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Submission #642969

# Submission time Handle Problem Language Result Execution time Memory
642969 2022-09-21T01:39:38 Z devariaota Lasers (NOI19_lasers) C++17
0 / 100
 1 ms 336 KB 
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
#define pii pair<int, int>
#define pb push_back
#define nl '\n'

int n, m, a[500005];

int main(){
  ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
  cin >> n >> m;
  for(int i=1;i<=m;i++) cin >> a[i];

  int big = *max_element(a+1, a+1+m);
  if(big <= (n-big)) cout << 0 << nl;
  else cout << big - (n - big) << nl;
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Incorrect 1 ms 332 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Incorrect 1 ms 332 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 336 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 332 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 22.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 336 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Incorrect 1 ms 332 KB Output isn't correct
3 Halted 0 ms 0 KB -