結果
| 問題 | 
                            No.1304 あなたは基本が何か知っていますか?私は知っています.
                             | 
                    
| コンテスト | |
| ユーザー | 
                             | 
                    
| 提出日時 | 2020-12-02 01:07:08 | 
| 言語 | C  (gcc 13.3.0)  | 
                    
| 結果 | 
                             
                                WA
                                 
                             
                            
                         | 
                    
| 実行時間 | - | 
| コード長 | 408 bytes | 
| コンパイル時間 | 631 ms | 
| コンパイル使用メモリ | 27,084 KB | 
| 実行使用メモリ | 7,848 KB | 
| 最終ジャッジ日時 | 2025-06-22 02:51:53 | 
| 合計ジャッジ時間 | 6,331 ms | 
| 
                            ジャッジサーバーID (参考情報)  | 
                        judge3 / judge2 | 
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| ファイルパターン | 結果 | 
|---|---|
| sample | AC * 1 | 
| other | AC * 15 WA * 30 RE * 29 | 
コンパイルメッセージ
main.c:2:1: warning: data definition has no type or storage class
    2 | k,m,x,y,a,i,j,l;
      | ^
main.c:2:1: warning: type defaults to ‘int’ in declaration of ‘k’ [-Wimplicit-int]
main.c:2:3: warning: type defaults to ‘int’ in declaration of ‘m’ [-Wimplicit-int]
    2 | k,m,x,y,a,i,j,l;
      |   ^
main.c:2:5: warning: type defaults to ‘int’ in declaration of ‘x’ [-Wimplicit-int]
    2 | k,m,x,y,a,i,j,l;
      |     ^
main.c:2:7: warning: type defaults to ‘int’ in declaration of ‘y’ [-Wimplicit-int]
    2 | k,m,x,y,a,i,j,l;
      |       ^
main.c:2:9: warning: type defaults to ‘int’ in declaration of ‘a’ [-Wimplicit-int]
    2 | k,m,x,y,a,i,j,l;
      |         ^
main.c:2:11: warning: type defaults to ‘int’ in declaration of ‘i’ [-Wimplicit-int]
    2 | k,m,x,y,a,i,j,l;
      |           ^
main.c:2:13: warning: type defaults to ‘int’ in declaration of ‘j’ [-Wimplicit-int]
    2 | k,m,x,y,a,i,j,l;
      |             ^
main.c:2:15: warning: type defaults to ‘int’ in declaration of ‘l’ [-Wimplicit-int]
    2 | k,m,x,y,a,i,j,l;
      |               ^
main.c:3:1: warning: return type defaults to ‘int’ [-Wimplicit-int]
    3 | main(n){
      | ^~~~
main.c: In function ‘main’:
main.c:3:1: warning: type of ‘n’ defaults to ‘int’ [-Wimplicit-int]
main.c:4:5: warning: implicit declaration of function ‘scanf’ [-Wimplicit-function-declaration]
    4 |     scanf("%d%d%d%d",&n,&m,&x,&y);
      |     ^~~~~
main.c:1:1: note: include ‘<stdio.h>’ or provide a declaration of ‘scanf’
  +++ |+#include <stdio.h>
    1 | long M=998244353,N=1024,A[1024],d[42][1024]={1},r;
main.c:4:5: warning: incompatible implicit declaration of built-in function ‘scanf’ [-Wbuiltin-declaration-mismatch]
    4 |     scanf("%d%d%d%d",&n,&m,&x,&y);
      |     ^~~~~
main.c:4:5: note: include ‘<stdio.h>’ or provide a declaration of ‘scanf’
main.c:15:5: warning: implicit declaration of function ‘printf
            
            ソースコード
long M=998244353,N=1024,A[1024],d[42][1024]={1},r;
k,m,x,y,a,i,j,l;
main(n){
    scanf("%d%d%d%d",&n,&m,&x,&y);
    for(;m--;)scanf("%d",&a),k+=(A[a]?0:++A[a]);
    for(;i<n;i++){
        for(j=0;j<N;j++){
            for(l=0;l<N;){
                d[i+1][j^l]+=A[l++]*d[i][j];
            }
            d[i+2][j]-=(k-(i>0))*d[i][j];
        }
    }
    for(;x<N;)r+=(x<=y)*d[n][x++];
    printf("%d",r%M);
}