#include <bits/stdc++.h>
#include "books.h"
using namespace std;
typedef long long ll;
typedef pair<ll,ll> ii;
//
// --- Sample implementation for the task books ---
//
// To compile this program with the sample grader, place:
// books.h books_sample.cpp sample_grader.cpp
// in a single folder and run:
// g++ books_sample.cpp sample_grader.cpp
// in this folder.
//
void solve(int N, int K, long long A, int S) {
// TODO implement this function
int count=0;
ll b[N+5];
memset(b,0,sizeof(b));
int low = 0, high = N + 1;
while(high - low >= 2)
{
int mid = (high + low) / 2;
count++;
assert(count<S);
b[mid]=skim(mid);
if(b[mid] < A) low = mid;
else high = mid;
}
ll a[K+5];
memset(a,0,sizeof(a));
//cout<<low<<endl;
high=low;
//if(high<=K-2)impossible();
for(int i=1; i<=K; i++){
if(!b[i]){
count++;
assert(count<S);
b[i]=skim(i);
}
a[i]=a[i-1]+b[i];
}
ll c[K+5];
memset(c,0, sizeof(c));
for(int i=high; i>=max(high-K+1,1); i--){
if(!b[i]){
count++;
assert(count<S);
b[i]=skim(i);
}
c[high-i+1]=c[high-i]+b[i];
}
//for(int i=1; i<=K; i++)cout<<c[i]<<" ";
// cout<<endl;
if(high<N && !b[high+1]){
count++;
assert(count<S);
b[high+1]=skim(high+1);
}
if(high<N && b[high+1]+a[K-1]<=2*A){
vector<int> v;
for(int i=1; i<=K-1; i++){
v.push_back(i);
}
v.push_back(high+1);
answer(v);
}else{
for(int i=0; i<=K;i++){
//printf("i=%d, sum=%lld \n", i,a[i]+c[K-i]);
if(a[i]+c[K-i]>=A && a[i]+c[K-i]<=2*A){
vector<int> v;
for(int j=1; j<=i; j++){
v.push_back(j);
}
for(int j=0; j<K-i; j++){
v.push_back(high-j);
}
answer(v);
}
}
}
impossible();
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
200 KB |
Output is correct |
2 |
Correct |
0 ms |
200 KB |
Output is correct |
3 |
Correct |
1 ms |
200 KB |
Output is correct |
4 |
Correct |
0 ms |
200 KB |
Output is correct |
5 |
Correct |
1 ms |
200 KB |
Output is correct |
6 |
Correct |
1 ms |
200 KB |
Output is correct |
7 |
Correct |
1 ms |
200 KB |
Output is correct |
8 |
Correct |
1 ms |
200 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
200 KB |
Output is correct |
2 |
Correct |
1 ms |
200 KB |
Output is correct |
3 |
Correct |
1 ms |
200 KB |
Output is correct |
4 |
Correct |
1 ms |
200 KB |
Output is correct |
5 |
Correct |
1 ms |
200 KB |
Output is correct |
6 |
Correct |
1 ms |
200 KB |
Output is correct |
7 |
Correct |
1 ms |
200 KB |
Output is correct |
8 |
Correct |
1 ms |
200 KB |
Output is correct |
9 |
Correct |
1 ms |
456 KB |
Output is correct |
10 |
Correct |
1 ms |
456 KB |
Output is correct |
11 |
Correct |
1 ms |
456 KB |
Output is correct |
12 |
Correct |
1 ms |
456 KB |
Output is correct |
13 |
Correct |
1 ms |
456 KB |
Output is correct |
14 |
Correct |
1 ms |
456 KB |
Output is correct |
15 |
Correct |
1 ms |
456 KB |
Output is correct |
16 |
Correct |
1 ms |
456 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
968 KB |
Output is correct |
2 |
Correct |
2 ms |
968 KB |
Output is correct |
3 |
Correct |
2 ms |
968 KB |
Output is correct |
4 |
Correct |
1 ms |
968 KB |
Output is correct |
5 |
Correct |
1 ms |
968 KB |
Output is correct |
6 |
Correct |
1 ms |
968 KB |
Output is correct |
7 |
Correct |
1 ms |
968 KB |
Output is correct |
8 |
Correct |
1 ms |
968 KB |
Output is correct |
9 |
Correct |
1 ms |
968 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
968 KB |
Output is correct |
2 |
Correct |
