛　  ┗┻┛
 *
 */

#include <bits/stdc++.h>
#define INF 0x3f3f3f3f
#define fore(i, a, b) for (int(i) = (a); (i) < (b); (i)++)
#define foree(i, a, b) for (int(i) = (a); (i) <= (b); (i)++)
#define ford(i, a, b) for (int(i) = (a); (i) > (b); (i)--)
#define forde(i, a, b) for (int(i) = (a); (i) >= (b); (i)--)
#define fi first
#define se second
#define pb push_back
using namespace std;
typedef long long ll;
ll gcd(ll a, ll b)
{
    return b ? gcd(b, a % b) : a;
}
ll lcm(ll a, ll b)
{
    return a * b / gcd(a, b);
}
ll qpow(ll a, ll k, ll p)
{
    ll res = 1 % p;
    while (k)
    {
        if (k & 1)
            res = (ll)res * a % p;
        a = (ll)a * a % p;
        k >>= 1;
    }
    return res;
}
ll _;
ll n, m, k;
string t, s;
char p;
ll a[0x3f3f3f];
ll l, r;
ll ans = 0;
bool flag;
void solve()
{
    ans = 0;
    cin >> n;
    map<string, set<char>> mp;
    map<char, ll> ans;
    while (n--)
    {
        cin >> t >> p >> s;
        if (s == "accepted")
        {
            if (!mp[t].count(p))
            {
                mp[t].insert(p);
                ans[p]++;
            }
        }
    }
    ll Max = 0;
    char Ans;
    for (auto i : ans)
    {
        if (Max < i.second)
        {
            Max = i.second;
            Ans = i.first;
        }
    }
    cout << Ans;
}
int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    _ = 1;
    cin >> _;
    while (_--)
    {
        solve();
        cout << '\n'; // 这里记得手动添加换行的转义字符
    }
    return 0;
}

源文件, 语言: C++17

这程序好像有点Bug，我给组数据试试？

详细

Test #1:

score: 100

Accepted

time: 0ms

memory: 3640kb

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: 0

Accepted

time: 9ms

memory: 3856kb

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:

Z
E
Z
I
B
I
G
H
S
K
J
I
H
R
Z
C
K
O
I
P
A
B
I
A
A
N
A
B
A
O
F
O
R
T
H
G
K
E
S
D
F
D
R
C
U
V
W
P
A
O
J
E
A
B
U
M
C
T
L
G
V
A
Z
N
E
O
Q
F
B
G
J
I
E
M
A
A
E
A
K
J
J
S
E
W
Z
K
F
I
S
P
M
H
G
G
H
W
I
P
T
D
O
A
F
N
C
S
Y
Z
S
G
J
F
Q
F
O
C
B
B
U
C
I
A
E
I
P
K
C
R
X
N
D
N
L
Q
L
I
X
I
H
U
J
Z
D
K
G
F
T
F
B
H
...

result:

ok 1000 lines

Test #3:

score: 0

Accepted

time: 8ms

memory: 3632kb

input:

1000
39
OnYbTl Y accepted
m I accepted
NJN T accepted
lTGE D accepted
mi K accepted
ttcHrVD W accepted
hvGveRIr J rejected
zTwvbWhhQT S rejected
VlAcLAHas E accepted
hM H accepted
wltR G rejected
JJWtQ H accepted
zVwBtj L rejected
ZVqAWCsj I rejected
BwuM B accepted
IpUXa R rejected
OdSv D rejected
...

output:

H
R
M
I
S
J
D
D
A
E
X
S
I
D
D
A
I
N
G
O
F
G
G
B
A
J
E
H
D
I
G
M
O
N
C
G
F
L
V
D
C
S
B
U
H
W
L
J
C
O
B
D
L
N
D
V
K
M
Z
C
T
H
K
U
I
T
R
R
Q
D
B
E
F
A
Q
O
F
M
C
T
M
E
Y
L
K
Q
K
E
A
O
E
J
O
B
N
R
A
E
D
I
A
Q
W
A
M
A
Z
W
K
M
I
J
B
F
L
X
E
R
G
A
I
H
Q
P
T
E
K
L
Q
U
C
A
F
C
A
S
N
G
G
U
L
J
J
A
A
J
A
B
A
E
...

result:

ok 1000 lines

Test #4:

score: 0

Accepted

time: 8ms

memory: 3852kb

input:

1000
15
vCproSIO G rejected
vCproSIO H rejected
ySoEaGKbVz R rejected
ySoEaGKbVz M accepted
vCproSIO Z rejected
ySoEaGKbVz C rejected
YVCmuO H accepted
XHHVYm Y rejected
YVCmuO H rejected
vCproSIO S accepted
ySoEaGKbVz J accepted
YVCmuO P rejected
ySoEaGKbVz E rejected
XHHVYm O accepted
vCproSIO T r...

output:

