답안 #50306 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
50306	2018-06-10T00:59:26 Z	mra2322001	Money (IZhO17_money)	C++14	45 / 100	1500 ms	113396 KB

money

#include <bits/stdc++.h>
#define f0(i, n) for(int i(0); i<(n); i++)
#define f1(i, n) for(int i(1); i<=(n); i++)

using namespace std;
typedef long long ll;
const int N = 1e6 + 5;

int n, a[N], f[N];
set <int> s;

int solve(int u, int sl){
    if(u== n + 1) return printf("%d", sl), 0;
    int v = f[u];
    int l = u, r = v, ans = u;
    auto it = s.upper_bound(a[u]);
    while(l <= r){
        int mid = (l + r)/2;
        if(a[mid] <= *it) l = mid + 1, ans = mid;
        else r = mid - 1;
    }
    for(int i = u; i <= ans; i++) s.insert(a[i]);
    solve(ans + 1, sl + 1);
}

int main(){
    ios_base::sync_with_stdio(0);

    scanf("%d", &n);
    f1(i, n) scanf("%d", &a[i]);
    for(int i = n; i >= 1; i--){
        if(i==n) f[i] = n;
        else{
            if(a[i] <= a[i + 1]) f[i] = f[i + 1];
            else f[i] = i;
        }
    }
    s.insert(0); s.insert(1e6 + 5);
    solve(1, 0);
}

Compilation message

money.cpp: In function 'int solve(int, int)':
money.cpp:24:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^
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]
     scanf("%d", &n);
     ~~~~~^~~~~~~~~~
money.cpp:30:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     f1(i, n) scanf("%d", &a[i]);
              ~~~~~^~~~~~~~~~~~~

Subtask #1
9.0 / 9.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	484 KB	Output is correct
3	Correct	2 ms	484 KB	Output is correct
4	Correct	2 ms	484 KB	Output is correct
5	Correct	2 ms	588 KB	Output is correct
6	Correct	2 ms	588 KB	Output is correct
7	Correct	2 ms	648 KB	Output is correct
8	Correct	2 ms	648 KB	Output is correct
9	Correct	2 ms	648 KB	Output is correct
10	Correct	3 ms	648 KB	Output is correct
11	Correct	2 ms	648 KB	Output is correct
12	Correct	2 ms	648 KB	Output is correct
13	Correct	2 ms	648 KB	Output is correct
14	Correct	2 ms	648 KB	Output is correct
15	Correct	2 ms	648 KB	Output is correct
16	Correct	2 ms	648 KB	Output is correct

Subtask #2
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	484 KB	Output is correct
3	Correct	2 ms	484 KB	Output is correct
4	Correct	2 ms	484 KB	Output is correct
5	Correct	2 ms	588 KB	Output is correct
6	Correct	2 ms	588 KB	Output is correct
7	Correct	2 ms	648 KB	Output is correct
8	Correct	2 ms	648 KB	Output is correct
9	Correct	2 ms	648 KB	Output is correct
10	Correct	3 ms	648 KB	Output is correct
11	Correct	2 ms	648 KB	Output is correct
12	Correct	2 ms	648 KB	Output is correct
13	Correct	2 ms	648 KB	Output is correct
14	Correct	2 ms	648 KB	Output is correct
15	Correct	2 ms	648 KB	Output is correct
16	Correct	2 ms	648 KB	Output is correct
17	Correct	2 ms	648 KB	Output is correct
18	Correct	2 ms	648 KB	Output is correct
19	Correct	2 ms	748 KB	Output is correct
20	Correct	2 ms	748 KB	Output is correct
21	Correct	2 ms	748 KB	Output is correct
22	Correct	2 ms	748 KB	Output is correct
23	Correct	2 ms	748 KB	Output is correct
24	Correct	2 ms	748 KB	Output is correct
25	Correct	2 ms	748 KB	Output is correct
26	Correct	2 ms	748 KB	Output is correct