2 ms |
968 KB |
Output is correct |
3 |
Correct |
2 ms |
968 KB |
Output is correct |
4 |
Correct |
1 ms |
968 KB |
Output is correct |
5 |
Correct |
1 ms |
968 KB |
Output is correct |
6 |
Correct |
1 ms |
968 KB |
Output is correct |
7 |
Correct |
1 ms |
968 KB |
Output is correct |
8 |
Correct |
1 ms |
968 KB |
Output is correct |
9 |
Correct |
1 ms |
968 KB |
Output is correct |
10 |
Correct |
1 ms |
968 KB |
Output is correct |
11 |
Correct |
2 ms |
968 KB |
Output is correct |
12 |
Correct |
2 ms |
968 KB |
Output is correct |
13 |
Correct |
1 ms |
968 KB |
Output is correct |
14 |
Correct |
1 ms |
968 KB |
Output is correct |
15 |
Correct |
1 ms |
968 KB |
Output is correct |
16 |
Correct |
2 ms |
968 KB |
Output is correct |
17 |
Correct |
1 ms |
968 KB |
Output is correct |
18 |
Correct |
1 ms |
968 KB |
Output is correct |
19 |
Correct |
1 ms |
968 KB |
Output is correct |
20 |
Correct |
1 ms |
968 KB |
Output is correct |
21 |
Correct |
1 ms |
968 KB |
Output is correct |
22 |
Correct |
1 ms |
968 KB |
Output is correct |
23 |
Correct |
1 ms |
968 KB |
Output is correct |
24 |
Correct |
1 ms |
968 KB |
Output is correct |
25 |
Correct |
1 ms |
968 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
968 KB |
Output is correct |
2 |
Correct |
2 ms |
968 KB |
Output is correct |
3 |
Correct |
2 ms |
968 KB |
Output is correct |
4 |
Correct |
1 ms |
968 KB |
Output is correct |
5 |
Correct |
1 ms |
968 KB |
Output is correct |
6 |
Correct |
1 ms |
968 KB |
Output is correct |
7 |
Correct |
1 ms |
968 KB |
Output is correct |
8 |
Correct |
1 ms |
968 KB |
Output is correct |
9 |
Correct |
1 ms |
968 KB |
Output is correct |
10 |
Correct |
1 ms |
968 KB |
Output is correct |
11 |
Correct |
2 ms |
968 KB |
Output is correct |
12 |
Correct |
2 ms |
968 KB |
Output is correct |
13 |
Correct |
1 ms |
968 KB |
Output is correct |
14 |
Correct |
1 ms |
968 KB |
Output is correct |
15 |
Correct |
1 ms |
968 KB |
Output is correct |
16 |
Correct |
2 ms |
968 KB |
Output is correct |
17 |
Correct |
1 ms |
968 KB |
Output is correct |
18 |
Correct |
1 ms |
968 KB |
Output is correct |
19 |
Correct |
1 ms |
968 KB |
Output is correct |
20 |
Correct |
1 ms |
968 KB |
Output is correct |
21 |
Correct |
1 ms |
968 KB |
Output is correct |
22 |
Correct |
1 ms |
968 KB |
Output is correct |
23 |
Correct |
1 ms |
968 KB |
Output is correct |
24 |
Correct |
1 ms |
968 KB |
Output is correct |
25 |
Correct |
1 ms |
968 KB |
Output is correct |
26 |
Correct |
1 ms |
968 KB |
Output is correct |
27 |
Correct |
1 ms |
968 KB |
Output is correct |
28 |
Correct |
1 ms |
968 KB |
Output is correct |
29 |
Correct |
1 ms |
968 KB |
Output is correct |
30 |
Correct |
1 ms |
968 KB |
Output is correct |
31 |
Correct |
1 ms |
968 KB |
Output is correct |
32 |
Correct |
1 ms |
968 KB |
Output is correct |
33 |
Correct |
1 ms |
968 KB |
Output is correct |
34 |
Correct |
1 ms |
968 KB |
Output is correct |
35 |
Correct |
1 ms |
968 KB |
Output is correct |
36 |
Correct |
2 ms |
1076 KB |
Output is correct |
37 |
Correct |
1 ms |
968 KB |
Output is correct |
38 |
Correct |
1 ms |
968 KB |
Output is correct |
39 |
Correct |
1 ms |
968 KB |
Output is correct |
40 |
Correct |
2 ms |
968 KB |
Output is correct |
41 |
Correct |
2 ms |
968 KB |
Output is correct |
42 |
Correct |
1 ms |
