제출 #871441

#제출 시각UTC-0아이디문제언어결과실행 시간메모리
8714412023-11-10 20:00:35rainboySecret Permutation (RMI19_permutation)C++17
99.92 / 100
1932 ms238724 KiB
#include "permutation.h"
#include <iostream>
#include <cstring>
#include <vector>
using namespace std;
typedef vector<int> vi;
const int N = 256, M = 250000;
const long long INF = 0x3f3f3f3f3f3f3f3fLL;
int abs_(int a) { return a > 0 ? a : -a; }
int min(int a, int b) { return a < b ? a : b; }
unsigned int X = 998244353;
int rand_() {
return (X *= 3) >> 1;
}
char used[N]; int kk[N];
int check(short *aa, int n, int m) {
int a = 0;
for (int i = 0; i < m; i++)
a = min(a, aa[i]);
memset(used, 0, n * sizeof *used);
for (int i = 0; i < m; i++) {
if (aa[i] - a >= n || used[aa[i] - a])
 
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컴파일 시 표준 에러 (stderr) 메시지

stub.cpp: In function 'int query(int*)':
stub.cpp:15:9: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   15 |   fscanf(stdin, "%d", &x);
      |   ~~~~~~^~~~~~~~~~~~~~~~~
stub.cpp: In function 'int main(int, char**)':
stub.cpp:48:9: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   48 |   fscanf(stdin, "%d", &N);
      |   ~~~~~~^~~~~~~~~~~~~~~~~
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