Submission #1108105

#	Time	Username	Problem	Language	Result	Execution time	Memory
1108105		Lincito_31	Stove (JOI18_stove)	C++17	100 / 100	20 ms	2192 KiB

stove

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef vector<int> vi;
int n,k;
int main(){
    scanf("%d %d",&n,&k);
    ll res=n;
    vi nums(n),rest(n-1);
    for(int i=0;i<n;i++){
        scanf("%d",&nums[i]);
    }
    for(int i=0;i<n-1;i++){
        rest[i]=nums[i+1]-nums[i]-1;
    }
    sort(rest.begin(),rest.end());
    int can=n-k;
    for(int i=0;i<can;i++){
        res+=rest[i];
    }
    printf("%lld",res);
}

Compilation message (stderr)

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,&k);
      |     ~~~~~^~~~~~~~~~~~~~~
stove.cpp:11:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   11 |         scanf("%d",&nums[i]);
      |         ~~~~~^~~~~~~~~~~~~~~

• Subtask 1: 20 / 20
• Subtask 2: 30 / 30
• Subtask 3: 50 / 50