結果

問題 No.2393 Bit Grid Connected Component
ユーザー tailstails
提出日時 2023-07-31 15:14:23
言語 C90
(gcc 11.4.0)
結果
AC  
実行時間 6 ms / 2,000 ms
コード長 1,625 bytes
コンパイル時間 969 ms
コンパイル使用メモリ 22,784 KB
実行使用メモリ 6,824 KB
最終ジャッジ日時 2024-10-10 08:30:35
合計ジャッジ時間 2,075 ms
ジャッジサーバーID
(参考情報)
judge3 / judge5
このコードへのチャレンジ
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テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 1 ms
6,816 KB
testcase_01 AC 1 ms
6,820 KB
testcase_02 AC 1 ms
6,820 KB
testcase_03 AC 1 ms
6,820 KB
testcase_04 AC 0 ms
6,816 KB
testcase_05 AC 0 ms
6,816 KB
testcase_06 AC 0 ms
6,816 KB
testcase_07 AC 0 ms
6,816 KB
testcase_08 AC 1 ms
6,816 KB
testcase_09 AC 1 ms
6,816 KB
testcase_10 AC 0 ms
6,820 KB
testcase_11 AC 0 ms
6,820 KB
testcase_12 AC 1 ms
6,816 KB
testcase_13 AC 0 ms
6,820 KB
testcase_14 AC 0 ms
6,820 KB
testcase_15 AC 1 ms
6,824 KB
testcase_16 AC 2 ms
6,820 KB
testcase_17 AC 6 ms
6,816 KB
testcase_18 AC 6 ms
6,816 KB
testcase_19 AC 5 ms
6,820 KB
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: In function ‘main’:
main.c:85:24: warning: initialization discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
   85 |                 char*p=r[y+__builtin_ctzl(~(x>>y))];
      |                        ^
main.c:90:9: warning: implicit declaration of function ‘write’ [-Wimplicit-function-declaration]
   90 |         write(1,wbuf,wp-wbuf);
      |         ^~~~~
main.c:91:9: warning: implicit declaration of function ‘_exit’ [-Wimplicit-function-declaration]
   91 |         _exit(0);
      |         ^~~~~
main.c:91:9: warning: incompatible implicit declaration of built-in function ‘_exit’ [-Wbuiltin-declaration-mismatch]

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")
#define rd_init() char*rp=({char*mmap();mmap(0l,1l<<25,1,2,0,0ll);})
#define rd_skip() while(*rp++>=48)
#define rd() ({long _v=0,_c;while(_c=*rp++-48,_c>=0)_v=_v*10+_c;_v;})
char const r[][32]={
"0\n",
"1\n",
"3\n",
"7\n",
"15\n",
"31\n",
"63\n",
"127\n",
"255\n",
"511\n",
"1023\n",
"2047\n",
"4095\n",
"8191\n",
"16383\n",
"32767\n",
"65535\n",
"131071\n",
"262143\n",
"524287\n",
"1048575\n",
"2097151\n",
"4194303\n",
"8388607\n",
"16777215\n",
"33554431\n",
"67108863\n",
"134217727\n",
"268435455\n",
"536870911\n",
"1073741823\n",
"2147483647\n",
"4294967295\n",
"8589934591\n",
"17179869183\n",
"34359738367\n",
"68719476735\n",
"137438953471\n",
"274877906943\n",
"549755813887\n",
"1099511627775\n",
"2199023255551\n",
"4398046511103\n",
"8796093022207\n",
"17592186044415\n",
"35184372088831\n",
"70368744177663\n",
"140737488355327\n",
"281474976710655\n",
"562949953421311\n",
"1125899906842623\n",
"2251799813685247\n",
"4503599627370495\n",
"9007199254740991\n",
"18014398509481983\n",
"36028797018963967\n",
"72057594037927935\n",
"144115188075855871\n",
"288230376151711743\n",
"576460752303423487\n",
"1152921504606846975\n",
"2305843009213693951\n",
"4611686018427387903\n",
"9223372036854775807\n",
"18446744073709551615\n",
};
typedef unsigned long ulong;
char wbuf[1<<25];
int main(){
rd_init();
rd_skip();
char*wp=wbuf;
while(*rp){
ulong x=rd(),y=rd();
char*p=r[y+__builtin_ctzl(~(x>>y))];
for(int c;c=*p++;){
*wp++=c;
}
}
write(1,wbuf,wp-wbuf);
_exit(0);
}
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