結果

問題 No.930 数列圧縮
ユーザー tails
提出日時 2021-04-06 16:40:50
言語 C
(gcc 13.3.0)
結果
AC  
実行時間 3 ms / 2,000 ms
コード長 832 bytes
コンパイル時間 226 ms
コンパイル使用メモリ 30,720 KB
実行使用メモリ 5,376 KB
最終ジャッジ日時 2024-06-11 07:50:10
合計ジャッジ時間 2,501 ms
ジャッジサーバーID
(参考情報)
judge1 / judge3
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 3
other AC * 24
権限があれば一括ダウンロードができます
コンパイルメッセージ
main.c:9:1: warning: return type defaults to 'int' [-Wimplicit-int]
    9 | main(){
      | ^~~~
main.c: In function 'main':
main.c:14:9: warning: implicit declaration of function 'memcpy' [-Wimplicit-function-declaration]
   14 |         memcpy(wp1,"Yes\n",4);
      |         ^~~~~~
main.c:1:1: note: include '<string.h>' or provide a declaration of 'memcpy'
  +++ |+#include <string.h>
    1 | #pragma GCC optimize("Ofast")
main.c:14:9: warning: incompatible implicit declaration of built-in function 'memcpy' [-Wbuiltin-declaration-mismatch]
   14 |         memcpy(wp1,"Yes\n",4);
      |         ^~~~~~
main.c:14:9: note: include '<string.h>' or provide a declaration of 'memcpy'
main.c:48:17: warning: implicit declaration of function 'write' [-Wimplicit-function-declaration]
   48 |                 write(1,"No",2);
      |                 ^~~~~
main.c:53:9: warning: implicit declaration of function '_exit'; did you mean '_Exit'? [-Wimplicit-function-declaration]
   53 |         _exit(0);
      |         ^~~~~
      |         _Exit

ソースコード

diff #
プレゼンテーションモードにする

#pragma GCC optimize("Ofast")
#pragma GCC target("avx2")
char*mmap();
#define rd(v) int v=0;{int _c;while(_c=*rp++-48,_c>=0)v=v*10+_c;}
char wbuf[1<<20],*wend=wbuf+sizeof wbuf;
main(){
char*rp=mmap(0l,1l<<28,1,2,0,0ll);
char*wp1=wbuf;
char*wp2=wend;
memcpy(wp1,"Yes\n",4);
wp1+=4;
rd(n);
int a1;
{
int ai=0;
char*rp1=rp;
for(int c;c=*rp1++-48,c>=0;)ai=(ai<<4)|c;
a1=ai;
}
for(int i=0;i<n-1;++i){
int ai=0;
char*rp1=rp;
for(int c;c=*rp1++-48,c>=0;)ai=(ai<<4)|c;
int l=rp1-rp-1;
if(ai>a1){
memcpy(wp1,rp,l);
wp1+=l;
*wp1++=32;
}else{
*--wp2=32;
memcpy(wp2-=l,rp,l);
}
rp=rp1;
}
int an;
{
int ai=0;
char*rp1=rp;
for(int c;c=*rp1++-48,c>=0;)ai=(ai<<4)|c;
an=ai;
}
if(an<a1){
write(1,"No",2);
}else{
write(1,wbuf,wp1-wbuf);
write(1,wp2,wend-wp2);
}
_exit(0);
}
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