답안 #99567

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
99567	2019-03-05T09:30:46 Z	lovemathboy	Stove (JOI18_stove)	C++14	100 / 100	43 ms	2336 KB

stove

#include <bits/stdc++.h>
using namespace std;

int n, k;
vector<int> a;
priority_queue<int> pq;

int main() {
	scanf("%d %d", &n, &k);
	a.resize(n);
	for (int i = 0; i < n; i++) {
		scanf("%d", &a[i]);
		if (i > 0) {
			pq.push(a[i] - a[i-1] - 1);
		}
	}
	int ans = a[n-1] - a[0] + 1;
	while (k > 1) {
		k--;
		ans -= pq.top();
		pq.pop();
	}
	printf("%d\n", ans);
	return 0;
}

Compilation message

stove.cpp: In function 'int main()':
stove.cpp:9:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d", &n, &k);
  ~~~~~^~~~~~~~~~~~~~~~~
stove.cpp:12:8: 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	384 KB	Output is correct
2	Correct	2 ms	256 KB	Output is correct
3	Correct	3 ms	384 KB	Output is correct
4	Correct	3 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	384 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	384 KB	Output is correct
2	Correct	2 ms	256 KB	Output is correct
3	Correct	3 ms	384 KB	Output is correct
4	Correct	3 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	384 KB	Output is correct
8	Correct	2 ms	256 KB	Output is correct
9	Correct	2 ms	384 KB	Output is correct
10	Correct	3 ms	384 KB	Output is correct
11	Correct	3 ms	384 KB	Output is correct
12	Correct	5 ms	384 KB	Output is correct
13	Correct	4 ms	384 KB	Output is correct
14	Correct	4 ms	384 KB	Output is correct
15	Correct	4 ms	384 KB	Output is correct

Subtask #3

50.0 / 50.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	384 KB	Output is correct
2	Correct	2 ms	256 KB	Output is correct
3	Correct	3 ms	384 KB	Output is correct
4	Correct	3 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	384 KB	Output is correct
8	Correct	2 ms	256 KB	Output is correct
9	Correct	2 ms	384 KB	Output is correct
10	Correct	3 ms	384 KB	Output is correct
11	Correct	3 ms	384 KB	Output is correct
12	Correct	5 ms	384 KB	Output is correct
13	Correct	4 ms	384 KB	Output is correct
14	Correct	4 ms	384 KB	Output is correct
15	Correct	4 ms	384 KB	Output is correct
16	Correct	22 ms	2164 KB	Output is correct
17	Correct	20 ms	2172 KB	Output is correct
18	Correct	20 ms	2172 KB	Output is correct
19	Correct	22 ms	2336 KB	Output is correct
20	Correct	26 ms	2300 KB	Output is correct
21	Correct	31 ms	2300 KB	Output is correct
22	Correct	31 ms	2300 KB	Output is correct
23	Correct	43 ms	2308 KB	Output is correct
24	Correct	34 ms	2292 KB	Output is correct