QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#579518 | #9221. Missing Boundaries | guodong# | WA | 104ms | 6940kb | C++14 | 1.4kb | 2024-09-21 14:34:00 | 2024-09-21 14:34:01 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
int t,n,l;
struct node{
int id,type,fg;
}a[400005];
bool cmd(node xx,node yy){
if(xx.id!=yy.id)return xx.id<yy.id;
else return xx.type<yy.type;
}
int main(){
cin>>t;
while(t--){
cin>>n>>l;
int num=0,sum=0,mx=0,mn=0;
for(int i=1; i<=n; i++){
int x,y;
cin>>x>>y;
if(x!=-1&&y!=-1){
a[++num].id=x;
a[num].type=1;
a[num].fg=i;
a[++num].id=y;
a[num].type=-1;
a[num].fg=i;
}else if(x!=-1){
a[++num].id=x;
a[num].type=1;
a[num].fg=0;
}else if(y!=-1){
a[++num].id=y;
a[num].type=-1;
a[num].fg=0;
}else sum++;
}
sort(a+1,a+num+1,cmd);
if(num>0&&a[1].id!=1){
mx+=a[1].id-1;
if(a[1].type!=-1)mn++;
}
int flag=1;
for(int i=1; i<num; i++){
if(a[i].id==a[i+1].id&&(a[i].type+a[i+1].type!=0||a[i].fg!=a[i+1].fg||a[i].fg==0)){
flag=0;
break;
}
if(a[i].fg!=a[i+1].fg&&((a[i].fg>0&&a[i].type==1)||(a[i+1].fg>0&&a[i+1].type==-1))){
flag=0;
break;
}
if(a[i].fg==a[i+1].fg&&a[i].fg>0)continue;
if(a[i].type==-1&&a[i+1].type==1&&a[i+1].id-a[i].id>1)mn++;
mx+=a[i+1].id-a[i].id-1;
}
if(num>0&&a[num].id!=l){
mx+=l-a[num].id;
if(a[num].id==-1)mn++;
}
if(num==0){
mn=1;
mx=l;
}
if(flag==1&&sum>=mn&&sum<=mx)puts("TAK");
else puts("NIE");
}
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3612kb
input:
3 4 51 1 -1 11 50 -1 -1 -1 10 3 2 -1 -1 -1 -1 -1 -1 2 3 1 2 2 3
output:
TAK NIE NIE
result:
ok 3 lines
Test #2:
score: -100
Wrong Answer
time: 104ms
memory: 6940kb
input:
1 200000 1000000000 490669427 -1 224278942 224287156 821104480 -1 861696576 861702036 807438935 807440055 574078002 574083717 465630141 -1 195378188 -1 -1 13500961 -1 977536179 92893115 -1 -1 661145418 -1 215804863 -1 685338515 544348999 -1 465532902 -1 130346949 -1 -1 526666304 635604584 635605404 ...
output:
NIE
result:
wrong answer 1st lines differ - expected: 'TAK', found: 'NIE'