oj.uz

Submission #593275

# Submission time Handle Problem Language Result Execution time Memory
593275 2022-07-10T18:30:23 Z Summers Stove (JOI18_stove) C++14
100 / 100
 18 ms 1908 KB 
#include<bits/stdc++.h>
#define endl '\n'
using namespace std;
long long a[1000000], dif[1000000];
int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);

    long long n,i,j,k,br=0,num,k1,sum=0;

    cin>>n>>k;

    for(i=0;i<n;i++)
    {
        cin>>a[i];

        if(i!=0)dif[i]=a[i]-a[i-1];
    }
    sort(dif+1,dif+n);
    sum=a[n-1]-a[0]+1;



    for(i=n-1;i>n-k;i--)
    {
        sum-=dif[i]-1;br++;dif[i]=-1;
    }

    cout<<sum<<endl;

}

Compilation message

stove.cpp: In function 'int main()':
stove.cpp:11:19: warning: unused variable 'j' [-Wunused-variable]
   11 |     long long n,i,j,k,br=0,num,k1,sum=0;
      |                   ^
stove.cpp:11:28: warning: unused variable 'num' [-Wunused-variable]
   11 |     long long n,i,j,k,br=0,num,k1,sum=0;
      |                            ^~~
stove.cpp:11:32: warning: unused variable 'k1' [-Wunused-variable]
   11 |     long long n,i,j,k,br=0,num,k1,sum=0;
      |                                ^~

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 18 ms 1876 KB Output is correct
17 Correct 15 ms 1908 KB Output is correct
18 Correct 16 ms 1904 KB Output is correct
19 Correct 16 ms 1904 KB Output is correct
20 Correct 16 ms 1908 KB Output is correct
21 Correct 17 ms 1840 KB Output is correct
22 Correct 16 ms 1908 KB Output is correct
23 Correct 18 ms 1848 KB Output is correct
24 Correct 16 ms 1876 KB Output is correct