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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#252245 | #7627. Phony | fAKeZero# | WA | 1ms | 3828kb | C++17 | 4.0kb | 2023-11-15 17:08:31 | 2023-11-15 17:08:31 |
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] % k);
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: 3496kb
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: 3580kb
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: 1ms
memory: 3828kb
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 8200 2945 7647 7531 5291 5001 2042 4721 4721 6881 4097 7201 7239 7046 7035 811 6785 2561 6721 6161 6246 3581 5291 1485 6072 5515 2042 5439 5328 5387 5160 5277 4904 4921 4701 5044 4847 4927 2042 4837 4717 4721 4697 4483 4589 115 2042 4438 2042 4614 1485 4624 -14199
result:
wrong answer 15th lines differ - expected: '7187', found: '7201'