답안 #362853

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
362853	2021-02-04T14:05:58 Z	shahriarkhan	Money (IZhO17_money)	C++14	100 / 100	210 ms	15084 KB

money

#include<bits/stdc++.h>
using namespace std ;

const int mx = 1e6 + 45 ;

int T[mx] ;

void add(int pos)
{
    for(; pos < mx ; pos += (pos & -pos)) ++T[pos] ;
}

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

int find_max(int l , int r)
{
    if(l>r) return 0 ;
    return get(r) - get(l-1) ;
}

int main()
{
    int n ;
    scanf("%d",&n) ;
    int a[n+1] , ans = 0 ;
    for(int i = 1 ; i <= n ; ++i) scanf("%d",&a[i]) ;
    for(int i = 1 ; i <= n ; ++i)
    {
        int ed = i ;
        while(((ed+1)<=n) && ((a[ed+1]>=a[ed]) && (!find_max(a[i]+1,a[ed+1]-1)))) ++ed ;
        ++ans ;
        for(int j = i ; j <= ed ; ++j) add(a[j]) ;
        i = ed ;
    }
    printf("%d\n",ans) ;
    return 0 ;
}

Compilation message

money.cpp: In function 'int main()':
money.cpp:29:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   29 |     scanf("%d",&n) ;
      |     ~~~~~^~~~~~~~~
money.cpp:31:40: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   31 |     for(int i = 1 ; i <= n ; ++i) scanf("%d",&a[i]) ;
      |                                   ~~~~~^~~~~~~~~~~~

Subtask #1
9.0 / 9.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	492 KB	Output is correct
16	Correct	1 ms	492 KB	Output is correct

Subtask #2
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	492 KB	Output is correct
16	Correct	1 ms	492 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	492 KB	Output is correct
19	Correct	1 ms	492 KB	Output is correct
20	Correct	1 ms	364 KB	Output is correct
21	Correct	1 ms	492 KB	Output is correct
22	Correct	1 ms	364 KB	Output is correct
23	Correct	1 ms	364 KB	Output is correct
24	Correct	1 ms	364 KB	Output is correct
25	Correct	1 ms	492 KB	Output is correct
26	Correct	1 ms	492 KB	Output is correct

Subtask #3
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	492 KB	Output is correct
16	Correct	1 ms	492 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	492 KB	Output is correct
19	Correct	1 ms	492 KB	Output is correct
20	Correct	1 ms	364 KB	Output is correct
21	Correct	1 ms	492 KB	Output is correct
22	Correct	1 ms	364 KB	Output is correct
23	Correct	1 ms	364 KB	Output is correct
24	Correct	1 ms	364 KB	Output is correct
25	Correct	1 ms	492 KB	Output is correct
26	Correct	1 ms	492 KB	Output is correct
27	Correct	1 ms	364 KB	Output is correct
28	Correct	1 ms	364 KB	Output is correct
29	Correct	1 ms	364 KB	Output is correct
30	Correct	1 ms	364 KB	Output is correct
31	Correct	1 ms	364 KB	Output is correct
32	Correct	1 ms	492 KB	Output is correct
33	Correct	1 ms	364 KB	Output is correct
34	Correct	1 ms	492 KB	Output is correct
35	Correct	1 ms	364 KB	Output is correct
36	Correct	1 ms	364 KB	Output is correct
37	Correct	1 ms	1644 KB	Output is correct
38	Correct	2 ms	1920 KB	Output is correct

Subtask #4
55.0 / 55.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	1 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	364 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	492 KB	Output is correct
16	Correct	1 ms	492 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	492 KB	Output is correct
19	Correct	1 ms	492 KB	Output is correct
20	Correct	1 ms	364 KB	Output is correct
21	Correct	1 ms	492 KB	Output is correct
22	Correct	1 ms	364 KB	Output is correct
23	Correct	1 ms	364 KB	Output is correct
24	Correct	1 ms	364 KB	Output is correct
25	Correct	1 ms	492 KB	Output is correct
26	Correct	1 ms	492 KB	Output is correct
27	Correct	1 ms	364 KB	Output is correct
28	Correct	1 ms	364 KB	Output is correct
29	Correct	1 ms	364 KB	Output is correct
30	Correct	1 ms	364 KB	Output is correct
31	Correct	1 ms	364 KB	Output is correct
32	Correct	1 ms	492 KB	Output is correct
33	Correct	1 ms	364 KB	Output is correct
34	Correct	1 ms	492 KB	Output is correct
35	Correct	1 ms	364 KB	Output is correct
36	Correct	1 ms	364 KB	Output is correct
37	Correct	1 ms	1644 KB	Output is correct
38	Correct	2 ms	1920 KB	Output is correct
39	Correct	84 ms	5504 KB	Output is correct
40	Correct	140 ms	9068 KB	Output is correct
41	Correct	69 ms	4460 KB	Output is correct
42	Correct	61 ms	4332 KB	Output is correct
43	Correct	43 ms	3180 KB	Output is correct
44	Correct	179 ms	11116 KB	Output is correct
45	Correct	171 ms	10988 KB	Output is correct
46	Correct	174 ms	11244 KB	Output is correct
47	Correct	168 ms	11116 KB	Output is correct
48	Correct	167 ms	11116 KB	Output is correct
49	Correct	184 ms	14956 KB	Output is correct
50	Correct	179 ms	15084 KB	Output is correct
51	Correct	187 ms	14956 KB	Output is correct
52	Correct	184 ms	15084 KB	Output is correct
53	Correct	183 ms	14956 KB	Output is correct
54	Correct	181 ms	14700 KB	Output is correct
55	Correct	187 ms	14828 KB	Output is correct
56	Correct	210 ms	14956 KB	Output is correct
57	Correct	188 ms	14828 KB	Output is correct
58	Correct	188 ms	14828 KB	Output is correct
59	Correct	189 ms	14956 KB	Output is correct
60	Correct	188 ms	14828 KB	Output is correct
61	Correct	188 ms	14828 KB	Output is correct
62	Correct	189 ms	15084 KB	Output is correct

답안 #362853

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