QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #576499 | #9320. Find the Easiest Problem | fuchen | AC ✓ | 198ms | 57216kb | Java8 | 1.7kb | 2024-09-19 20:40:40 | 2024-09-19 20:40:42 |
Judging History
answer
import java.io.StreamTokenizer;
import java.io.InputStreamReader;
import java.io.BufferedReader;
import java.util.HashSet;
public class Main{
static StreamTokenizer st=new StreamTokenizer(new BufferedReader(new InputStreamReader(System.in)));
public static int in() throws Exception{
st.nextToken();
return (int) st.nval;
}
public static String in_str() throws Exception{
st.nextToken();
return st.sval;
}
public static int get(String str){
char c=str.charAt(0);
return c-65;
}
public static void main(String[] args) throws Exception{
int T=in();
while(T-->0){
int n=in();
HashSet<String> hash[]=new HashSet[28];
int count[]=new int[28];
for(int i=0;i<26;i++){
hash[i]=new HashSet<>();
}
for(int i=1;i<=n;i++){
String name=in_str();
String id=in_str();
String is_ac=in_str();
if(is_ac.equals("accepted")){
int num=get(id);
if(!hash[num].contains(name)){
hash[num].add(name);
count[num]++;
}
hash[num].add(name);
}
}
int max=0;
for(int i=1;i<26;i++){
if(count[max]<count[i]){
max=i;
}else if(count[max]==count[i]){
max=Math.min(max,i);
}
}
char res= (char)('A'+max);
System.out.println(res);
}
}
}
这程序好像有点Bug，我给组数据试试？
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 36ms
memory: 37196kb
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: 192ms
memory: 53492kb
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: 183ms
memory: 54456kb
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: 198ms
memory: 54488kb
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: 122ms
memory: 45768kb
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:
P
result:
ok single line: 'P'
Test #6:
score: 0
Accepted
time: 129ms
memory: 45716kb
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:
A
result:
ok single line: 'A'
Test #7:
score: 0
Accepted
time: 175ms
memory: 57216kb
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:
A
result:
ok single line: 'A'
Test #8:
score: 0
Accepted
time: 110ms
memory: 46168kb
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:
E
result:
ok single line: 'E'
Test #9:
score: 0
Accepted
time: 192ms
memory: 54980kb
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: 180ms
memory: 54980kb
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:
B
result:
ok single line: 'B'
Extra Test:
score: 0
Extra Test Passed