結果

問題 No.602 隠されていたゲーム2
ユーザー 👑 testestest
提出日時 2017-12-02 00:07:50
言語 C
(gcc 13.3.0)
結果
WA  
実行時間 -
コード長 423 bytes
コンパイル時間 185 ms
コンパイル使用メモリ 29,696 KB
実行使用メモリ 5,248 KB
最終ジャッジ日時 2024-11-27 22:50:32
合計ジャッジ時間 1,094 ms
ジャッジサーバーID
（参考情報） 		judge4 / judge5
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ファイルパターン 結果
sample AC * 3
other AC * 13 WA * 8
権限があれば一括ダウンロードができます
コンパイルメッセージ
main.c:1:1: warning: data definition has no type or storage class
    1 | ans;
      | ^~~
main.c:1:1: warning: type defaults to 'int' in declaration of 'ans' [-Wimplicit-int]
main.c:2:1: warning: data definition has no type or storage class
    2 | a[200000];
      | ^
main.c:2:1: warning: type defaults to 'int' in declaration of 'a' [-Wimplicit-int]
main.c:3:1: warning: data definition has no type or storage class
    3 | n,x,y;
      | ^
main.c:3:1: warning: type defaults to 'int' in declaration of 'n' [-Wimplicit-int]
main.c:3:3: warning: type defaults to 'int' in declaration of 'x' [-Wimplicit-int]
    3 | n,x,y;
      |   ^
main.c:3:5: warning: type defaults to 'int' in declaration of 'y' [-Wimplicit-int]
    3 | n,x,y;
      |     ^
main.c:4:1: warning: return type defaults to 'int' [-Wimplicit-int]
    4 | c(int*a,int*b){return*a-*b;}
      | ^
main.c:5:1: warning: return type defaults to 'int' [-Wimplicit-int]
    5 | f(x){
      | ^
main.c: In function 'f':
main.c:5:1: warning: type of 'x' defaults to 'int' [-Wimplicit-int]
main.c: At top level:
main.c:14:1: warning: return type defaults to 'int' [-Wimplicit-int]
   14 | g(i){
      | ^
main.c: In function 'g':
main.c:14:1: warning: type of 'i' defaults to 'int' [-Wimplicit-int]
main.c: At top level:
main.c:17:1: warning: return type defaults to 'int' [-Wimplicit-int]
   17 | main(){
      | ^~~~
main.c: In function 'main':
main.c:18:9: warning: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
   18 |         scanf("%d",&n);
      |         ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
  +++ |+#include <stdio.h>
    1 | ans;
main.c:18:9: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
   18 |         scanf("%d",&n);
      |         ^~~~~
main.c:18:9: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:20:9: warning: implicit declaration of function 'qsort' [-Wimplicit-functi

ソースコード

diff # 

ans;
a[200000];
n,x,y;
c(int*a,int*b){return*a-*b;}
f(x){
	int l=0,r=n;
	while(r-l>1){
		int m=(l+r)/2;
		if(a[m]>x)r=m;
		else l=m;
	}
	return a[l]==x;
}
g(i){
	return f(x>a[i]?x-a[i]:a[i]-x);
}
main(){
	scanf("%d",&n);
	for(int i=0;i<n;i++)scanf("%d",a+i);
	qsort(a,n,4,c);
	scanf("%d%d",&x,&y);
	x=abs(x)+abs(y);
	if(f(x)){puts("1");return 0;}
	else{
		for(int i=0;i<n;i++)if(g(i)){puts("2");return 0;}
	}
	puts("-1");
}
0