제출 #527664

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
527664	2022-02-18 00:25:28	theshadow_04	아름다운 순열 (IZhO12_beauty)	C++14	0 / 100	8 ms	1868 KiB

beauty

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// annotshy
#include <bits/stdc++.h>
#define Task "beauty"
#define F first
#define S second
using namespace std;
const int maxn = 100005;
int n, a[maxn];
int dp[(1 << 20) + 5][25], match[25][25];
int binary_1(int x) {
  int res = 0;
  while(x) {
    res += (x % 2 == 1);
    x /= 2;
  }
  return res;
}
int ternary_1(int x) {
  int res = 0;
  while(x) {
    res += (x % 3 == 1);
    x /= 3;
  }
 
 
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컴파일 시 표준 에러 (stderr) 메시지

beauty.cpp: In function 'int main()':
beauty.cpp:68:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   68 |     freopen(Task".in", "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
beauty.cpp:69:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   69 |     freopen(Task".out", "w", stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

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