제출 #477016

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
477016	2021-09-29 19:06:58	rainboy	Preokret (COCI18_preokret)	C11	50 / 50	1 ms	292 KiB

preokret

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include <stdio.h>
#define N 2879
#define M 2879
#define X 1440
int main() {
  static int xx[N], yy[M];
  int n, m, i, j, c, cnt1, cnt2;
  scanf("%d", &n);
  cnt1 = 0;
  for (i = 0; i < n; i++) {
    scanf("%d", &xx[i]);
    if (xx[i] <= X)
      cnt1++;
  }
  scanf("%d", &m);
  for (j = 0; j < m; j++) {
    scanf("%d", &yy[j]);
    if (yy[j] <= X)
      cnt1++;
  }
  i = 0, j = 0, c = 0, cnt2 = 0;
  while (i < n || j < m) {
    if (j == m || i < n && xx[i] < yy[j])
      i++;
    else
      j++;
    if (i < j && c != -1)
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

컴파일 시 표준 에러 (stderr) 메시지

preokret.c: In function 'main':
preokret.c:26:23: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   26 |   if (j == m || i < n && xx[i] < yy[j])
      |                 ~~~~~~^~~~~~~~~~~~~~~~
preokret.c:11:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   11 |  scanf("%d", &n);
      |  ^~~~~~~~~~~~~~~
preokret.c:14:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   14 |   scanf("%d", &xx[i]);
      |   ^~~~~~~~~~~~~~~~~~~
preokret.c:18:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   18 |  scanf("%d", &m);
      |  ^~~~~~~~~~~~~~~
preokret.c:20:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   20 |   scanf("%d", &yy[j]);
      |   ^~~~~~~~~~~~~~~~~~~

• Subtask 1: 50 / 50