#152651 (C90) No.489 株に挑戦

• 問題: No.489 株に挑戦
• ユーザー: tails
• 提出日時: 2017-02-24 23:57:34
• 言語: C90 (gcc 11.4.0)
• 結果: RE
• 実行時間: -
• コード長: 676 bytes
• コンパイル時間: 154 ms
• コンパイル使用メモリ: 21,248 KB
• 実行使用メモリ: 6,944 KB
• 最終ジャッジ日時: 2024-06-10 23:36:06
• 合計ジャッジ時間: 2,436 ms
• ジャッジサーバーID （参考情報）: judge1 / judge4

入力	結果	実行時間; 実行使用メモリ
testcase_00	AC	13 ms; 5,248 KB
testcase_01	AC	11 ms; 5,376 KB
testcase_02	AC	1 ms; 5,376 KB
testcase_03	AC	1 ms; 5,376 KB
testcase_04	AC	2 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	2 ms; 5,376 KB
testcase_16	RE	-
testcase_17	AC	3 ms; 5,376 KB
testcase_18	AC	10 ms; 5,376 KB
testcase_19	AC	8 ms; 5,376 KB
testcase_20	RE	-
testcase_21	RE	-
testcase_22	AC	3 ms; 5,376 KB
testcase_23	AC	8 ms; 5,376 KB
testcase_24	AC	21 ms; 5,376 KB
testcase_25	AC	1 ms; 5,376 KB
testcase_26	AC	20 ms; 5,376 KB
testcase_27	AC	19 ms; 5,376 KB
testcase_28	AC	2 ms; 5,376 KB
testcase_29	AC	1 ms; 5,376 KB
testcase_30	RE	-
testcase_31	AC	20 ms; 5,376 KB
testcase_32	AC	12 ms; 5,376 KB
testcase_33	AC	20 ms; 5,376 KB
testcase_34	AC	18 ms; 5,376 KB
testcase_35	AC	8 ms; 5,376 KB
testcase_36	AC	4 ms; 5,376 KB
testcase_37	RE	-

コンパイルメッセージ

main.c:1:1: warning: data definition has no type or storage class
    1 | X[0x40000];
      | ^
main.c:1:1: warning: type defaults to ‘int’ in declaration of ‘X’ [-Wimplicit-int]
main.c:3:1: warning: return type defaults to ‘int’ [-Wimplicit-int]
    3 | f(i,j){
      | ^
main.c: In function ‘f’:
main.c:3:1: warning: type of ‘i’ defaults to ‘int’ [-Wimplicit-int]
main.c:3:1: warning: type of ‘j’ defaults to ‘int’ [-Wimplicit-int]
main.c: In function ‘main’:
main.c:24:9: warning: implicit declaration of function ‘scanf’ [-Wimplicit-function-declaration]
   24 |         scanf("%d%d%d",&n,&d,&k);
      |         ^~~~~
main.c:1:1: note: include ‘<stdio.h>’ or provide a declaration of ‘scanf’
  +++ |+#include <stdio.h>
    1 | X[0x40000];
main.c:24:9: warning: incompatible implicit declaration of built-in function ‘scanf’ [-Wbuiltin-declaration-mismatch]
   24 |         scanf("%d%d%d",&n,&d,&k);
      |         ^~~~~
main.c:24:9: note: include ‘<stdio.h>’ or provide a declaration of ‘scanf’
main.c:48:17: warning: implicit declaration of function ‘printf’ [-Wimplicit-function-declaration]
   48 |                 printf("%lld\n%d %d\n",1ll*b*k,j0,j1);
      |                 ^~~~~~
main.c:48:17: note: include ‘<stdio.h>’ or provide a declaration of ‘printf’
main.c:48:17: warning: incompatible implicit declaration of built-in function ‘printf’ [-Wbuiltin-declaration-mismatch]
main.c:48:17: note: include ‘<stdio.h>’ or provide a declaration of ‘printf’
main.c:50:17: warning: implicit declaration of function ‘puts’ [-Wimplicit-function-declaration]
   50 |                 puts("0");
      |                 ^~~~
main.c:50:17: note: include ‘<stdio.h>’ or provide a declaration of ‘puts’

ソースコード

X[0x40000];

f(i,j){
	int b=1e9;
	while(i<=j){
		if(i&1){
			if(b>X[i])b=X[i];
			++i;
		}
		if(!(j&1)){
			if(b>X[j])b=X[j];
			--j;
		}
		i=0x20000|i>>1;
		j=0x20000|j>>1;
	}
	return b;
}


int main(){
	int i,j,n,d,k,b;
	int j0,j1;
	scanf("%d%d%d",&n,&d,&k);
	for(i=0;i<n;++i){
		scanf("%d",&X[i]);
	}

	for(i=0;i<0x20000;++i){
		int x0=X[i<<1|0];
		int x1=X[i<<1|1];
		X[i|0x20000]=x0<x1?x0:x1;
	}

	b=0;
	for(i=0;i<n;++i){
		int z=f(j=i-d<0?0:i-d,i);
		int c=X[i]-f(j=i-d<0?0:i-d,i);
		if(b<c) b=c,j1=i;
	}
	if(b){
		for(i=j1-d;i<j1;++i){
			if (b==X[j1]-X[i]){
				j0=i;
				break;
			}
		}
		printf("%lld\n%d %d\n",1ll*b*k,j0,j1);
	}else{
		puts("0");
	}
	return 0;
}