#140518 (C90) No.472 平均順位

• 問題: No.472 平均順位
• ユーザー: tails
• 提出日時: 2016-12-22 00:15:02
• 言語: C90 (gcc 11.4.0)
• 結果: AC
• 実行時間: 242 ms / 2,000 ms
• コード長: 343 bytes
• コンパイル時間: 1,079 ms
• コンパイル使用メモリ: 20,736 KB
• 実行使用メモリ: 6,820 KB
• 最終ジャッジ日時: 2024-12-17 14:08:58
• 合計ジャッジ時間: 2,793 ms
• ジャッジサーバーID （参考情報）: judge2 / judge4

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	0 ms; 6,820 KB
testcase_02	AC	0 ms; 6,820 KB
testcase_03	AC	0 ms; 6,820 KB
testcase_04	AC	1 ms; 6,820 KB
testcase_05	AC	1 ms; 6,816 KB
testcase_06	AC	0 ms; 6,816 KB
testcase_07	AC	1 ms; 6,820 KB
testcase_08	AC	2 ms; 6,820 KB
testcase_09	AC	7 ms; 6,816 KB
testcase_10	AC	4 ms; 6,816 KB
testcase_11	AC	21 ms; 6,816 KB
testcase_12	AC	15 ms; 6,820 KB
testcase_13	AC	53 ms; 6,816 KB
testcase_14	AC	199 ms; 6,816 KB
testcase_15	AC	52 ms; 6,816 KB
testcase_16	AC	239 ms; 6,816 KB
testcase_17	AC	242 ms; 6,816 KB
testcase_18	AC	15 ms; 6,816 KB
testcase_19	AC	24 ms; 6,816 KB

コンパイルメッセージ

main.c:1:1: warning: data definition has no type or storage class
    1 | n;p;i;j;
      | ^
main.c:1:1: warning: type defaults to ‘int’ in declaration of ‘n’ [-Wimplicit-int]
main.c:1:3: warning: data definition has no type or storage class
    1 | n;p;i;j;
      |   ^
main.c:1:3: warning: type defaults to ‘int’ in declaration of ‘p’ [-Wimplicit-int]
main.c:1:5: warning: data definition has no type or storage class
    1 | n;p;i;j;
      |     ^
main.c:1:5: warning: type defaults to ‘int’ in declaration of ‘i’ [-Wimplicit-int]
main.c:1:7: warning: data definition has no type or storage class
    1 | n;p;i;j;
      |       ^
main.c:1:7: warning: type defaults to ‘int’ in declaration of ‘j’ [-Wimplicit-int]
main.c:2:1: warning: data definition has no type or storage class
    2 | a;b;c;
      | ^
main.c:2:1: warning: type defaults to ‘int’ in declaration of ‘a’ [-Wimplicit-int]
main.c:2:3: warning: data definition has no type or storage class
    2 | a;b;c;
      |   ^
main.c:2:3: warning: type defaults to ‘int’ in declaration of ‘b’ [-Wimplicit-int]
main.c:2:5: warning: data definition has no type or storage class
    2 | a;b;c;
      |     ^
main.c:2:5: warning: type defaults to ‘int’ in declaration of ‘c’ [-Wimplicit-int]
main.c:3:1: warning: data definition has no type or storage class
    3 | e;
      | ^
main.c:3:1: warning: type defaults to ‘int’ in declaration of ‘e’ [-Wimplicit-int]
main.c:5:1: warning: data definition has no type or storage class
    5 | d[15010];
      | ^
main.c:5:1: warning: type defaults to ‘int’ in declaration of ‘d’ [-Wimplicit-int]
main.c:7:1: warning: return type defaults to ‘int’ [-Wimplicit-int]
    7 | min(a,b){return a<b?a:b;}
      | ^~~
main.c: In function ‘min’:
main.c:7:1: warning: type of ‘a’ defaults to ‘int’ [-Wimplicit-int]
main.c:7:1: warning: type of ‘b’ defaults to ‘int’ [-Wimplicit-int]
main.c: At top level:
main.c:9:1: wa

ソースコード

n;p;i;j;
a;b;c;
e;

d[15010];

min(a,b){return a<b?a:b;}

main(){
	scanf("%d%d",&n,&p);
	for(i=0;i<n;++i){
		scanf("%d%d%d",&a,&b,&c);
		for(j=p;j>=0;j--){
			d[j]+=a;
			if(j>=1&&d[j]>d[j-1]+b)d[j]=d[j-1]+b;
			if(j>=2&&d[j]>d[j-2]+c)d[j]=d[j-2]+c;
			if(j>=3&&d[j]>d[j-3]+1)d[j]=d[j-3]+1;
		}
	}
	printf("%.8f",(double)d[p]/n);
	return 0;
}