Submission #810855

#	Time	Username	Problem	Language	Result	Execution time	Memory
810855		mdacode	Stove (JOI18_stove)	C++14	0 / 100	1 ms	212 KiB

stove

#include <iostream>
#include <vector>
#include <queue>
#include <map>
#include <cmath>
#include<algorithm>
using namespace std;


int main(){
   long long nbi,k;
   cin >> nbi >> k;
   vector<long long>dif;
   long long firv,fir,sec,tot=0;
   cin >> fir;
   firv=fir;
   for(long long i=0;i<nbi-1;i++){
       cin >> sec;
       dif.push_back(sec-(fir+1));
       fir=sec;
   }
   sort(dif.begin(),dif.end());
   long long res=(sec+1)-firv;
   for(long long j=nbi-2;j>=nbi-k;j--){
       res-=dif[j];
   }
   cout << res;
}

Compilation message (stderr)

stove.cpp: In function 'int main()':
stove.cpp:14:27: warning: unused variable 'tot' [-Wunused-variable]
   14 |    long long firv,fir,sec,tot=0;
      |                           ^~~

• Subtask 1: 0 / 20
• Subtask 2: 0 / 30
• Subtask 3: 0 / 50