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 |
---|---|---|---|---|---|---|---|---|---|
#529040 | #9221. Missing Boundaries | ucup-team3555# | WA | 131ms | 22476kb | C++14 | 1.6kb | 2024-08-24 08:34:15 | 2024-08-24 08:34:16 |
Judging History
answer
/*
赛场风云变幻间,
治程独步算法巅。
代码编织成胜网,
智慧花开满园春。
*/
# include <bits/stdc++.h>
const int N=400010,INF=0x3f3f3f3f;
inline int read(void){
int res,f=1;
char c;
while((c=getchar())<'0'||c>'9')
if(c=='-') f=-1;
res=c-48;
while((c=getchar())>='0'&&c<='9')
res=res*10+c-48;
return res*f;
}
struct Node{
int x,bel,op;
bool operator < (const Node &rhs) const{
return (x!=rhs.x)?(x<rhs.x):(op<rhs.op);
}
}p[N];
int pc,lim,n;
int a[N],b[N];
std::map <int,int> mp;
bool val[N];
int main(void){
int T=read();
while(T--){
n=read(),lim=read(),pc=0;
mp.clear();
int emp=0,l=0,r=0;
for(int i=1;i<=n;++i){
val[i]=false;
int a=read(),b=read();
::a[i]=a,::b[i]=b;
emp+=(a==-1&&b==-1);
if(a!=-1&&mp.count(a)){
puts("NIE");
goto END;
}
if(b!=-1&&mp.count(b)){
puts("NIE");
goto END;
}
if(a!=-1&&b!=-1) val[i]=true;
if(a!=-1) ++mp[a],p[++pc]=(Node){a,i,0};
if(b!=-1) ++mp[b],p[++pc]=(Node){b,i,1};
}
std::sort(p+1,p+1+pc); // p[0].x = 0
p[0].x=0,p[0].op=1;
p[pc+1].x=lim+1,p[pc+1].op=0,val[n+1]=0;
p[pc+1].bel=n+1;
for(int i=1;i<=pc+1;++i){
if(p[i].bel==p[i-1].bel) continue;
if(val[p[i].bel]&&p[i].op==1&&p[i-1].bel!=p[i].bel){
puts("NIE");
goto END;
}
if(p[i].op==0&&p[i-1].op==1){
if(p[i-1].x+1!=p[i].x){
++l;
}
}
r+=(p[i].x-p[i-1].x-1);
}
if(emp>=l&&emp<=r) puts("TAK");
else puts("NIE");
END:;
}
return 0;
}
詳細信息
Test #1:
score: 100
Accepted
time: 1ms
memory: 7744kb
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: 0
Accepted
time: 131ms
memory: 22476kb
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:
TAK
result:
ok single line: 'TAK'
Test #3:
score: 0
Accepted
time: 0ms
memory: 5688kb
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 #4:
score: 0
Accepted
time: 114ms
memory: 21020kb
input:
1 197838 400000 34167 34169 352180 -1 235963 -1 -1 -1 160401 160405 347288 -1 270353 270354 214502 214504 183243 183245 -1 -1 -1 36193 -1 -1 -1 17557 273498 273500 269137 -1 395099 395100 285515 285518 -1 -1 71041 71042 324060 -1 -1 385151 -1 379645 -1 -1 -1 185142 -1 191584 89259 89261 328347 32834...
output:
TAK
result:
ok single line: 'TAK'
Test #5:
score: 0
Accepted
time: 32ms
memory: 11828kb
input:
2 97340 150000 -1 101927 105937 -1 -1 107253 -1 47307 110550 -1 84061 84062 125176 125177 -1 15915 29617 -1 -1 -1 -1 43147 115958 -1 101807 101808 24866 -1 66826 66828 -1 31640 -1 5610 1281 1284 -1 -1 -1 -1 -1 73973 -1 2945 29064 -1 30653 -1 -1 63714 -1 -1 141389 141390 -1 27465 57358 -1 47388 47389...
output:
NIE NIE
result:
ok 2 lines
Test #6:
score: -100
Wrong Answer
time: 26ms
memory: 10400kb
input:
4 50000 50000 11702 -1 -1 3148 30364 -1 48876 -1 -1 10739 -1 44459 11634 -1 39348 -1 38829 -1 16182 -1 37933 -1 35295 -1 43280 -1 37745 -1 -1 40076 358 -1 14043 -1 13975 -1 41942 -1 -1 13182 14780 -1 -1 14663 3998 -1 -1 24474 -1 6583 -1 9620 -1 37944 12103 -1 8307 -1 45760 -1 -1 2924 25441 -1 -1 194...
output:
TAK NIE TAK TAK
result:
wrong answer 3rd lines differ - expected: 'NIE', found: 'TAK'