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Submission #92103

# Submission time Handle Problem Language Result Execution time Memory
92103 2019-01-01T14:43:35 Z tjrwodnjs999 격자 보존하기 (GA9_preserve) C++11
17 / 100
 24 ms 1912 KB 
#include <bits/stdc++.h>
using namespace std;
int n,m,k,arr[100005],a[100005],Max,sum;
int main()
{
    scanf("%d%d%d",&n,&m,&k);
    for(int i=0;i<m;i++) scanf("%d",arr+i);
    for(int i=0;i<m-1;i++) a[i]=arr[i+1]-arr[i]-1;
    sort(a,a+m-1,greater<int>());
    sum=arr[0]-1; for(int i=0;i<(k-1)/2;i++) sum+=a[i]; Max=sum;
    sum=n-arr[m-1]; for(int i=0;i<(k-1)/2;i++) sum+=a[i]; Max=max(Max,sum);
    if(k>=2){sum=arr[0]-1; sum+=n-arr[m-1]; for(int i=0;i<(k-2)/2;i++) sum+=a[i]; Max=max(Max,sum);}
    printf("%d",Max);
}

Compilation message

preserve.cpp: In function 'int main()':
preserve.cpp:6:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d%d",&n,&m,&k);
     ~~~~~^~~~~~~~~~~~~~~~~~~
preserve.cpp:7:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(int i=0;i<m;i++) scanf("%d",arr+i);
                          ~~~~~^~~~~~~~~~~~

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 276 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 256 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 376 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 2 ms 504 KB Output is correct
9 Correct 2 ms 128 KB Output is correct
10 Incorrect 2 ms 256 KB Output isn't correct
11 Halted 0 ms 0 KB -

Subtask #2
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 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 256 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 256 KB Output is correct
9 Correct 2 ms 256 KB Output is correct
10 Correct 2 ms 256 KB Output is correct
11 Correct 2 ms 252 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 252 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 252 KB Output is correct
20 Correct 2 ms 256 KB Output is correct
21 Correct 2 ms 504 KB Output is correct
22 Correct 2 ms 256 KB Output is correct
23 Correct 2 ms 256 KB Output is correct

Subtask #3
0 / 22.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 376 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 17.0

# Verdict Execution time Memory Grader output
1 Incorrect 23 ms 1144 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 35.0

# Verdict Execution time Memory Grader output
1 Runtime error 24 ms 1912 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -