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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#252118 | #7627. Phony | fAKeZero# | WA | 2ms | 7860kb | C++17 | 3.6kb | 2023-11-15 15:46:48 | 2023-11-15 15:46:48 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
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 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
long long s[maxn];
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);
for(int i=n;i;i--) s[i]=s[i+1]+(n-i)*(a[i+1]/k-a[i]/k);
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];
rt1=merge(rt1,rt2);
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;
while(i and a[i]/k>=h-1){
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: 2ms
memory: 7860kb
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: 7836kb
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: 7608kb
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 7535 5291 5001 2042 4721 4721 6881 4097 7187 7218 7046 7035 811 6752 2561 6584 6135 6181 3581 5291 1485 5863 5425 2042 5302 5216 5163 4721 5081 4029 4097 4592 4809 4589 4750 2042 4502 4493 4604 4443 3581 4356 115 2042 4228 2042 4223 1485 4318 -17581
result:
wrong answer 7th lines differ - expected: '7531', found: '7535'