답안 #112344

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
112344	2019-05-18T22:35:48 Z	luciocf	Stove (JOI18_stove)	C++14	100 / 100	23 ms	2048 KB

stove

#include <bits/stdc++.h>

using namespace std;

const int maxn = 1e5+10;

int a[maxn], d[maxn];

int main(void)
{
	int n, k;
	scanf("%d %d", &n, &k);

	for (int i = 1; i <= n; i++)
		scanf("%d", &a[i]);

	for (int i = 2; i <= n; i++)
		d[i-1] = a[i]-a[i-1];

	sort(d+1, d+n);

	int ans = k;
	for (int i = 1; i <= n-k; i++)
		ans += d[i];

	printf("%d\n", ans);
}

Compilation message

stove.cpp: In function 'int main()':
stove.cpp:12:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d", &n, &k);
  ~~~~~^~~~~~~~~~~~~~~~~
stove.cpp:15:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &a[i]);
   ~~~~~^~~~~~~~~~~~~

Subtask #1

20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2 ms	384 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	2 ms	384 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	256 KB	Output is correct
8	Correct	2 ms	256 KB	Output is correct
9	Correct	2 ms	384 KB	Output is correct

Subtask #2

30.0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2 ms	384 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	2 ms	384 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	256 KB	Output is correct
8	Correct	2 ms	256 KB	Output is correct
9	Correct	2 ms	384 KB	Output is correct
10	Correct	2 ms	384 KB	Output is correct
11	Correct	3 ms	384 KB	Output is correct
12	Correct	2 ms	384 KB	Output is correct
13	Correct	3 ms	384 KB	Output is correct
14	Correct	2 ms	384 KB	Output is correct
15	Correct	2 ms	396 KB	Output is correct

Subtask #3

50.0 / 50.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	256 KB	Output is correct
2	Correct	2 ms	384 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	384 KB	Output is correct
5	Correct	2 ms	384 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	256 KB	Output is correct
8	Correct	2 ms	256 KB	Output is correct
9	Correct	2 ms	384 KB	Output is correct
10	Correct	2 ms	384 KB	Output is correct
11	Correct	3 ms	384 KB	Output is correct
12	Correct	2 ms	384 KB	Output is correct
13	Correct	3 ms	384 KB	Output is correct
14	Correct	2 ms	384 KB	Output is correct
15	Correct	2 ms	396 KB	Output is correct
16	Correct	22 ms	2048 KB	Output is correct
17	Correct	22 ms	2048 KB	Output is correct
18	Correct	22 ms	2048 KB	Output is correct
19	Correct	22 ms	2048 KB	Output is correct
20	Correct	23 ms	2048 KB	Output is correct
21	Correct	22 ms	2048 KB	Output is correct
22	Correct	22 ms	2044 KB	Output is correct
23	Correct	22 ms	2048 KB	Output is correct
24	Correct	22 ms	2040 KB	Output is correct