QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#269079 | #7517. Flying Ship Story | Terk | WA | 905ms | 3596kb | C++14 | 986b | 2023-11-29 11:54:58 | 2023-11-29 11:54:59 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
const int N=1e6+10;
int q,n,pre;
struct node{
int x,y,w;
}Rem[10];
int cmp(node a,node b){
return a.w>b.w;
}
int check(int x,int y,int i){
if(i==n+1) return 1;
if(Rem[i].x!=x&&Rem[i].y!=y) return 1;
return 0;
}
int main(){
cin>>q;
while(q--){
int op,x,y,w;
cin>>op>>x>>y;
x^=pre;
y^=pre;
if(op==1){
cin>>w;
w^=pre;
Rem[++n]={x,y,w};
sort(Rem+1,Rem+1+n,cmp);
for(int i=1;i<=n;i++){
int cnt1=0,cnt2=0;
for(int j=1;j<i;j++){
if(Rem[i].x==Rem[j].x&&Rem[i].y==Rem[j].y) Rem[i]={0,0,0};
if(Rem[i].x==Rem[j].x) cnt1++;
if(Rem[i].y==Rem[j].y) cnt2++;
}
if(cnt1>1||cnt2>1) Rem[i]={0,0,0};//同行或列出现俩一样的就没用了
}
sort(Rem+1,Rem+1+n,cmp);
n=min(n,4);
}
if(op==2){
for(int i=1;i<=n+1;i++){
if(check(x,y,i)){
pre=Rem[i].w;
cout<<Rem[i].w<<'\n';
break;
}
}
}
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3592kb
input:
5 1 2 3 1 1 4 5 2 2 2 2 2 3 7 2 3 4
output:
2 1 0
result:
ok 3 lines
Test #2:
score: 0
Accepted
time: 781ms
memory: 3596kb
input:
1000000 2 370943499 431961772 1 1 1 11995570 2 37566858 838793045 1 11995571 11995569 908148975 2 11995571 11995571 1 1 3 716821068 2 67877937 3 1 11995571 11995571 771898489 2 38381714 99749723 1 915818844 915818847 729541681 2 592361351 915818846 1 783627722 783627722 639375021 2 102203700 8636489...
output:
0 11995570 0 11995570 915818845 783627723 915818845 0 0 915818845 0 783627723 0 904468304 904468304 904468304 915818845 904468304 915818845 904468304 915818845 0 904468304 0 915818845 915818845 0 0 915818845 915818845 0 921710773 0 921710773 998138906 921710773 0 921710773 998138906 0 998138906 0 99...
result:
ok 500000 lines
Test #3:
score: 0
Accepted
time: 905ms
memory: 3592kb
input:
1000000 2 648544745 437316088 1 1 1 221075686 2 802693951 691188141 1 221075687 221075684 1036811136 2 771835961 178451319 1 820061031 820061031 560017372 2 829408420 820061028 1 293604539 293604539 699366423 2 293604539 293604539 1 1 2 610044241 2 50747012 885321059 1 942633132 942633132 603537610 ...
output:
0 221075686 820061030 293604538 0 942633133 942633133 27478144 820061030 820061030 900696946 27478144 942633133 942633133 0 772167494 27478144 891145650 900696946 772167494 891145650 918281274 772167494 772167494 772167494 772167494 772167494 942633133 918281274 891145650 918281274 891145650 8911456...
result:
ok 500000 lines
Test #4:
score: -100
Wrong Answer
time: 847ms
memory: 3560kb
input:
1000000 2 488777832 43440411 1 441939805 62137297 1349 2 198318033 382339804 1 441938456 72190649 815 2 458351680 72190649 1 441938456 287971850 290 2 161496970 653240491 1 933968337 49827233 1142 2 441938231 49827233 1 623590902 306969890 440 2 441939805 144230480 1 441939265 480404387 11460 2 4419...
output:
0 1349 1349 1642 0 540 440 440 440 11992 4593 4228 9603 4228 12488 7139 4593 14051 14051 14051 16301 0 34628 63270 63270 63270 63270 64063 63270 63270 64063 64063 64063 64063 64063 64063 63270 64063 63270 64063 64063 64063 64063 64063 64063 64063 64063 64063 64063 64063 64063 64063 64063 64063 64063...
result:
wrong answer 22nd lines differ - expected: '4593', found: '0'