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Submission #473657

# Submission time Handle Problem Language Result Execution time Memory
473657 2021-09-15T19:40:14 Z ogibogi2004 Money (IZhO17_money) C++14
100 / 100
 524 ms 15008 KB 
#include<bits/stdc++.h>
using namespace std;
const int MAXN=1e6+6;
int dp[MAXN],n,a[MAXN],mappeda[MAXN];
int fen[MAXN];
void update(int idx,int val)
{
    for(;idx<MAXN;idx+=idx&(-idx))
    {
        fen[idx]+=val;
    }
}
int query(int idx)
{
    int ret=0;
    for(;idx>0;idx-=idx&(-idx))
    {
        ret+=fen[idx];
    }
    return ret;
}
int main()
{
    cin>>n;
    for(int i=1;i<=n;i++)
    {
        cin>>a[i];
        update(a[i],+1);
    }
    int ans=1,last=a[n];
    for(int i=n;i>=1;i--)
    {
        if(i!=n&&a[i]>a[i+1])
        {
            ans++;
            last=a[i];
        }
        update(a[i],-1);
        if(query(last-1)-query(a[i])>0)
        {
            last=a[i];
            ans++;
        }
    }
    cout<<ans<<endl;
return 0;
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 0 ms 332 KB Output is correct
4 Correct 0 ms 332 KB Output is correct
5 Correct 0 ms 332 KB Output is correct
6 Correct 0 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 428 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 460 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 0 ms 332 KB Output is correct
4 Correct 0 ms 332 KB Output is correct
5 Correct 0 ms 332 KB Output is correct
6 Correct 0 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 428 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 460 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 460 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 1 ms 460 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 1 ms 332 KB Output is correct
24 Correct 1 ms 332 KB Output is correct
25 Correct 1 ms 460 KB Output is correct
26 Correct 1 ms 460 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 0 ms 332 KB Output is correct
4 Correct 0 ms 332 KB Output is correct
5 Correct 0 ms 332 KB Output is correct
6 Correct 0 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 428 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 460 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 460 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 1 ms 460 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 1 ms 332 KB Output is correct
24 Correct 1 ms 332 KB Output is correct
25 Correct 1 ms 460 KB Output is correct
26 Correct 1 ms 460 KB Output is correct
27 Correct 1 ms 332 KB Output is correct
28 Correct 1 ms 332 KB Output is correct
29 Correct 1 ms 332 KB Output is correct
30 Correct 1 ms 332 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 1 ms 332 KB Output is correct
34 Correct 1 ms 428 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 1 ms 332 KB Output is correct
37 Correct 1 ms 1612 KB Output is correct
38 Correct 1 ms 1740 KB Output is correct

Subtask #4
55.0 / 55.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 0 ms 332 KB Output is correct
4 Correct 0 ms 332 KB Output is correct
5 Correct 0 ms 332 KB Output is correct
6 Correct 0 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 428 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 460 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 460 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 1 ms 460 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 1 ms 332 KB Output is correct
24 Correct 1 ms 332 KB Output is correct
25 Correct 1 ms 460 KB Output is correct
26 Correct 1 ms 460 KB Output is correct
27 Correct 1 ms 332 KB Output is correct
28 Correct 1 ms 332 KB Output is correct
29 Correct 1 ms 332 KB Output is correct
30 Correct 1 ms 332 KB Output is correct
31 Correct 1 ms 332 KB Output is correct
32 Correct 1 ms 332 KB Output is correct
33 Correct 1 ms 332 KB Output is correct
34 Correct 1 ms 428 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 1 ms 332 KB Output is correct
37 Correct 1 ms 1612 KB Output is correct
38 Correct 1 ms 1740 KB Output is correct
39 Correct 205 ms 5468 KB Output is correct
40 Correct 357 ms 8804 KB Output is correct
41 Correct 197 ms 4496 KB Output is correct
42 Correct 152 ms 4120 KB Output is correct
43 Correct 108 ms 3116 KB Output is correct
44 Correct 433 ms 11160 KB Output is correct
45 Correct 456 ms 10992 KB Output is correct
46 Correct 459 ms 11104 KB Output is correct
47 Correct 431 ms 11072 KB Output is correct
48 Correct 433 ms 11052 KB Output is correct
49 Correct 454 ms 14872 KB Output is correct
50 Correct 524 ms 14916 KB Output is correct
51 Correct 460 ms 14936 KB Output is correct
52 Correct 523 ms 15008 KB Output is correct
53 Correct 469 ms 14836 KB Output is correct
54 Correct 467 ms 14660 KB Output is correct
55 Correct 511 ms 14856 KB Output is correct
56 Correct 523 ms 14840 KB Output is correct
57 Correct 483 ms 14856 KB Output is correct
58 Correct 475 ms 14956 KB Output is correct
59 Correct 460 ms 14908 KB Output is correct
60 Correct 474 ms 14960 KB Output is correct
61 Correct 511 ms 14912 KB Output is correct
62 Correct 518 ms 14856 KB Output is correct