제출 #64117

#제출 시각아이디문제언어결과실행 시간메모리
64117keko37Stove (JOI18_stove)C++14
100 / 100
37 ms1908 KiB
#include<iostream>
#include<algorithm>

using namespace std;

const int MAXN = 100005;

long long n, k, sol;
int l[MAXN], d[MAXN];

int main () {
	cin >> n >> k;
	for (int i=0; i<n; i++) {
		scanf("%d", &l[i]);
		if (i) d[i] = l[i] - l[i-1] - 1;
		sol += d[i];
	}
	sort(d+1, d+n);
	for (int i=0; i<k-1; i++) {
		sol -= d[n-1 - i];
	}
	cout << sol + n;
	return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

stove.cpp: In function 'int main()':
stove.cpp:14:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &l[i]);
   ~~~~~^~~~~~~~~~~~~
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