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Submission #169172

# Submission time Handle Problem Language Result Execution time Memory
169172 2019-12-18T19:02:25 Z itgl Money (IZhO17_money) C++14
0 / 100
 2 ms 376 KB 
#include<bits/stdc++.h>
#define pb push_back

using namespace std;
int a[1000005];
multiset <int> ms;

int main(){
  int n;
  cin >> n;
  for(int i=1;i<=n;i++) cin >> a[i];
  a[n+1]=-1;
  int pos;
  for(int i=1;i<=n;i++){
    if(a[i+1]>a[i]) ms.insert(a[i]);
    else{
      pos=i+1;
      ms.insert(a[i]);
      break;
    }
  }
  ms.insert(1e6+7);
  int ans=1;
  a[pos-1]=0;
  int lim;
  while(pos<=n){
    lim=*ms.upper_bound(a[pos]);
    ans++;
    int cnt=1;
    for(int i=pos+1;i<=n;i++){
      if(a[i]<lim&&a[i-1]<=a[i]){
        cnt++;
        ms.insert(a[i]);
      }else break;
    }
    
    pos+=cnt;
  }
  cout << ans << '\n';
  return 0;
}

Compilation message

money.cpp: In function 'int main()':
money.cpp:24:8: warning: 'pos' may be used uninitialized in this function [-Wmaybe-uninitialized]
   a[pos-1]=0;
     ~~~^~

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Incorrect 2 ms 376 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #2
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Incorrect 2 ms 376 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Incorrect 2 ms 376 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #4
0 / 55.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Incorrect 2 ms 376 KB Output isn't correct
5 Halted 0 ms 0 KB -