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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#252118#7627. PhonyfAKeZero#WA 2ms7860kbC++173.6kb2023-11-15 15:46:482023-11-15 15:46:48

Judging History

你现在查看的是最新测评结果

  • [2023-11-15 15:46:48]
  • 评测
  • 测评结果:WA
  • 用时:2ms
  • 内存:7860kb
  • [2023-11-15 15:46:48]
  • 提交

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

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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'