結果
問題 | No.314 ケンケンパ |
ユーザー |
|
提出日時 | 2015-12-07 00:32:37 |
言語 | C90 (gcc 12.3.0) |
結果 |
AC
|
実行時間 | 98 ms / 1,000 ms |
コード長 | 263 bytes |
コンパイル時間 | 622 ms |
コンパイル使用メモリ | 20,096 KB |
実行使用メモリ | 79,616 KB |
最終ジャッジ日時 | 2024-09-14 17:08:30 |
合計ジャッジ時間 | 1,685 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 17 |
コンパイルメッセージ
main.c: In function ‘dfs’: main.c:5:14: warning: type defaults to ‘int’ in declaration of ‘x’ [-Wimplicit-int] 5 | auto x=(d<<3)|(k<<1)|p; | ^ main.c: At top level: main.c:9:1: warning: return type defaults to ‘int’ [-Wimplicit-int] 9 | main(){ | ^~~~ main.c: In function ‘main’: main.c:10:9: warning: implicit declaration of function ‘scanf’ [-Wimplicit-function-declaration] 10 | scanf("%d",&n); | ^~~~~ main.c:1:1: note: include ‘<stdio.h>’ or provide a declaration of ‘scanf’ +++ |+#include <stdio.h> 1 | int memo[8000008],n; main.c:10:9: warning: incompatible implicit declaration of built-in function ‘scanf’ [-Wbuiltin-declaration-mismatch] 10 | scanf("%d",&n); | ^~~~~ main.c:10:9: note: include ‘<stdio.h>’ or provide a declaration of ‘scanf’ main.c:11:12: warning: implicit declaration of function ‘printf’ [-Wimplicit-function-declaration] 11 | n=!printf("%d\n",dfs(2,0,n)); | ^~~~~~ main.c:11:12: note: include ‘<stdio.h>’ or provide a declaration of ‘printf’ main.c:11:12: warning: incompatible implicit declaration of built-in function ‘printf’ [-Wbuiltin-declaration-mismatch] main.c:11:12: note: include ‘<stdio.h>’ or provide a declaration of ‘printf’
ソースコード
int memo[8000008],n; int dfs(int k,int p,int d){ if(k<0||p<0)return 0; if(d==0)return 1; auto x=(d<<3)|(k<<1)|p; if(memo[x])return memo[x]; return memo[x]=(dfs(k-1,1,d-1)+dfs(2,p-1,d-1))%1000000007; } main(){ scanf("%d",&n); n=!printf("%d\n",dfs(2,0,n)); }