結果
| 問題 | No.1279 Array Battle | 
| コンテスト | |
| ユーザー |  tails | 
| 提出日時 | 2020-11-08 04:13:37 | 
| 言語 | C (gcc 13.3.0) | 
| 結果 | 
                                AC
                                 
                             | 
| 実行時間 | 6 ms / 2,000 ms | 
| コード長 | 358 bytes | 
| コンパイル時間 | 230 ms | 
| コンパイル使用メモリ | 29,568 KB | 
| 実行使用メモリ | 6,944 KB | 
| 最終ジャッジ日時 | 2024-07-22 15:00:47 | 
| 合計ジャッジ時間 | 1,023 ms | 
| ジャッジサーバーID (参考情報) | judge1 / judge5 | 
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| ファイルパターン | 結果 | 
|---|---|
| other | AC * 20 | 
コンパイルメッセージ
main.c:3:15: warning: return type defaults to 'int' [-Wimplicit-int]
    3 | static inline sat(a){
      |               ^~~
main.c: In function 'sat':
main.c:3:15: warning: type of 'a' defaults to 'int' [-Wimplicit-int]
main.c: At top level:
main.c:7:1: warning: data definition has no type or storage class
    7 | n,a[1<<9],b[9];
      | ^
main.c:7:1: warning: type defaults to 'int' in declaration of 'n' [-Wimplicit-int]
main.c:7:3: warning: type defaults to 'int' in declaration of 'a' [-Wimplicit-int]
    7 | n,a[1<<9],b[9];
      |   ^
main.c:7:11: warning: type defaults to 'int' in declaration of 'b' [-Wimplicit-int]
    7 | n,a[1<<9],b[9];
      |           ^
main.c:8:1: warning: data definition has no type or storage class
    8 | z,m;
      | ^
main.c:8:1: warning: type defaults to 'int' in declaration of 'z' [-Wimplicit-int]
main.c:8:3: warning: type defaults to 'int' in declaration of 'm' [-Wimplicit-int]
    8 | z,m;
      |   ^
main.c:9:1: warning: return type defaults to 'int' [-Wimplicit-int]
    9 | f(c,j,s){
      | ^
main.c: In function 'f':
main.c:9:1: warning: type of 'c' defaults to 'int' [-Wimplicit-int]
main.c:9:1: warning: type of 'j' defaults to 'int' [-Wimplicit-int]
main.c:9:1: warning: type of 's' defaults to 'int' [-Wimplicit-int]
main.c: At top level:
main.c:20:1: warning: return type defaults to 'int' [-Wimplicit-int]
   20 | main(){
      | ^~~~
main.c: In function 'main':
main.c:1:15: warning: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
    1 | #define RD(a) scanf("%d",&a)
      |               ^~~~~
main.c:21:9: note: in expansion of macro 'RD'
   21 |         RD(n);
      |         ^~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
  +++ |+#include <stdio.h>
    1 | #define RD(a) scanf("%d",&a)
main.c:1:15: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
    1 | #define RD(a) scanf("%d",&a)
      |               ^~~~~
mai
            
            ソースコード
#define RD(a) scanf("%d",&a)
static inline sat(a){
	return a>=0?a:0;
}
n,a[1<<9],b[9];
z,m;
f(c,j,s){
	if(c){
		for(int i=c;i;i&=i-1){
			int d=i&-i;
			f(c^d,j+1,s+sat(a[d]-b[j]));
		}
	}else{
		if(m<s) m=s,z=0;
		z+=m==s;
	}
}
main(){
	RD(n);
	for(int i=0;i<n;++i) RD(a[1<<i]);
	for(int i=0;i<n;++i) RD(b[i]);
	m=-1;
	f((1<<n)-1,0,0);
	printf("%d",z);
}
            
            
            
        