제출 #957859

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
957859	2024-04-04 12:23:06	vjudge1	Abracadabra (CEOI22_abracadabra)	C11	35 / 100	3044 ms	31552 KiB

Main

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#include<stdio.h>
#include<stdlib.h>
#define N 200004
int n,a[N],t[N],q,sz[N],at[N],*eh[N],eo[N],zz[1000005];
void upd(int p,int k) { for(;p<N;p|=p+1)t[p]+=k; }
int qry(int p) {int z=0;for(;p;p&=p-1)z+=t[p-1];return z;}
void add(int p,int k) { sz[p]=k; upd(p,k); }
void rem(int p) { upd(p,-sz[p]); }
int grp(int x)
{
    if(x<=0)return -1;
    int p=0,v=0;
    for(int j=1<<20;j>0;j>>=1) if(p+j<=N&&v+t[p+j-1]<x)p+=j,v+=t[p-1];
    return p;
}
void append(int i,int j)
{
    int o=eo[i]++;
    if(o>=2&&(o&o-1)==0)eh[i]=(int*)realloc(eh[i],2*o*sizeof**eh);
    eh[i][o]=j;
}
void shuffle()
{
 
 
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컴파일 시 표준 에러 (stderr) 메시지

Main.c: In function 'append':
Main.c:25:18: warning: suggest parentheses around '-' in operand of '&' [-Wparentheses]
   25 |     if(o>=2&&(o&o-1)==0)eh[i]=(int*)realloc(eh[i],2*o*sizeof**eh);
      |                 ~^~
Main.c: In function 'shuffle':
Main.c:34:9: warning: unused variable 'st' [-Wunused-variable]
   34 |     int st=at[g1];
      |         ^~
Main.c: In function 'main':
Main.c:44:5: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   44 |     scanf("%d%d",&n,&q);
      |     ^~~~~~~~~~~~~~~~~~~
Main.c:45:26: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   45 |     for(int i=1;i<=n;++i)scanf("%d",a+i),at[a[i]]=i;
      |                          ^~~~~~~~~~~~~~~
Main.c:53:9: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   53 |         scanf("%d%d",&t,&p);
      |         ^~~~~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 0 / 40
• Subtask 3: 25 / 25
• Subtask 4: 0 / 25