제출 #212707

#제출 시각아이디문제언어결과실행 시간메모리
212707KoalaMuchStove (JOI18_stove)C++14
100 / 100
31 ms2120 KiB
#include<bits/stdc++.h> using namespace std; const int N = 1e5+5; int a[N]; int b[N]; int main() { int n,k,ans; scanf("%d %d",&n,&k); for(int i=1;i<=n;i++) scanf("%d",&a[i]); ans = a[n]+1-a[1]; for(int i=1;i<n;i++) b[i] = a[i]+1-a[i+1]; sort(b+1,b+n); for(int i=1;i<k;i++) ans+=b[i]; printf("%d\n",ans); return 0; }

컴파일 시 표준 에러 (stderr) 메시지

stove.cpp: In function 'int main()':
stove.cpp:9:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d",&n,&k);
     ~~~~~^~~~~~~~~~~~~~~
stove.cpp:10:34: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(int i=1;i<=n;i++)   scanf("%d",&a[i]);
                             ~~~~~^~~~~~~~~~~~
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