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 |
|---|---|---|---|---|---|---|---|---|---|
| #567906 | #9320. Find the Easiest Problem | security | WA | 8ms | 3808kb | C++14 | 562b | 2024-09-16 14:34:22 | 2024-09-16 14:34:22 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
#define endl '\n'
void solve(){
map<char,int>m;
set<string>s;
int n; cin>>n;
int maxx = -1;
while(n--){
string a,b; char c; cin>>a>>c>>b;
if(b=="accepted"&&(s.count(a)==0)){
m[c]++; s.insert(a);
}
}
for(char i='A';i<='Z';i++){
maxx = max(maxx,m[i]);
}
for(char i='A';i<='Z';i++){
if(maxx == m[i]){
cout<<i<<endl;
return ;
}
}
}
int main(){
ios::sync_with_stdio(false);
cin.tie(nullptr);
int T; cin>>T;
while(T--){
solve();
}
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 1ms
memory: 3808kb
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: 8ms
memory: 3616kb
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:
O P P A B I N H V A T I F R E C N F I V A B S B A O A E F O F A Y O H G K Z B F F D R C U T W I A I J A K L I M C C B A V O F A E A H R B G J O F H D B E A B W H M O I B E F W A E P H F N J Y K P V X O B P I K X L Z H Q B D B T F C B U F L A H T I G A C R G V A N O N K I M R H N J K F K A G N F B H ...
result:
wrong answer 1st lines differ - expected: 'Z', found: 'O'