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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 |
---|---|---|---|---|---|---|---|---|---|
#89017 | #5466. Permutation Compression | shihoghmean | WA | 2ms | 3316kb | C++14 | 3.1kb | 2023-03-18 11:25:13 | 2023-03-18 11:25:16 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
//#define int long long
#define ll long long
#define fo(i,a,b) for(int i=a;i<=b;i++)
#define fr(i,a,b) for(int i=a;i>=b;i--)
#define py puts("YES")
#define pn puts("NO")
#define pt puts("")
#define pb push_back
#define wt(x) write(x),puts("")
#define tx printf("fds")
#define mp make_pair
#define fi first
#define se second
inline int read(){
int x=0,k=1;
char ch=getchar();
while(ch<'0'||ch>'9'){
if(ch=='-') k=-1;
ch=getchar();
}
while(ch>='0'&&ch<='9'){
x=(x<<1)+(x<<3)+ch-48;
ch=getchar();
}
return x*k;
}
void write(int x){
if(x<0){
x=-x;
putchar('-');
}
if(x>9) write(x/10);
putchar(x%10+'0');
}
int power(int x,int y,int mod){
int num=1;
while(y){
if(y&1) num=(num*x)%mod;
x=x*x%mod;
y>>=1;
}
return num;
}
int mul(int x,int y,int mod){
int num=0;
while(y){
if(y&1) num=(num+x)%mod;
x=(x+x)%mod;
y>>=1;
}
return num;
}
const int N=1e6+7,mod=998244353;
int n,m,tot,cnt,ans,k;
int a[N],b[N],c[N],d[N],z[N];
multiset<int> st;
struct tree{
int max,num;
}t[N];
void pu(int id){
t[id].max=max(t[id<<1].max,t[id<<1|1].max);
t[id].num=t[id<<1].num+t[id<<1|1].num;
}
void build(int id,int l,int r){
if(l==r){
t[id].max=a[l];
t[id].num=1;
return ;
}
int mid=(l+r)>>1;
build(id<<1,l,mid);
build(id<<1|1,mid+1,r);
pu(id);
}
void update(int id,int l,int r,int x){
if(l==r){
t[id].max=0;
t[id].num=0;
return ;
}
int mid=(l+r)>>1;
if(x<=mid) update(id<<1,l,mid,x);
else update(id<<1|1,mid+1,r,x);
pu(id);
}
int querymax(int id,int l,int r,int L,int R){
if(L<=l&&r<=R){
return t[id].max;
}
int mid=(l+r)>>1;
int p=0;
if(L<=mid) p=max(p,querymax(id<<1,l,mid,L,R));
if(mid<R) p=max(p,querymax(id<<1|1,mid+1,r,L,R));
pu(id);
return p;
}
int querynum(int id,int l,int r,int L,int R){
if(L<=l&&r<=R){
return t[id].num;
}
int mid=(l+r)>>1;
int p=0;
if(L<=mid) p+=querynum(id<<1,l,mid,L,R);
if(mid<R) p+=querynum(id<<1|1,mid+1,r,L,R);
pu(id);
return p;
}
int get(int x){
int now=d[x];
int l=now+1,r=n;
int R=now;
while(l<=r){
int mid=(l+r)>>1;
if(querymax(1,1,n,now+1,mid)>x) r=mid-1;
else l=mid+1,R=mid;
}
l=1;
r=now-1;
int L=now;
while(l<=r){
int mid=(l+r)>>1;
if(querymax(1,1,n,mid,now-1)>x) l=mid+1;
else r=mid-1,L=mid;
}
// printf("%d %d\n",L,R);
return querynum(1,1,n,L,R);
}
signed main(){
int tt=read();
while(tt--){
n=read();m=read();
k=read();
st.clear();
fo(i,1,n) b[i]=1;
fo(i,1,n) a[i]=read(),d[a[i]]=i;
fo(i,1,m) z[i]=read(),b[z[i]]=0;
fo(i,1,k) {
int x=read();
st.insert(x);
}
build(1,1,n);
int fl=0;
int p=1;
fo(i,1,m){
while(a[p]!=z[i]&&p<=n) p++;
if(p>n){
fl=1;
pn;
break;
}
}
if(fl) continue;
fr(i,n,1){
if(b[i]){
int x=get(i);
if(st.begin()==st.end()){
fl=1;
pn;
break;
}
auto it=(st.upper_bound(x));
if((*st.begin())>x){
fl=1;
pn;
break;
}
st.erase(*(it--));
update(1,1,n,d[i]);
}
}
if(fl) continue;
py;
}
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 2ms
memory: 3252kb
input:
3 5 2 3 5 1 3 2 4 5 2 1 2 4 5 5 5 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 3 2 2 3 1 2 3 2 2 3
output:
YES YES NO
result:
ok 3 lines
Test #2:
score: -100
Wrong Answer
time: 2ms
memory: 3316kb
input:
100 2 1 2 2 1 2 1 1 2 1 2 1 2 1 2 2 2 1 1 1 2 1 2 6 1 5 3 4 2 5 6 1 3 5 2 1 1 1 6 1 6 2 1 3 6 4 5 1 4 1 2 2 1 4 3 3 2 2 1 3 2 1 3 2 2 1 1 1 1 1 1 1 1 1 1 1 1 2 1 2 2 1 2 1 2 4 4 3 2 1 3 4 2 1 3 4 4 3 1 1 1 1 1 1 1 6 5 1 6 2 5 4 3 1 6 2 4 3 1 4 1 1 1 1 1 1 6 5 3 3 6 1 4 5 2 3 6 1 4 2 3 3 4 4 3 4 3 4 ...
output:
YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES NO YES YES YES YES NO YES YES YES YES YES YES YES YES YES YES NO YES NO YES YES NO NO YES YES YES YES NO YES YES YES YES YES YES YES NO YES YES YES YES YES YES NO YES YES YES YES YES YES YES YES YES YES YES YES Y...
result:
wrong answer 40th lines differ - expected: 'NO', found: 'YES'