답안 #229870

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
229870	2020-05-06T22:18:16 Z	pedroslrey	Money (IZhO17_money)	C++14	100 / 100	1160 ms	62172 KB

money

#pragma GCC target ("avx2")
#pragma GCC optimization ("O3")
#pragma GCC optimization ("unroll-loops")

#include <bits/stdc++.h>

using namespace std;

using pii = pair<int, int>;
using lli = long long int;

#define debug(args...) fprintf(stderr, args)
#define pb push_back
#define fi first
#define se second
#define all(xs) xs.begin(), xs.end()

const int INF = 1e9;

vector<int> xs;
vector<int> ys;
 
int main() {
	int n;
	scanf("%d", &n);
	for (int i = 0; i < n; ++i) {
		int x;
		scanf("%d", &x);
		xs.pb(x);
	}
 
	ys.push_back(xs[0]);
	for (int i = 1; i < n; ++i)
		if (xs[i] != xs[i-1])
			ys.push_back(xs[i]);

	int m = (int)ys.size();

	set<int> s; 
	s.insert(INF);
	int total = 1;
	int k = 0;
 
	for (int i = 0; i < m-1; ++i) {
		if ((ys[i] > ys[i+1]) || (ys[i] < ys[i+1] && *s.lower_bound(ys[i]-k+1) < ys[i+1])){
			k = 0;
			++total;
		}
		else k = 1;
		s.insert(ys[i]);
	}
 
	printf("%d\n", total);
}

Compilation message

money.cpp:2:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 #pragma GCC optimization ("O3")
 
money.cpp:3:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 #pragma GCC optimization ("unroll-loops")
 
money.cpp: In function 'int main()':
money.cpp:25:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
  ~~~~~^~~~~~~~~~
money.cpp:28:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &x);
   ~~~~~^~~~~~~~~~

Subtask #1
9.0 / 9.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	256 KB	Output is correct
2	Correct	5 ms	256 KB	Output is correct
3	Correct	5 ms	256 KB	Output is correct
4	Correct	5 ms	384 KB	Output is correct
5	Correct	4 ms	256 KB	Output is correct
6	Correct	5 ms	384 KB	Output is correct
7	Correct	4 ms	256 KB	Output is correct
8	Correct	4 ms	256 KB	Output is correct
9	Correct	4 ms	256 KB	Output is correct
10	Correct	4 ms	256 KB	Output is correct
11	Correct	4 ms	384 KB	Output is correct
12	Correct	4 ms	384 KB	Output is correct
13	Correct	5 ms	384 KB	Output is correct
14	Correct	4 ms	256 KB	Output is correct
15	Correct	5 ms	256 KB	Output is correct
16	Correct	5 ms	256 KB	Output is correct

Subtask #2
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	256 KB	Output is correct
2	Correct	5 ms	256 KB	Output is correct
3	Correct	5 ms	256 KB	Output is correct
4	Correct	5 ms	384 KB	Output is correct
5	Correct	4 ms	256 KB	Output is correct
6	Correct	5 ms	384 KB	Output is correct
7	Correct	4 ms	256 KB	Output is correct
8	Correct	4 ms	256 KB	Output is correct
9	Correct	4 ms	256 KB	Output is correct
10	Correct	4 ms	256 KB	Output is correct
11	Correct	4 ms	384 KB	Output is correct
12	Correct	4 ms	384 KB	Output is correct
13	Correct	5 ms	384 KB	Output is correct
14	Correct	4 ms	256 KB	Output is correct
15	Correct	5 ms	256 KB	Output is correct
16	Correct	5 ms	256 KB	Output is correct
17	Correct	6 ms	256 KB	Output is correct
18	Correct	5 ms	384 KB	Output is correct
19	Correct	4 ms	256 KB	Output is correct
20	Correct	5 ms	256 KB	Output is correct
21	Correct	4 ms	256 KB	Output is correct
22	Correct	4 ms	256 KB	Output is correct
23	Correct	4 ms	256 KB	Output is correct
24	Correct	4 ms	256 KB	Output is correct
25	Correct	5 ms	256 KB	Output is correct
26	Correct	4 ms	256 KB	Output is correct

