(cache)Submission #69155021 - パ研合宿2022　第1日「Jikka」

Contest Duration: 2023-03-27(Mon) 15:00 - 2023-03-27(Mon) 17:30 (local time) (150 minutes)

Submission #69155021

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#include <stdio.h>
int main(void) {
  int N, M;
  int delta;
  if (scanf("%d%d", &N, &M) != 2) return 1;
  delta = M - 1;
  if (delta <= 0) {
    puts(N == 1 ? "0" : "-1");
  } else {
    printf("%d\n", (N - 1 + delta - 1) / delta);
  }
  return 0;
}
 
 
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#include <stdio.h>

int main(void) {
	int N, M;
	int delta;
	if (scanf("%d%d", &N, &M) != 2) return 1;
	delta = M - 1;
	if (delta <= 0) {
		puts(N == 1 ? "0" : "-1");
	} else {
		printf("%d\n", (N - 1 + delta - 1) / delta);
	}
	return 0;
}

Submission Info

Submission Time	2025-09-08 06:48:12
Task	B - Power Strip
User	mikecat
Language	C (gcc 12.2.0)
Score	100
Code Size	254 Byte
Status	AC
Exec Time	0 ms
Memory	1732 KiB

Judge Result

Set Name

Sample

All

Score / Max Score

0 / 0

100 / 100

Status

× 3

× 13

Set Name	Test Cases
Sample	example_00.txt, example_01.txt, example_02.txt
All	example_00.txt, example_01.txt, example_02.txt, handmade_00.txt, handmade_01.txt, handmade_02.txt, handmade_03.txt, random_00.txt, random_01.txt, random_02.txt, random_03.txt, random_04.txt, random_05.txt

Case Name	Status	Memory
example_00.txt	AC	1640 KiB
example_01.txt	AC	1580 KiB
example_02.txt	AC	1704 KiB
handmade_00.txt	AC	1732 KiB
handmade_01.txt	AC	1504 KiB
handmade_02.txt	AC	1732 KiB
handmade_03.txt	AC	1508 KiB
random_00.txt	AC	1720 KiB
random_01.txt	AC	1640 KiB
random_02.txt	AC	1624 KiB
random_03.txt	AC	1708 KiB
random_04.txt	AC	1712 KiB
random_05.txt	AC	1628 KiB