제출 #330732

#제출 시각아이디문제언어결과실행 시간메모리
330732oakStove (JOI18_stove)C++14
100 / 100
31 ms1132 KiB
#include<bits/stdc++.h>
using namespace std;
int main(){
	int n,i,k;
	scanf("%d %d",&n,&k);
	int inp[n];k--;
	
	for(i=0;i<n;i++){
		scanf("%d",&inp[i]);
	}
	int diff[n];
	int ans = inp[n-1]-inp[0]+1;
	for(i=0;i<n-1;i++){
		diff[i] = inp[i+1]-inp[i]-1;
	}
	sort(diff,diff+n-1,greater<int>());
	for(i=0;i<k;i++){
		ans -= diff[i];
	}
	printf("%d",ans);
}

컴파일 시 표준 에러 (stderr) 메시지

stove.cpp: In function 'int main()':
stove.cpp:5:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    5 |  scanf("%d %d",&n,&k);
      |  ~~~~~^~~~~~~~~~~~~~~
stove.cpp:9:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    9 |   scanf("%d",&inp[i]);
      |   ~~~~~^~~~~~~~~~~~~~
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