H
A
F
A
N
J
B
C
H
T
B
L
G
Z
J
H
F
A
B
H
A
O
V
E
B
O
L
B
J
D
I
Y
M
B
Q
B
F
E
T
B
T
C
C
X
E
P
S
M
A
Q
G
D
A
A
H
I
H
E
D
C
A
A
V
C
B
C
D
E
B
F
I
D
C
M
J
P
N
F
V
K
E
K
K
B
B
F
Q
L
B
E
Q
A
R
E
V
C
Y
D
I
C
H
N
H
G
G
M
A
H
E
D
U
N
N
M
R
K
C
B
F
O
H
V
I
A
U
R
Y
D
A
A
A
G
E
N
N
L
C
A
E
C
B
Z
P
W
K
U
D
H
D
V
...

result:

ok 1000 lines

Test #5:

score: 0

Accepted

time: 7ms

memory: 4180kb

input:

1
27400
RPRPRNWL O accepted
UTqhXsDpY R rejected
BabD A rejected
eNM Y rejected
HzIyx S accepted
phWEJVQ N rejected
NbisS Q accepted
cTIsPKm Y rejected
sElDxdT T accepted
BJuQR Q rejected
vfPJs W rejected
eF Z accepted
KyOHzFtXm B accepted
wZlyz T accepted
acDVjN C accepted
M X rejected
sW A accepte...

output:

result:

ok single line: 'P'

Test #6:

score: 0

Accepted

time: 3ms

memory: 3544kb

input:

1
29702
Wsfzx N rejected
yZkJOvtRG B rejected
Wsfzx A accepted
yZkJOvtRG C rejected
F G accepted
kyUxIv U accepted
li R rejected
F Q rejected
F Y accepted
F I accepted
yZkJOvtRG J rejected
Wsfzx C rejected
Wsfzx V accepted
yZkJOvtRG L rejected
F X rejected
kyUxIv K accepted
li G accepted
Wsfzx Z acc...

output:

result:

ok single line: 'A'

Test #7:

score: 0

Accepted

time: 9ms

memory: 3588kb

input:

1
99584
I Y rejected
I F accepted
I Z rejected
I G accepted
I J rejected
I A rejected
I C rejected
I R rejected
I J accepted
I L rejected
I A rejected
I L accepted
I E rejected
I O accepted
I P accepted
I F rejected
I O accepted
I E accepted
I W accepted
I X rejected
I G accepted
I R rejected
I A re...

output:

result:

ok single line: 'A'

Test #8:

score: 0

Accepted

time: 9ms

memory: 5604kb

input:

1
26160
QmDDKxIel A rejected
gmxZDM O rejected
thXodr Z accepted
sznPsL Z accepted
VynmaLp B rejected
MfJQRamC T rejected
W W accepted
WFqnF T accepted
QRys Y accepted
Q H accepted
XUiMDH H accepted
fPcwpz U rejected
oEqrrOAv D rejected
aeW O accepted
M B accepted
JYzynly O accepted
JJqNf G rejected...

output:

result:

ok single line: 'E'

Test #9:

score: 0

Accepted

time: 9ms

memory: 3656kb

input:

1000
81
pnnCvDUIH B rejected
rdcJWGYGhk B accepted
VBFvmoYLn B accepted
jdMRRJuIpZ B rejected
WLewtGWJw A rejected
zGAkWsrfG A accepted
MDzQocBGr A rejected
XufUaIWaKT A accepted
JachfkiYL A rejected
zvDlkMINf B rejected
NMfFDEVhG A rejected
axiTyJnXu B accepted
wLkSOTqqV A rejected
amkUqtOyMB B rej...

output:

B
B
B
B
B
A
B
A
A
A
B
B
B
A
A
B
B
A
B
A
A
A
B
A
A
B
B
B
A
A
A
B
B
A
A
B
A
B
B
B
A
B
A
B
B
A
B
A
A
A
A
A
B
A
B
B
A
A
A
A
B
A
B
A
A
A
B
A
A
B
B
A
A
A
B
B
A
A
B
B
B
A
A
A
A
A
A
B
A
B
B
B
B
A
A
B
B
B
B
B
A
B
A
A
B
A
A
B
A
A
B
A
B
A
A
A
B
B
A
A
B
A
B
B
A
B
A
B
A
A
A
B
B
A
A
A
B
B
A
A
A
A
B
A
B
A
A
A
A
A
...

result:

ok 1000 lines

Test #10:

score: 0

Accepted

time: 23ms

memory: 9124kb

input:

1
61839
BGQriOTlZ B rejected
ZIqGhTsmH B rejected
DxIVjUqBr A rejected
afbRvvloO A accepted
LskKGrpIx A rejected
zGnHxzKmA B rejected
bHSaQfYtu A rejected
xPTMHyQgD B rejected
xWrkTqLhH B accepted
tGUVjSpmjI A accepted
bBBZKwbsw A accepted
IAaiNrLMLe B accepted
bglBZRQuk B accepted
DtLTczAkJo A reje...

output:

result:

ok single line: 'B'

Extra Test:

score: 0

Extra Test Passed