Subtask #3
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	256 KB	Output is correct
2	Correct	5 ms	256 KB	Output is correct
3	Correct	5 ms	256 KB	Output is correct
4	Correct	5 ms	384 KB	Output is correct
5	Correct	4 ms	256 KB	Output is correct
6	Correct	5 ms	384 KB	Output is correct
7	Correct	4 ms	256 KB	Output is correct
8	Correct	4 ms	256 KB	Output is correct
9	Correct	4 ms	256 KB	Output is correct
10	Correct	4 ms	256 KB	Output is correct
11	Correct	4 ms	384 KB	Output is correct
12	Correct	4 ms	384 KB	Output is correct
13	Correct	5 ms	384 KB	Output is correct
14	Correct	4 ms	256 KB	Output is correct
15	Correct	5 ms	256 KB	Output is correct
16	Correct	5 ms	256 KB	Output is correct
17	Correct	6 ms	256 KB	Output is correct
18	Correct	5 ms	384 KB	Output is correct
19	Correct	4 ms	256 KB	Output is correct
20	Correct	5 ms	256 KB	Output is correct
21	Correct	4 ms	256 KB	Output is correct
22	Correct	4 ms	256 KB	Output is correct
23	Correct	4 ms	256 KB	Output is correct
24	Correct	4 ms	256 KB	Output is correct
25	Correct	5 ms	256 KB	Output is correct
26	Correct	4 ms	256 KB	Output is correct
27	Correct	4 ms	384 KB	Output is correct
28	Correct	5 ms	384 KB	Output is correct
29	Correct	5 ms	384 KB	Output is correct
30	Correct	5 ms	384 KB	Output is correct
31	Correct	4 ms	384 KB	Output is correct
32	Correct	4 ms	256 KB	Output is correct
33	Correct	5 ms	256 KB	Output is correct
34	Correct	4 ms	256 KB	Output is correct
35	Correct	5 ms	256 KB	Output is correct
36	Correct	5 ms	384 KB	Output is correct
37	Correct	5 ms	384 KB	Output is correct
38	Correct	5 ms	384 KB	Output is correct

Subtask #4
55.0 / 55.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	256 KB	Output is correct
2	Correct	5 ms	256 KB	Output is correct
3	Correct	5 ms	256 KB	Output is correct
4	Correct	5 ms	384 KB	Output is correct
5	Correct	4 ms	256 KB	Output is correct
6	Correct	5 ms	384 KB	Output is correct
7	Correct	4 ms	256 KB	Output is correct
8	Correct	4 ms	256 KB	Output is correct
9	Correct	4 ms	256 KB	Output is correct
10	Correct	4 ms	256 KB	Output is correct
11	Correct	4 ms	384 KB	Output is correct
12	Correct	4 ms	384 KB	Output is correct
13	Correct	5 ms	384 KB	Output is correct
14	Correct	4 ms	256 KB	Output is correct
15	Correct	5 ms	256 KB	Output is correct
16	Correct	5 ms	256 KB	Output is correct
17	Correct	6 ms	256 KB	Output is correct
18	Correct	5 ms	384 KB	Output is correct
19	Correct	4 ms	256 KB	Output is correct
20	Correct	5 ms	256 KB	Output is correct
21	Correct	4 ms	256 KB	Output is correct
22	Correct	4 ms	256 KB	Output is correct
23	Correct	4 ms	256 KB	Output is correct
24	Correct	4 ms	256 KB	Output is correct
25	Correct	5 ms	256 KB	Output is correct
26	Correct	4 ms	256 KB	Output is correct
27	Correct	4 ms	384 KB	Output is correct
28	Correct	5 ms	384 KB	Output is correct
29	Correct	5 ms	384 KB	Output is correct
30	Correct	5 ms	384 KB	Output is correct
31	Correct	4 ms	384 KB	Output is correct
32	Correct	4 ms	256 KB	Output is correct
33	Correct	5 ms	256 KB	Output is correct
34	Correct	4 ms	256 KB	Output is correct
35	Correct	5 ms	256 KB	Output is correct
36	Correct	5 ms	384 KB	Output is correct
37	Correct	5 ms	384 KB	Output is correct
38	Correct	5 ms	384 KB	Output is correct
39	Correct	88 ms	8548 KB	Output is correct
40	Correct	158 ms	14940 KB	Output is correct
41	Correct	70 ms	7528 KB	Output is correct
42	Correct	71 ms	7012 KB	Output is correct
43	Correct	52 ms	4460 KB	Output is correct
44	Correct	191 ms	17116 KB	Output is correct
45	Correct	179 ms	17116 KB	Output is correct
46	Correct	188 ms	17244 KB	Output is correct
47	Correct	156 ms	15068 KB	Output is correct
48	Correct	164 ms	17244 KB	Output is correct
49	Correct	527 ms	32980 KB	Output is correct
50	Correct	505 ms	32852 KB	Output is correct
51	Correct	521 ms	33236 KB	Output is correct
52	Correct	508 ms	32728 KB	Output is correct
53	Correct	567 ms	32980 KB	Output is correct
54	Correct	554 ms	32612 KB	Output is correct
55	Correct	1105 ms	61908 KB	Output is correct
56	Correct	1129 ms	61856 KB	Output is correct
57	Correct	1090 ms	62172 KB	Output is correct
58	Correct	1123 ms	62036 KB	Output is correct
59	Correct	1106 ms	61992 KB	Output is correct
60	Correct	1160 ms	62036 KB	Output is correct
61	Correct	1124 ms	61908 KB	Output is correct
62	Correct	1132 ms	62000 KB	Output is correct

답안 #229870

Compilation message

Subtask #1 9.0 / 9.0

Subtask #2 16.0 / 16.0

Subtask #3 20.0 / 20.0

Subtask #4 55.0 / 55.0

Subtask #1
9.0 / 9.0

Subtask #2
16.0 / 16.0

Subtask #3
20.0 / 20.0

Subtask #4
55.0 / 55.0