oj.uz

Submission #159869

# Submission time Handle Problem Language Result Execution time Memory
159869 2019-10-25T05:36:24 Z dantoh000 Stove (JOI18_stove) C++14
100 / 100
 26 ms 760 KB 
#include <bits/stdc++.h>
using namespace std;
int main(){
    int n,k;
    scanf("%d%d",&n,&k);
    n--;
    int last;
    int x;
    scanf("%d",&last);
    int a[n];
    int ans = k;
    for (int i = 0; i < n; i++) {
        scanf("%d",&x);
        a[i] = x-last;
        ans += a[i];
        last = x;
    }
    sort(a,a+n,greater<int>());
    for (int i = 0; i < k-1; i++){
        ans -= a[i];
    }
    printf("%d",ans);


}

Compilation message

stove.cpp: In function 'int main()':
stove.cpp:5:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d",&n,&k);
     ~~~~~^~~~~~~~~~~~~~
stove.cpp:9:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&last);
     ~~~~~^~~~~~~~~~~~
stove.cpp:13:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d",&x);
         ~~~~~^~~~~~~~~

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 3 ms 376 KB Output is correct
11 Correct 3 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 3 ms 376 KB Output is correct
14 Correct 3 ms 252 KB Output is correct
15 Correct 3 ms 376 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 3 ms 376 KB Output is correct
11 Correct 3 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 3 ms 376 KB Output is correct
14 Correct 3 ms 252 KB Output is correct
15 Correct 3 ms 376 KB Output is correct
16 Correct 26 ms 760 KB Output is correct
17 Correct 26 ms 632 KB Output is correct
18 Correct 26 ms 760 KB Output is correct
19 Correct 26 ms 636 KB Output is correct
20 Correct 26 ms 632 KB Output is correct
21 Correct 26 ms 760 KB Output is correct
22 Correct 26 ms 760 KB Output is correct
23 Correct 26 ms 760 KB Output is correct
24 Correct 26 ms 632 KB Output is correct