답안 #38219 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
38219	2018-01-03T04:37:05 Z	Talant	Money (IZhO17_money)	C++14	100 / 100	296 ms	13732 KB

money

#include <bits/stdc++.h>

#define fr first
#define sc second
#define OK puts("OK");
#define pb push_back
#define mk make_pair

using namespace std;

typedef long long ll;

const ll inf = (ll)1e9 + 7;
const int N = (int)1e6 + 1;

int n;
int b[N + 5],a[N + 5],t[N + 5],lst = 1,id = 1;
int ans;

void update (int pos) {
        for (; pos <= N; pos += (pos & (-pos)))
                t[pos] ++;
}

int get (int pos) {
        int res = 0;
        for (; pos > 0; pos -= (pos & (-pos)))
                res += t[pos];
        return res;
}

int main () {
        scanf ("%d", &n);

        for (int i = 1; i <= n; i ++)
                scanf ("%d", &b[i]);

        for (int i = 1; i <= n; i ++) {
                if (b[i - 1] != b[i])
                        a[id] = b[i],id ++;
        }
        n = id - 1;

        for (int i = 2; i <= n; i ++) {
                if (a[i] >= a[i - 1]) {
                        int o = get(a[i] - 1) - get(a[lst]);
                        if (o) {
                                for (int j = lst; j < i; j ++)
                                        update (a[j]);
                                lst = i;
                                ans ++;
                        }
                }
                else {
                        for (int j = lst; j < i; j ++)
                                update (a[j]);
                        lst = i;
                        ans ++;
                }
        }
        ans ++;

        cout << ans << endl;
}
/**
6
3 6 4 5 1 2
**/

Compilation message

money.cpp: In function 'int main()':
money.cpp:33:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf ("%d", &n);
                         ^
money.cpp:36:36: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
                 scanf ("%d", &b[i]);
                                    ^

Subtask #1
9.0 / 9.0

#	결과	메모리	Grader output
1	Correct	13732 KB	Output is correct
2	Correct	13732 KB	Output is correct
3	Correct	13732 KB	Output is correct
4	Correct	13732 KB	Output is correct
5	Correct	13732 KB	Output is correct
6	Correct	13732 KB	Output is correct
7	Correct	13732 KB	Output is correct
8	Correct	13732 KB	Output is correct
9	Correct	13732 KB	Output is correct
10	Correct	13732 KB	Output is correct
11	Correct	13732 KB	Output is correct
12	Correct	13732 KB	Output is correct
13	Correct	13732 KB	Output is correct
14	Correct	13732 KB	Output is correct
15	Correct	13732 KB	Output is correct
16	Correct	13732 KB	Output is correct

Subtask #2
16.0 / 16.0

#	결과	메모리	Grader output
1	Correct	13732 KB	Output is correct
2	Correct	13732 KB	Output is correct
3	Correct	13732 KB	Output is correct
4	Correct	13732 KB	Output is correct
5	Correct	13732 KB	Output is correct
6	Correct	13732 KB	Output is correct
7	Correct	13732 KB	Output is correct
8	Correct	13732 KB	Output is correct
9	Correct	13732 KB	Output is correct
10	Correct	13732 KB	Output is correct
11	Correct	13732 KB	Output is correct
12	Correct	13732 KB	Output is correct
13	Correct	13732 KB	Output is correct
14	Correct	13732 KB	Output is correct
15	Correct	13732 KB	Output is correct
16	Correct	13732 KB	Output is correct
17	Correct	13732 KB	Output is correct
18	Correct	13732 KB	Output is correct
19	Correct	13732 KB	Output is correct
20	Correct	13732 KB	Output is correct
21	Correct	13732 KB	Output is correct
22	Correct	13732 KB	Output is correct
23	Correct	13732 KB	Output is correct
24	Correct	13732 KB	Output is correct
25	Correct	13732 KB	Output is correct
26	Correct	13732 KB	Output is correct

