結果

問題 No.615 集合に分けよう
ユーザー tancahn2380
提出日時 2018-02-08 18:45:38
言語 C++11(廃止可能性あり)
(gcc 13.3.0)
結果
AC  
実行時間 33 ms / 2,000 ms
コード長 1,401 bytes
コンパイル時間 959 ms
コンパイル使用メモリ 100,680 KB
実行使用メモリ 6,944 KB
最終ジャッジ日時 2024-09-24 17:21:41
合計ジャッジ時間 2,156 ms
ジャッジサーバーID
(参考情報)
judge1 / judge5
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 5
other AC * 26
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

# include <iostream>
# include <algorithm>
# include <vector>
# include <string>
# include <set>
# include <map>
# include <cmath>
# include <iomanip>
# include <functional>
# include <utility>
# include <stack>
# include <queue>
# include <list>
# include <tuple>
# include <unordered_map>
# include <numeric>
# include <complex>
# include <bitset>
using namespace std;
using LL = long long;
using ULL = unsigned long long;
typedef pair<LL, LL> P;
constexpr int INF = 2000000000;
constexpr int HINF = INF / 2;
constexpr double DINF = 100000000000000000.0;
constexpr long long LINF = 9223372036854775807;
constexpr long long HLINF = 4500000000000000000;
constexpr long long MMOD = 500000004;
const double PI = acos(-1);
int dx[4] = { 0,1,0,-1 }, dy[4] = { 1,0,-1,0 };
# define ALL(x) (x).begin(),(x).end()
# define UNIQ(c) (c).erase(unique(ALL((c))), end((c)))
# define mp make_pair
# define eb emplace_back
# define FOR(i,a,b) for(int i=(a);i<(b);i++)
# define RFOR(i,a,b) for(int i=(a);i>=(b);i--)
# define REP(i,n) FOR(i,0,n)
# define INIT std::ios::sync_with_stdio(false);std::cin.tie(0)
int n, k;
LL a[101010];
int main() {
cin >> n >> k;
REP(i, n) {
cin >> a[i];
}
sort(a, a + n);
vector<LL> v;
REP(i, n) {
if (i) {
v.emplace_back(a[i] - a[i - 1]);
}
}
sort(ALL(v));
LL ans = 0;
REP(i, n - k) {
ans += v[i];
}
cout << ans << endl;
}
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