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ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#252172 | #7627. Phony | fAKeZero# | WA | 1ms | 5960kb | C++17 | 4.0kb | 2023-11-15 16:11:41 | 2023-11-15 16:11:42 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
#define int long long
inline long long read(){
int w=0;long long x=0;char c=getchar();
while(!isdigit(c)) w|=c=='-',c=getchar();
while(isdigit(c)) x=x*10+c-'0',c=getchar();
return w?-x:x;
}
namespace star
{
const int maxn=5e5+10;
inline char gc(){
char c=getchar();
while(isspace(c)) c=getchar();
return c;
}
int n,m;
long long k,a[maxn];
#define ls son[ro][0]
#define rs son[ro][1]
int son[maxn][2],siz[maxn],tot,rnd[maxn],rt1,rt2;
long long val[maxn];
inline int newnode(long long a){
val[++tot]=a,siz[tot]=1,rnd[tot]=rand();return tot;
}
inline void pushup(const int &ro){
siz[ro]=siz[ls]+siz[rs]+1;
}
int merge(int a,int b){
if(!a or !b) return a|b;
if(rnd[a]<rnd[b]){
son[a][1]=merge(son[a][1],b);
pushup(a);return a;
}else{
son[b][0]=merge(a,son[b][0]);
pushup(b);return b;
}
}
void split(int ro,long long k,int &a,int &b){
if(!ro) return a=b=0,void();
if(val[ro]<=k) a=ro,split(rs,k,rs,b);
else b=ro,split(ls,k,a,ls);
pushup(ro);
}
inline void insert(int& rt,long long a){
int x,y;
split(rt,a,x,y);
rt=merge(merge(x,newnode(a)),y);
}
void splitsz(int ro,int k,int &a,int &b){
if(!ro) return a=b=0,void();
if(siz[ls]+1<=k) a=ro,splitsz(rs,k-siz[ls]-1,rs,b);
else b=ro,splitsz(ls,k,a,ls);
pushup(ro);
}
inline void del(int &rt,int a){
int x,y,z;
split(rt,a,x,z);
split(x,a-1,x,y);
y=merge(son[y][0],son[y][1]);
rt=merge(merge(x,y),z);
}
inline long long kth(int ro,int a){
while(true){
// std::cerr << val[ro] << " ? " << std::endl;
if(a<=siz[ls]) ro=ls;
else{
a-=siz[ls];
if(--a==0) return val[ro];
ro=rs;
}
}
}
#undef ls
#undef rs
vector<long long> hold;
inline void work(){
n=read(),m=read(),k=read();
for(int i=1;i<=n;i++) a[i]=read();
sort(a+1,a+1+n);
long long h=a[n]/k,i=n;
while(i and a[i]/k==h){
h=a[i]/k;
insert(rt1,a[i]%k);
i--;
}
while(m--){
// cerr<<"Before:"<<h<<' '<<siz[rt1]<<' '<<siz[rt2]<<endl;
if(gc()=='C'){
long long t=read();
if(t>=siz[rt1]){
t-=siz[rt1];
for(auto x:hold) del(rt2,x);
rt1=merge(rt1,rt2);
for(auto x:hold) insert(rt1,x);
hold.clear();
rt2=0;
h--;
}
while(i and a[i]/k>=h-t/siz[rt1]){
t-=(h-a[i]/k)*siz[rt1];
h=a[i]/k;
insert(rt1,a[i]%k);
i--;
}
h-=t/siz[rt1];
t-=(t/siz[rt1])*siz[rt1];
if(t){
int c;
splitsz(rt1,siz[rt1]-t,rt1,c);
rt2=merge(c,rt2);
t=0;
// cerr<<"rt2:"<<siz[rt1]<<' '<<siz[rt2]<<' '<<val[rt2]<<endl;
while(i and a[i]/k>=h-1){
hold.push_back(a[i]);
insert(rt2,a[i]%k);
i--;
}
}
}else{
int x=read();
if(x>siz[rt1]+siz[rt2]){
printf("%lld\n",a[n-x+1]);
}else if(x>siz[rt1]){
// cerr<<"AAAAAAA:"<<h<<' '<<siz[rt1]<<' '<<siz[rt2]-(x-siz[rt1])+1<<endl;
printf("%lld\n",k*(h-1)+kth(rt2,siz[rt2]-(x-siz[rt1])+1));
}else printf("%lld\n",k*h+kth(rt1,siz[rt1]-x+1));
}
// cerr<<"After:"<<h<<' '<<siz[rt1]<<' '<<siz[rt2]<<endl<<endl;
}
}
}
signed main(){
star::work();
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 5828kb
input:
3 5 5 7 3 9 A 3 C 1 A 2 C 2 A 3
output:
3 4 -1
result:
ok 3 lines
Test #2:
score: 0
Accepted
time: 0ms
memory: 5872kb
input:
5 8 8 294 928 293 392 719 A 4 C 200 A 5 C 10 A 2 C 120 A 1 A 3
output:
294 200 191 0 -2
result:
ok 5 lines
Test #3:
score: -100
Wrong Answer
time: 0ms
memory: 5960kb
input:
100 100 233 5101 8001 6561 6329 6305 7745 4321 811 49 1121 3953 8054 8415 9876 6701 4097 6817 6081 495 5521 2389 2042 4721 8119 7441 7840 8001 5756 5561 129 1 5981 4801 7201 8465 7251 6945 5201 5626 3361 5741 3650 7901 2513 8637 3841 5621 9377 101 3661 5105 4241 5137 7501 5561 3581 4901 561 8721 811...
output:
6881 9161 4721 8230 2945 7880 7763 5291 5001 2042 4721 4721 7374 4097 7501 7530 7400 7435 811 14503 2561 7201 14037 14605 3581 6590 1485 6721 6286 2042 6217 13826 6074 5904 11806 5743 5751 5521 11897 5439 5769 12060 13199 11100 5546 5587 11727 5482 115 5354 5415 5354 5404 5303 5449 -9683
result:
wrong answer 4th lines differ - expected: '8200', found: '8230'