Subtask #3
20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	484 KB	Output is correct
3	Correct	2 ms	484 KB	Output is correct
4	Correct	2 ms	484 KB	Output is correct
5	Correct	2 ms	588 KB	Output is correct
6	Correct	2 ms	588 KB	Output is correct
7	Correct	2 ms	648 KB	Output is correct
8	Correct	2 ms	648 KB	Output is correct
9	Correct	2 ms	648 KB	Output is correct
10	Correct	3 ms	648 KB	Output is correct
11	Correct	2 ms	648 KB	Output is correct
12	Correct	2 ms	648 KB	Output is correct
13	Correct	2 ms	648 KB	Output is correct
14	Correct	2 ms	648 KB	Output is correct
15	Correct	2 ms	648 KB	Output is correct
16	Correct	2 ms	648 KB	Output is correct
17	Correct	2 ms	648 KB	Output is correct
18	Correct	2 ms	648 KB	Output is correct
19	Correct	2 ms	748 KB	Output is correct
20	Correct	2 ms	748 KB	Output is correct
21	Correct	2 ms	748 KB	Output is correct
22	Correct	2 ms	748 KB	Output is correct
23	Correct	2 ms	748 KB	Output is correct
24	Correct	2 ms	748 KB	Output is correct
25	Correct	2 ms	748 KB	Output is correct
26	Correct	2 ms	748 KB	Output is correct
27	Correct	3 ms	748 KB	Output is correct
28	Correct	2 ms	748 KB	Output is correct
29	Correct	3 ms	748 KB	Output is correct
30	Correct	3 ms	748 KB	Output is correct
31	Correct	2 ms	748 KB	Output is correct
32	Correct	3 ms	748 KB	Output is correct
33	Correct	2 ms	748 KB	Output is correct
34	Correct	2 ms	748 KB	Output is correct
35	Correct	2 ms	748 KB	Output is correct
36	Correct	2 ms	748 KB	Output is correct
37	Correct	2 ms	748 KB	Output is correct
38	Correct	2 ms	748 KB	Output is correct

Subtask #4
0 / 55.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	484 KB	Output is correct
3	Correct	2 ms	484 KB	Output is correct
4	Correct	2 ms	484 KB	Output is correct
5	Correct	2 ms	588 KB	Output is correct
6	Correct	2 ms	588 KB	Output is correct
7	Correct	2 ms	648 KB	Output is correct
8	Correct	2 ms	648 KB	Output is correct
9	Correct	2 ms	648 KB	Output is correct
10	Correct	3 ms	648 KB	Output is correct
11	Correct	2 ms	648 KB	Output is correct
12	Correct	2 ms	648 KB	Output is correct
13	Correct	2 ms	648 KB	Output is correct
14	Correct	2 ms	648 KB	Output is correct
15	Correct	2 ms	648 KB	Output is correct
16	Correct	2 ms	648 KB	Output is correct
17	Correct	2 ms	648 KB	Output is correct
18	Correct	2 ms	648 KB	Output is correct
19	Correct	2 ms	748 KB	Output is correct
20	Correct	2 ms	748 KB	Output is correct
21	Correct	2 ms	748 KB	Output is correct
22	Correct	2 ms	748 KB	Output is correct
23	Correct	2 ms	748 KB	Output is correct
24	Correct	2 ms	748 KB	Output is correct
25	Correct	2 ms	748 KB	Output is correct
26	Correct	2 ms	748 KB	Output is correct
27	Correct	3 ms	748 KB	Output is correct
28	Correct	2 ms	748 KB	Output is correct
29	Correct	3 ms	748 KB	Output is correct
30	Correct	3 ms	748 KB	Output is correct
31	Correct	2 ms	748 KB	Output is correct
32	Correct	3 ms	748 KB	Output is correct
33	Correct	2 ms	748 KB	Output is correct
34	Correct	2 ms	748 KB	Output is correct
35	Correct	2 ms	748 KB	Output is correct
36	Correct	2 ms	748 KB	Output is correct
37	Correct	2 ms	748 KB	Output is correct
38	Correct	2 ms	748 KB	Output is correct
39	Correct	96 ms	19452 KB	Output is correct
40	Correct	175 ms	37628 KB	Output is correct
41	Correct	135 ms	37628 KB	Output is correct
42	Correct	92 ms	37628 KB	Output is correct
43	Correct	96 ms	37628 KB	Output is correct
44	Correct	217 ms	44924 KB	Output is correct
45	Correct	227 ms	44924 KB	Output is correct
46	Correct	280 ms	45152 KB	Output is correct
47	Correct	192 ms	45152 KB	Output is correct
48	Correct	223 ms	45152 KB	Output is correct
49	Correct	629 ms	66112 KB	Output is correct
50	Correct	626 ms	66112 KB	Output is correct
51	Correct	776 ms	67968 KB	Output is correct
52	Correct	755 ms	67968 KB	Output is correct
53	Correct	673 ms	67968 KB	Output is correct
54	Correct	639 ms	67968 KB	Output is correct
55	Correct	1365 ms	101624 KB	Output is correct
56	Correct	1422 ms	108412 KB	Output is correct
57	Execution timed out	1592 ms	113396 KB	Time limit exceeded
58	Halted	0 ms	0 KB	-

답안 #50306

Compilation message

Subtask #1 9.0 / 9.0

Subtask #2 16.0 / 16.0

Subtask #3 20.0 / 20.0

Subtask #4 0 / 55.0

Subtask #1
9.0 / 9.0

Subtask #2
16.0 / 16.0

Subtask #3
20.0 / 20.0

Subtask #4
0 / 55.0