#232422 (C(gnu17)) No.638 Sum of "not power of 2"

• 問題: No.638 Sum of "not power of 2"
• ユーザー: kotatsugame
• 提出日時: 2018-01-28 02:31:45
• 言語: C(gnu17) (gcc 15.2.0)
• 結果: AC
• 実行時間: 0 ms / 1,000 ms
• コード長: 163 bytes
• コンパイル時間: 49 ms
• コンパイル使用メモリ: 38,176 KB
• 実行使用メモリ: 5,888 KB
• 最終ジャッジ日時: 2026-07-21 18:38:04
• 合計ジャッジ時間: 1,434 ms
• ジャッジサーバーID （参考情報）: judge2_0 / judge1_0

ファイルパターン	結果
sample	AC * 2
other	AC * 12

コンパイルメッセージ

main.c:1:12: warning: return type defaults to 'int' [-Wimplicit-int]
    1 | long n,i=2;main(){
      |            ^~~~
main.c: In function 'main':
main.c:2:13: warning: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
    2 |         for(scanf("%ld",&n);i++<n/2;)
      |             ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
  +++ |+#include <stdio.h>
    1 | long n,i=2;main(){
main.c:2:13: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
    2 |         for(scanf("%ld",&n);i++<n/2;)
      |             ^~~~~
main.c:2:13: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:4:83: warning: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
    4 |                 if(__builtin_popcountll(i)>1&&__builtin_popcountll(n-i)>1)return !printf("%ld %ld",i,n-i);
      |                                                                                   ^~~~~~
main.c:4:83: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:4:83: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:4:83: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:6:9: warning: implicit declaration of function 'puts' [-Wimplicit-function-declaration]
    6 |         puts("-1");
      |         ^~~~
main.c:6:9: note: include '<stdio.h>' or provide a declaration of 'puts'

ソースコード

long n,i=2;main(){
	for(scanf("%ld",&n);i++<n/2;)
	{
		if(__builtin_popcountll(i)>1&&__builtin_popcountll(n-i)>1)return !printf("%ld %ld",i,n-i);
	}
	puts("-1");
}