968 KB |
Output is correct |
43 |
Correct |
1 ms |
968 KB |
Output is correct |
44 |
Correct |
1 ms |
968 KB |
Output is correct |
45 |
Correct |
1 ms |
968 KB |
Output is correct |
46 |
Correct |
1 ms |
968 KB |
Output is correct |
47 |
Correct |
1 ms |
1032 KB |
Output is correct |
48 |
Correct |
1 ms |
968 KB |
Output is correct |
49 |
Correct |
1 ms |
968 KB |
Output is correct |
50 |
Correct |
1 ms |
1028 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
968 KB |
Output is correct |
2 |
Correct |
2 ms |
968 KB |
Output is correct |
3 |
Correct |
2 ms |
968 KB |
Output is correct |
4 |
Correct |
1 ms |
968 KB |
Output is correct |
5 |
Correct |
1 ms |
968 KB |
Output is correct |
6 |
Correct |
1 ms |
968 KB |
Output is correct |
7 |
Correct |
1 ms |
968 KB |
Output is correct |
8 |
Correct |
1 ms |
968 KB |
Output is correct |
9 |
Correct |
1 ms |
968 KB |
Output is correct |
10 |
Correct |
1 ms |
968 KB |
Output is correct |
11 |
Correct |
2 ms |
968 KB |
Output is correct |
12 |
Correct |
2 ms |
968 KB |
Output is correct |
13 |
Correct |
1 ms |
968 KB |
Output is correct |
14 |
Correct |
1 ms |
968 KB |
Output is correct |
15 |
Correct |
1 ms |
968 KB |
Output is correct |
16 |
Correct |
2 ms |
968 KB |
Output is correct |
17 |
Correct |
1 ms |
968 KB |
Output is correct |
18 |
Correct |
1 ms |
968 KB |
Output is correct |
19 |
Correct |
1 ms |
968 KB |
Output is correct |
20 |
Correct |
1 ms |
968 KB |
Output is correct |
21 |
Correct |
1 ms |
968 KB |
Output is correct |
22 |
Correct |
1 ms |
968 KB |
Output is correct |
23 |
Correct |
1 ms |
968 KB |
Output is correct |
24 |
Correct |
1 ms |
968 KB |
Output is correct |
25 |
Correct |
1 ms |
968 KB |
Output is correct |
26 |
Correct |
1 ms |
968 KB |
Output is correct |
27 |
Correct |
1 ms |
968 KB |
Output is correct |
28 |
Correct |
1 ms |
968 KB |
Output is correct |
29 |
Correct |
1 ms |
968 KB |
Output is correct |
30 |
Correct |
1 ms |
968 KB |
Output is correct |
31 |
Correct |
1 ms |
968 KB |
Output is correct |
32 |
Correct |
1 ms |
968 KB |
Output is correct |
33 |
Correct |
1 ms |
968 KB |
Output is correct |
34 |
Correct |
1 ms |
968 KB |
Output is correct |
35 |
Correct |
1 ms |
1088 KB |
Output is correct |
36 |
Correct |
2 ms |
968 KB |
Output is correct |
37 |
Correct |
2 ms |
968 KB |
Output is correct |
38 |
Correct |
1 ms |
968 KB |
Output is correct |
39 |
Correct |
1 ms |
968 KB |
Output is correct |
40 |
Correct |
1 ms |
968 KB |
Output is correct |
41 |
Correct |
1 ms |
1088 KB |
Output is correct |
42 |
Correct |
1 ms |
968 KB |
Output is correct |
43 |
Correct |
1 ms |
968 KB |
Output is correct |
44 |
Correct |
1 ms |
968 KB |
Output is correct |
45 |
Correct |
2 ms |
968 KB |
Output is correct |
46 |
Correct |
1 ms |
968 KB |
Output is correct |
47 |
Correct |
1 ms |
968 KB |
Output is correct |
48 |
Correct |
1 ms |
968 KB |
Output is correct |
49 |
Correct |
1 ms |
968 KB |
Output is correct |
50 |
Correct |
1 ms |
968 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
968 KB |
Output is correct |
2 |
Correct |
2 ms |
968 KB |
Output is correct |
3 |
Correct |
2 ms |
968 KB |
Output is correct |
4 |
Correct |
1 ms |
968 KB |
Output is correct |
5 |
Correct |
1 ms |
968 KB |
Output is correct |
6 |
Correct |
1 ms |
968 KB |
Output is correct |
7 |
Correct |
