답안 #384518

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
384518	2021-04-01T19:54:13 Z	aryan12	Stove (JOI18_stove)	C++17	100 / 100	21 ms	2468 KB

stove

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

int32_t main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	int n, k;
	cin >> n >> k;
	vector<int> diff;
	int prev, cur;
	for(int i = 1; i <= n; i++) {
		cin >> cur;
		if(i != 1) {
			diff.push_back(cur - prev);
		}
		prev = cur;
	}
	sort(diff.begin(), diff.end());
	int ans = 0;
	for(int i = 0; i < diff.size() + 1 - k; i++) {
		ans += diff[i];
	}
	ans += k;
	cout << ans << "\n";
}

Compilation message

stove.cpp: In function 'int32_t main()':
stove.cpp:21:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'long long unsigned int' [-Wsign-compare]
   21 |  for(int i = 0; i < diff.size() + 1 - k; i++) {
      |                 ~~^~~~~~~~~~~~~~~~~~~~~

Subtask #1

20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct

Subtask #2

30.0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	2 ms	364 KB	Output is correct
11	Correct	2 ms	364 KB	Output is correct
12	Correct	2 ms	364 KB	Output is correct
13	Correct	2 ms	364 KB	Output is correct
14	Correct	2 ms	364 KB	Output is correct
15	Correct	2 ms	364 KB	Output is correct

Subtask #3

50.0 / 50.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	2 ms	364 KB	Output is correct
11	Correct	2 ms	364 KB	Output is correct
12	Correct	2 ms	364 KB	Output is correct
13	Correct	2 ms	364 KB	Output is correct
14	Correct	2 ms	364 KB	Output is correct
15	Correct	2 ms	364 KB	Output is correct
16	Correct	21 ms	2412 KB	Output is correct
17	Correct	21 ms	2412 KB	Output is correct
18	Correct	21 ms	2412 KB	Output is correct
19	Correct	21 ms	2412 KB	Output is correct
20	Correct	21 ms	2412 KB	Output is correct
21	Correct	21 ms	2412 KB	Output is correct
22	Correct	21 ms	2412 KB	Output is correct
23	Correct	21 ms	2412 KB	Output is correct
24	Correct	21 ms	2468 KB	Output is correct