#625001 (C) No.808 Kaiten Sushi?

• 問題: No.808 Kaiten Sushi?
• ユーザー: tails
• 提出日時: 2021-03-04 18:48:45
• 言語: C (gcc 12.3.0)
• 結果: AC
• 実行時間: 4 ms / 2,000 ms
• コード長: 883 bytes
• コンパイル時間: 306 ms
• コンパイル使用メモリ: 31,232 KB
• 実行使用メモリ: 5,376 KB
• 最終ジャッジ日時: 2024-04-15 11:02:52
• 合計ジャッジ時間: 3,827 ms
• ジャッジサーバーID （参考情報）: judge4 / judge2

入力	結果	実行時間; 実行使用メモリ
testcase_00	AC	1 ms; 5,248 KB
testcase_01	AC	1 ms; 5,376 KB
testcase_02	AC	1 ms; 5,376 KB
testcase_03	AC	1 ms; 5,376 KB
testcase_04	AC	1 ms; 5,376 KB
testcase_05	AC	1 ms; 5,376 KB
testcase_06	AC	1 ms; 5,376 KB
testcase_07	AC	1 ms; 5,376 KB
testcase_08	AC	1 ms; 5,376 KB
testcase_09	AC	1 ms; 5,376 KB
testcase_10	AC	1 ms; 5,376 KB
testcase_11	AC	1 ms; 5,376 KB
testcase_12	AC	1 ms; 5,376 KB
testcase_13	AC	1 ms; 5,376 KB
testcase_14	AC	1 ms; 5,376 KB
testcase_15	AC	1 ms; 5,376 KB
testcase_16	AC	1 ms; 5,376 KB
testcase_17	AC	1 ms; 5,376 KB
testcase_18	AC	1 ms; 5,376 KB
testcase_19	AC	1 ms; 5,376 KB
testcase_20	AC	1 ms; 5,376 KB
testcase_21	AC	1 ms; 5,376 KB
testcase_22	AC	1 ms; 5,376 KB
testcase_23	AC	2 ms; 5,376 KB
testcase_24	AC	2 ms; 5,376 KB
testcase_25	AC	2 ms; 5,376 KB
testcase_26	AC	1 ms; 5,376 KB
testcase_27	AC	4 ms; 5,376 KB
testcase_28	AC	1 ms; 5,376 KB
testcase_29	AC	4 ms; 5,376 KB
testcase_30	AC	2 ms; 5,376 KB
testcase_31	AC	4 ms; 5,376 KB
testcase_32	AC	4 ms; 5,376 KB
testcase_33	AC	3 ms; 5,376 KB
testcase_34	AC	3 ms; 5,376 KB
testcase_35	AC	3 ms; 5,376 KB
testcase_36	AC	2 ms; 5,376 KB
testcase_37	AC	1 ms; 5,376 KB
testcase_38	AC	1 ms; 5,376 KB
testcase_39	AC	3 ms; 5,376 KB
testcase_40	AC	1 ms; 5,376 KB
testcase_41	AC	1 ms; 5,376 KB
testcase_42	AC	3 ms; 5,376 KB
testcase_43	AC	2 ms; 5,376 KB
testcase_44	AC	2 ms; 5,376 KB
testcase_45	AC	2 ms; 5,376 KB
testcase_46	AC	1 ms; 5,376 KB
testcase_47	AC	4 ms; 5,376 KB
testcase_48	AC	3 ms; 5,376 KB
testcase_49	AC	3 ms; 5,376 KB
testcase_50	AC	3 ms; 5,376 KB
testcase_51	AC	3 ms; 5,376 KB
testcase_52	AC	3 ms; 5,376 KB
testcase_53	AC	4 ms; 5,376 KB
testcase_54	AC	1 ms; 5,376 KB
testcase_55	AC	1 ms; 5,376 KB
testcase_56	AC	1 ms; 5,376 KB
testcase_57	AC	1 ms; 5,376 KB
testcase_58	AC	3 ms; 5,376 KB

コンパイルメッセージ

main.c: In function 'main':
main.c:52:9: warning: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
   52 |         printf("%ld\n", ans);
      |         ^~~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'printf'
  +++ |+#include <stdio.h>
    1 | // marupakuri of: https://yukicoder.me/submissions/327798
main.c:52:9: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
   52 |         printf("%ld\n", ans);
      |         ^~~~~~
main.c:52:9: note: include '<stdio.h>' or provide a declaration of 'printf'

ソースコード

// marupakuri of: https://yukicoder.me/submissions/327798

#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;}

int x[100001],y[100001];

int main() {
	char*rp=mmap(0l,1l<<28,1,2,0,0ll);
	RD(N);
	RD(L);
	for (int i = 0;i != N;++i) {
		RD(xi); x[i]=xi;
	}
	x[N] = L;
	for (int i = 0;i != N;++i) {
		RD(yi); y[i]=yi;
	}
	y[N] = L;

	int count = 0, max = 0, min = 0;
	int *xitr = x, *yitr = y;
	int last;
	for (int i = 0;i != N * 2;++i) {
		if (*xitr < *yitr) {
			++count;
			if (max <= count) {
				max = count;
				last = *yitr;
			}
			++xitr;
		}
		else {
			--count;
			if (count <= min) {
				min = count;
			}
			++yitr;
		}
	}
	int diff = max - min;
	long ans;
	if (max == 0) {
		ans = (long)L*diff + y[0];
	}
	else {
		ans = (long)L*diff - (L - last);
	}
	printf("%ld\n", ans);
	return 0;
}