1 ms |
968 KB |
Output is correct |
8 |
Correct |
1 ms |
968 KB |
Output is correct |
9 |
Correct |
1 ms |
968 KB |
Output is correct |
10 |
Correct |
1 ms |
968 KB |
Output is correct |
11 |
Correct |
2 ms |
968 KB |
Output is correct |
12 |
Correct |
2 ms |
968 KB |
Output is correct |
13 |
Correct |
1 ms |
968 KB |
Output is correct |
14 |
Correct |
1 ms |
968 KB |
Output is correct |
15 |
Correct |
1 ms |
968 KB |
Output is correct |
16 |
Correct |
2 ms |
968 KB |
Output is correct |
17 |
Correct |
1 ms |
968 KB |
Output is correct |
18 |
Correct |
1 ms |
968 KB |
Output is correct |
19 |
Correct |
1 ms |
968 KB |
Output is correct |
20 |
Correct |
1 ms |
968 KB |
Output is correct |
21 |
Correct |
1 ms |
968 KB |
Output is correct |
22 |
Correct |
1 ms |
968 KB |
Output is correct |
23 |
Correct |
1 ms |
968 KB |
Output is correct |
24 |
Correct |
1 ms |
968 KB |
Output is correct |
25 |
Correct |
1 ms |
968 KB |
Output is correct |
26 |
Correct |
1 ms |
968 KB |
Output is correct |
27 |
Correct |
1 ms |
968 KB |
Output is correct |
28 |
Correct |
1 ms |
968 KB |
Output is correct |
29 |
Correct |
1 ms |
968 KB |
Output is correct |
30 |
Correct |
1 ms |
968 KB |
Output is correct |
31 |
Correct |
1 ms |
968 KB |
Output is correct |
32 |
Correct |
1 ms |
968 KB |
Output is correct |
33 |
Correct |
1 ms |
968 KB |
Output is correct |
34 |
Correct |
1 ms |
968 KB |
Output is correct |
35 |
Correct |
1 ms |
968 KB |
Output is correct |
36 |
Correct |
2 ms |
1076 KB |
Output is correct |
37 |
Correct |
1 ms |
968 KB |
Output is correct |
38 |
Correct |
1 ms |
968 KB |
Output is correct |
39 |
Correct |
1 ms |
968 KB |
Output is correct |
40 |
Correct |
2 ms |
968 KB |
Output is correct |
41 |
Correct |
2 ms |
968 KB |
Output is correct |
42 |
Correct |
1 ms |
968 KB |
Output is correct |
43 |
Correct |
1 ms |
968 KB |
Output is correct |
44 |
Correct |
1 ms |
968 KB |
Output is correct |
45 |
Correct |
1 ms |
968 KB |
Output is correct |
46 |
Correct |
1 ms |
968 KB |
Output is correct |
47 |
Correct |
1 ms |
1032 KB |
Output is correct |
48 |
Correct |
1 ms |
968 KB |
Output is correct |
49 |
Correct |
1 ms |
968 KB |
Output is correct |
50 |
Correct |
1 ms |
1028 KB |
Output is correct |
51 |
Correct |
1 ms |
968 KB |
Output is correct |
52 |
Correct |
1 ms |
968 KB |
Output is correct |
53 |
Correct |
1 ms |
968 KB |
Output is correct |
54 |
Correct |
1 ms |
968 KB |
Output is correct |
55 |
Correct |
1 ms |
968 KB |
Output is correct |
56 |
Correct |
1 ms |
968 KB |
Output is correct |
57 |
Correct |
1 ms |
968 KB |
Output is correct |
58 |
Correct |
1 ms |
968 KB |
Output is correct |
59 |
Correct |
1 ms |
968 KB |
Output is correct |
60 |
Correct |
1 ms |
1088 KB |
Output is correct |
61 |
Correct |
2 ms |
968 KB |
Output is correct |
62 |
Correct |
2 ms |
968 KB |
Output is correct |
63 |
Correct |
1 ms |
968 KB |
Output is correct |
64 |
Correct |
1 ms |
968 KB |
Output is correct |
65 |
Correct |
1 ms |
968 KB |
Output is correct |
66 |
Correct |
1 ms |
1088 KB |
Output is correct |
67 |
Correct |
1 ms |
968 KB |
Output is correct |
68 |
Correct |
1 ms |
968 KB |
Output is correct |
69 |
Correct |
1 ms |
968 KB |
Output is correct |
70 |
Correct |
2 ms |
968 KB |
Output is correct |
71 |
Correct |
1 ms |
968 KB |
Output is correct |
72 |
Correct |
