QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #568344 | #9320. Find the Easiest Problem | lanhuo | WA | 7ms | 3660kb | C++17 | 819b | 2024-09-16 16:08:55 | 2024-09-16 16:08:56 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
//#pragma GCC optimize(2)
//#pragma GCC optimize(3,"Ofast","inline")
typedef long long ll;
#define pll pair<ll,ll>
const int inf=0x3f3f3f3f;
const int N=1e5+5;
const int mod=99844854;
#define PI 3.1415926
#define fi first
#define se second
ll n,ma;
char ans,s2,s;
string s1,s3;
set<string>se[26];
void solve(){
cin>>n;ma=0;
for(int i=1;i<=n;++i){
cin>>s1>>s2>>s3;
if(s3[0]=='a'){
ll cnt=s2-'A';
se[cnt].insert(s1);
if(se[cnt].size()>ma){
ma=se[cnt].size();
ans=s2;
}
// else if(se[cnt].size()==ma){
// ans=min(ans,s2);
// }
}
}
cout<<ans<<endl;
}
int main(){
ios::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
int __;cin>>__;
while(__--){
solve();
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3576kb
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: 7ms
memory: 3660kb
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 P P O K H Z H H H Y H H T J Z J F Q Y H M S J M A A Z F J M B Y O D G G F Y S O D R Y D Y X T G Y T W Z J I S E P P A V Q F E W W H I S G Z N H E D R J K I B X S O M B V X U A D M Q Y O V M P P V X C N B N M X Y A A U C H Q B I W O U C Q O N I K G F Q L L V S L G Y K D K A K U D G B L G V K G M K ...
result:
wrong answer 2nd lines differ - expected: 'E', found: 'P'