#8666 (C90) No.118 門松列(2)

• 問題: No.118 門松列(2)
• ユーザー: ciel
• 提出日時: 2015-01-13 15:22:30
• 言語: C90 (gcc 11.4.0)
• 結果: AC
• 実行時間: 10 ms / 5,000 ms
• コード長: 247 bytes
• コンパイル時間: 223 ms
• コンパイル使用メモリ: 20,608 KB
• 実行使用メモリ: 5,376 KB
• 最終ジャッジ日時: 2024-04-17 12:51:33
• 合計ジャッジ時間: 1,332 ms
• ジャッジサーバーID （参考情報）: judge2 / judge1

入力	結果	実行時間; 実行使用メモリ
testcase_00	AC	2 ms; 5,248 KB
testcase_01	AC	10 ms; 5,376 KB
testcase_02	AC	10 ms; 5,376 KB
testcase_03	AC	10 ms; 5,376 KB
testcase_04	AC	10 ms; 5,376 KB
testcase_05	AC	10 ms; 5,376 KB
testcase_06	AC	2 ms; 5,376 KB
testcase_07	AC	2 ms; 5,376 KB
testcase_08	AC	1 ms; 5,376 KB
testcase_09	AC	10 ms; 5,376 KB
testcase_10	AC	3 ms; 5,376 KB
testcase_11	AC	4 ms; 5,376 KB
testcase_12	AC	2 ms; 5,376 KB
testcase_13	AC	2 ms; 5,376 KB
testcase_14	AC	9 ms; 5,376 KB
testcase_15	AC	1 ms; 5,376 KB
testcase_16	AC	6 ms; 5,376 KB
testcase_17	AC	2 ms; 5,376 KB
testcase_18	AC	4 ms; 5,376 KB
testcase_19	AC	5 ms; 5,376 KB
testcase_20	AC	5 ms; 5,376 KB
testcase_21	AC	8 ms; 5,376 KB
testcase_22	AC	4 ms; 5,376 KB
testcase_23	AC	7 ms; 5,376 KB
testcase_24	AC	4 ms; 5,376 KB
testcase_25	AC	5 ms; 5,376 KB

コンパイルメッセージ

main.c: In function ‘main’:
main.c:5:13: warning: implicit declaration of function ‘scanf’ [-Wimplicit-function-declaration]
    5 |         for(scanf("%d",&N);N--;)scanf("%d",&x),a[x]++;
      |             ^~~~~
main.c:1:1: note: include ‘<stdio.h>’ or provide a declaration of ‘scanf’
  +++ |+#include <stdio.h>
    1 | #define M 100
main.c:5:13: warning: incompatible implicit declaration of built-in function ‘scanf’ [-Wbuiltin-declaration-mismatch]
    5 |         for(scanf("%d",&N);N--;)scanf("%d",&x),a[x]++;
      |             ^~~~~
main.c:5:13: note: include ‘<stdio.h>’ or provide a declaration of ‘scanf’
main.c:9:9: warning: implicit declaration of function ‘printf’ [-Wimplicit-function-declaration]
    9 |         printf("%lld\n",r);
      |         ^~~~~~
main.c:9:9: note: include ‘<stdio.h>’ or provide a declaration of ‘printf’
main.c:9:9: warning: incompatible implicit declaration of built-in function ‘printf’ [-Wbuiltin-declaration-mismatch]
main.c:9:9: note: include ‘<stdio.h>’ or provide a declaration of ‘printf’

ソースコード

#define M 100
int a[M+1];long long r;
int main(){
	int N,x,i,j,k;
	for(scanf("%d",&N);N--;)scanf("%d",&x),a[x]++;
	for(i=1;i<=M-2;i++)for(j=i+1;j<=M-1;j++)for(k=j+1;k<=M;k++){
		r=(r+(long long)a[i]*a[j]*a[k])%1000000007;
	}
	printf("%lld\n",r);
}