제출 #437241

#제출 시각아이디문제언어결과실행 시간메모리
437241ToroTNStove (JOI18_stove)C++14
100 / 100
78 ms5612 KiB
#include<bits/stdc++.h>
using namespace std;
int n,m,a[100005],sum;
multiset<int> s;
int main()
{
    scanf("%d%d",&n,&m);
    sum=n;
    for(int i=1;i<=n;i++)
    {
        scanf("%d",&a[i]);
    }
    for(int i=2;i<=n;i++)
    {
        s.insert(a[i]-a[i-1]-1);
    }
    for(int i=1;i<=n-m;i++)
    {
        sum+=*s.begin();
        s.erase(s.find(*s.begin()));
    }
    printf("%d\n",sum);
}

컴파일 시 표준 에러 (stderr) 메시지

stove.cpp: In function 'int main()':
stove.cpp:7:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
    7 |     scanf("%d%d",&n,&m);
      |     ~~~~~^~~~~~~~~~~~~~
stove.cpp:11:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   11 |         scanf("%d",&a[i]);
      |         ~~~~~^~~~~~~~~~~~
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