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Submission #135253

# Submission time Handle Problem Language Result Execution time Memory
135253 2019-07-23T21:35:44 Z FedericoS Money (IZhO17_money) C++14
100 / 100
 1394 ms 62044 KB 
#include <iostream>
#include <set>
#include <vector>
using namespace std;

int N;
int B[1000006];
vector<int> A;
set<int> S;
int ans;
bool flag;

int readInt()
{
    int res = 0;
    char ch = 0;
    while(ch < '0') ch = getchar_unlocked();
    for(; ch >= '0'; ch = getchar_unlocked()) res = res * 10 + ch - '0';
    return res;
}

void writeInt(int v)
{
    char buf[14];
    int p = 0;
    if(v == 0) buf[p++] = 0;
    for(; v; v /= 10) buf[p++] = v % 10;
    while(p--) putchar_unlocked(buf[p] + '0');
}

int main(){
	N=readInt();
	for(int i=0;i<N;i++)
		B[i]=readInt();

	A.push_back(B[0]);
	for(int i=1;i<N;i++)
		if(B[i]!=B[i-1])
			A.push_back(B[i]);
	N=A.size();

	S.insert(1e9);

	for(int i=0;i<N-1;i++){
		if((A[i]>A[i+1]) or (A[i]<A[i+1] and *S.lower_bound(A[i]-flag+1)<A[i+1])){
			flag=false;
			ans++;
		}
		else
			flag=true;
		S.insert(A[i]);
	}

	writeInt(ans+1);

}

Subtask #1
9.0 / 9.0

# 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 256 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 256 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 3 ms 256 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 380 KB Output is correct

Subtask #2
16.0 / 16.0

# 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 256 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 256 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 3 ms 256 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 380 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 256 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 256 KB Output is correct
23 Correct 2 ms 256 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 256 KB Output is correct
26 Correct 2 ms 256 KB Output is correct

Subtask #3
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 256 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 256 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 3 ms 256 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 380 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 256 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 256 KB Output is correct
23 Correct 2 ms 256 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 256 KB Output is correct
26 Correct 2 ms 256 KB Output is correct
27 Correct 3 ms 376 KB Output is correct
28 Correct 2 ms 256 KB Output is correct
29 Correct 2 ms 376 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 380 KB Output is correct
33 Correct 2 ms 256 KB Output is correct
34 Correct 2 ms 376 KB Output is correct
35 Correct 2 ms 376 KB Output is correct
36 Correct 2 ms 376 KB Output is correct
37 Correct 2 ms 376 KB Output is correct
38 Correct 2 ms 376 KB Output is correct

Subtask #4
55.0 / 55.0

# 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 256 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 256 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 3 ms 256 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 380 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 256 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 256 KB Output is correct
23 Correct 2 ms 256 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 256 KB Output is correct
26 Correct 2 ms 256 KB Output is correct
27 Correct 3 ms 376 KB Output is correct
28 Correct 2 ms 256 KB Output is correct
29 Correct 2 ms 376 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 380 KB Output is correct
33 Correct 2 ms 256 KB Output is correct
34 Correct 2 ms 376 KB Output is correct
35 Correct 2 ms 376 KB Output is correct
36 Correct 2 ms 376 KB Output is correct
37 Correct 2 ms 376 KB Output is correct
38 Correct 2 ms 376 KB Output is correct
39 Correct 31 ms 4844 KB Output is correct
40 Correct 55 ms 8292 KB Output is correct
41 Correct 24 ms 4588 KB Output is correct
42 Correct 28 ms 4300 KB Output is correct
43 Correct 20 ms 2900 KB Output is correct
44 Correct 68 ms 9044 KB Output is correct
45 Correct 67 ms 9060 KB Output is correct
46 Correct 62 ms 9060 KB Output is correct
47 Correct 49 ms 6892 KB Output is correct
48 Correct 54 ms 9060 KB Output is correct
49 Correct 448 ms 26900 KB Output is correct
50 Correct 421 ms 26588 KB Output is correct
51 Correct 448 ms 26920 KB Output is correct
52 Correct 429 ms 26684 KB Output is correct
53 Correct 474 ms 26716 KB Output is correct
54 Correct 629 ms 26508 KB Output is correct
55 Correct 1394 ms 55624 KB Output is correct
56 Correct 1085 ms 62024 KB Output is correct
57 Correct 1223 ms 61868 KB Output is correct
58 Correct 1204 ms 62044 KB Output is correct
59 Correct 985 ms 61924 KB Output is correct
60 Correct 1101 ms 61984 KB Output is correct
61 Correct 1246 ms 61948 KB Output is correct
62 Correct 1072 ms 62044 KB Output is correct