1 ms |
968 KB |
Output is correct |
73 |
Correct |
1 ms |
968 KB |
Output is correct |
74 |
Correct |
1 ms |
968 KB |
Output is correct |
75 |
Correct |
1 ms |
968 KB |
Output is correct |
76 |
Correct |
1 ms |
200 KB |
Output is correct |
77 |
Correct |
1 ms |
200 KB |
Output is correct |
78 |
Correct |
1 ms |
284 KB |
Output is correct |
79 |
Correct |
1 ms |
256 KB |
Output is correct |
80 |
Correct |
1 ms |
200 KB |
Output is correct |
81 |
Correct |
1 ms |
200 KB |
Output is correct |
82 |
Correct |
1 ms |
200 KB |
Output is correct |
83 |
Correct |
1 ms |
200 KB |
Output is correct |
84 |
Correct |
1 ms |
412 KB |
Output is correct |
85 |
Correct |
1 ms |
416 KB |
Output is correct |
86 |
Correct |
1 ms |
456 KB |
Output is correct |
87 |
Correct |
1 ms |
456 KB |
Output is correct |
88 |
Correct |
1 ms |
456 KB |
Output is correct |
89 |
Correct |
1 ms |
412 KB |
Output is correct |
90 |
Correct |
1 ms |
456 KB |
Output is correct |
91 |
Correct |
1 ms |
456 KB |
Output is correct |
92 |
Correct |
1 ms |
1056 KB |
Output is correct |
93 |
Correct |
2 ms |
968 KB |
Output is correct |
94 |
Correct |
2 ms |
1052 KB |
Output is correct |
95 |
Correct |
1 ms |
968 KB |
Output is correct |
96 |
Correct |
1 ms |
1040 KB |
Output is correct |
97 |
Correct |
1 ms |
968 KB |
Output is correct |
98 |
Correct |
1 ms |
1048 KB |
Output is correct |
99 |
Correct |
2 ms |
968 KB |
Output is correct |
100 |
Correct |
1 ms |
968 KB |
Output is correct |
101 |
Correct |
2 ms |
1052 KB |
Output is correct |
102 |
Correct |
1 ms |
1032 KB |
Output is correct |
103 |
Correct |
2 ms |
1040 KB |
Output is correct |
104 |
Correct |
1 ms |
1052 KB |
Output is correct |
105 |
Correct |
1 ms |
1048 KB |
Output is correct |
106 |
Correct |
2 ms |
968 KB |
Output is correct |
107 |
Correct |
1 ms |
968 KB |
Output is correct |
108 |
Correct |
1 ms |
1052 KB |
Output is correct |
109 |
Correct |
1 ms |
1044 KB |
Output is correct |
110 |
Correct |
1 ms |
1048 KB |
Output is correct |
111 |
Correct |
1 ms |
1048 KB |
Output is correct |
112 |
Correct |
2 ms |
968 KB |
Output is correct |
113 |
Correct |
1 ms |
1052 KB |
Output is correct |
114 |
Correct |
1 ms |
968 KB |
Output is correct |
115 |
Correct |
1 ms |
968 KB |
Output is correct |
116 |
Correct |
1 ms |
968 KB |
Output is correct |
117 |
Correct |
1 ms |
968 KB |
Output is correct |
118 |
Correct |
1 ms |
1052 KB |
Output is correct |
119 |
Correct |
1 ms |
968 KB |
Output is correct |
120 |
Correct |
1 ms |
968 KB |
Output is correct |
121 |
Correct |
2 ms |
1052 KB |
Output is correct |
122 |
Correct |
1 ms |
1036 KB |
Output is correct |
123 |
Correct |
1 ms |
1056 KB |
Output is correct |
124 |
Correct |
1 ms |
968 KB |
Output is correct |
125 |
Correct |
1 ms |
968 KB |
Output is correct |
126 |
Correct |
1 ms |
1028 KB |
Output is correct |
127 |
Correct |
2 ms |
1048 KB |
Output is correct |
128 |
Correct |
2 ms |
972 KB |
Output is correct |
129 |
Correct |
1 ms |
968 KB |
Output is correct |
130 |
Correct |
1 ms |
1044 KB |
Output is correct |
131 |
Correct |
2 ms |
1052 KB |
Output is correct |
132 |
Correct |
1 ms |
1096 KB |
Output is correct |
133 |
Correct |
1 ms |
968 KB |
Output is correct |
134 |
Correct |
2 ms |
1056 KB |
Output is correct |
135 |
Correct |
1 ms |
1060 KB |
Output is correct |