Subtask #3
20.0 / 20.0

#	결과	메모리	Grader output
1	Correct	13732 KB	Output is correct
2	Correct	13732 KB	Output is correct
3	Correct	13732 KB	Output is correct
4	Correct	13732 KB	Output is correct
5	Correct	13732 KB	Output is correct
6	Correct	13732 KB	Output is correct
7	Correct	13732 KB	Output is correct
8	Correct	13732 KB	Output is correct
9	Correct	13732 KB	Output is correct
10	Correct	13732 KB	Output is correct
11	Correct	13732 KB	Output is correct
12	Correct	13732 KB	Output is correct
13	Correct	13732 KB	Output is correct
14	Correct	13732 KB	Output is correct
15	Correct	13732 KB	Output is correct
16	Correct	13732 KB	Output is correct
17	Correct	13732 KB	Output is correct
18	Correct	13732 KB	Output is correct
19	Correct	13732 KB	Output is correct
20	Correct	13732 KB	Output is correct
21	Correct	13732 KB	Output is correct
22	Correct	13732 KB	Output is correct
23	Correct	13732 KB	Output is correct
24	Correct	13732 KB	Output is correct
25	Correct	13732 KB	Output is correct
26	Correct	13732 KB	Output is correct
27	Correct	13732 KB	Output is correct
28	Correct	13732 KB	Output is correct
29	Correct	13732 KB	Output is correct
30	Correct	13732 KB	Output is correct
31	Correct	13732 KB	Output is correct
32	Correct	13732 KB	Output is correct
33	Correct	13732 KB	Output is correct
34	Correct	13732 KB	Output is correct
35	Correct	13732 KB	Output is correct
36	Correct	13732 KB	Output is correct
37	Correct	13732 KB	Output is correct
38	Correct	13732 KB	Output is correct

Subtask #4
55.0 / 55.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	13732 KB	Output is correct
2	Correct	0 ms	13732 KB	Output is correct
3	Correct	0 ms	13732 KB	Output is correct
4	Correct	0 ms	13732 KB	Output is correct
5	Correct	0 ms	13732 KB	Output is correct
6	Correct	0 ms	13732 KB	Output is correct
7	Correct	0 ms	13732 KB	Output is correct
8	Correct	0 ms	13732 KB	Output is correct
9	Correct	0 ms	13732 KB	Output is correct
10	Correct	0 ms	13732 KB	Output is correct
11	Correct	0 ms	13732 KB	Output is correct
12	Correct	0 ms	13732 KB	Output is correct
13	Correct	0 ms	13732 KB	Output is correct
14	Correct	0 ms	13732 KB	Output is correct
15	Correct	0 ms	13732 KB	Output is correct
16	Correct	0 ms	13732 KB	Output is correct
17	Correct	0 ms	13732 KB	Output is correct
18	Correct	0 ms	13732 KB	Output is correct
19	Correct	0 ms	13732 KB	Output is correct
20	Correct	0 ms	13732 KB	Output is correct
21	Correct	0 ms	13732 KB	Output is correct
22	Correct	0 ms	13732 KB	Output is correct
23	Correct	0 ms	13732 KB	Output is correct
24	Correct	0 ms	13732 KB	Output is correct
25	Correct	0 ms	13732 KB	Output is correct
26	Correct	0 ms	13732 KB	Output is correct
27	Correct	0 ms	13732 KB	Output is correct
28	Correct	0 ms	13732 KB	Output is correct
29	Correct	0 ms	13732 KB	Output is correct
30	Correct	0 ms	13732 KB	Output is correct
31	Correct	0 ms	13732 KB	Output is correct
32	Correct	0 ms	13732 KB	Output is correct
33	Correct	0 ms	13732 KB	Output is correct
34	Correct	0 ms	13732 KB	Output is correct
35	Correct	0 ms	13732 KB	Output is correct
36	Correct	0 ms	13732 KB	Output is correct
37	Correct	0 ms	13732 KB	Output is correct
38	Correct	0 ms	13732 KB	Output is correct
39	Correct	103 ms	13732 KB	Output is correct
40	Correct	183 ms	13732 KB	Output is correct
41	Correct	89 ms	13732 KB	Output is correct
42	Correct	73 ms	13732 KB	Output is correct
43	Correct	49 ms	13732 KB	Output is correct
44	Correct	219 ms	13732 KB	Output is correct
45	Correct	249 ms	13732 KB	Output is correct
46	Correct	229 ms	13732 KB	Output is correct
47	Correct	179 ms	13732 KB	Output is correct
48	Correct	189 ms	13732 KB	Output is correct
49	Correct	259 ms	13732 KB	Output is correct
50	Correct	243 ms	13732 KB	Output is correct
51	Correct	259 ms	13732 KB	Output is correct
52	Correct	243 ms	13732 KB	Output is correct
53	Correct	226 ms	13732 KB	Output is correct
54	Correct	239 ms	13732 KB	Output is correct
55	Correct	296 ms	13732 KB	Output is correct
56	Correct	283 ms	13732 KB	Output is correct
57	Correct	276 ms	13732 KB	Output is correct
58	Correct	229 ms	13732 KB	Output is correct
59	Correct	246 ms	13732 KB	Output is correct
60	Correct	259 ms	13732 KB	Output is correct
61	Correct	266 ms	13732 KB	Output is correct
62	Correct	266 ms	13732 KB	Output is correct

답안 #38219

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