#include "biscuits.h"
#include<bits/stdc++.h>
using namespace std;
long long count_tastiness(long long x, std::vector<long long> a) {
int64_t counts =1;
/*int64_t covered = 0;
for (int64_t i =0;i<n;++i){
int64_t temp = pow(2,i)*arr[i];
counts+=(covered - temp)/pow(2,i);
covered = max(covered,temp);
}*/
vector<int64_t>arr(61,0);
int64_t sum=0;
for (int64_t i =0;i<a.size();++i){arr[i]=a[i];sum+=1LL<<i;}
for (int64_t i =1;i<=60;++i){
arr[i]+=arr[i-1]/2;
}
vector<int64_t>dp(62,0);
dp[0]=1;
a.resize(62,0);
for (int i =0;i<60;++i){
if (arr[i]<x){
dp[i+1]=dp[i];
continue;
}
int64_t temp =(arr[i]-a[i])/2;
dp[i+1]+=dp[i];
int64_t temp2 = max(x - a[i],0LL)*2;
for (int j =i-1;j>=0;--j){
if (arr[j]-temp2>=x){dp[i+1]+=dp[j];
temp2=max(0LL,x-a[j]+temp2)*2;
}
else temp2=max(0LL,temp2-a[j])*2;
//how to check whether it is possible to get this bit ??
}
if (temp2==0){
dp[i+1]++;
}
}
return dp[60];
}
Compilation message
biscuits.cpp: In function 'long long int count_tastiness(long long int, std::vector<long long int>)':
biscuits.cpp:14:21: warning: comparison of integer expressions of different signedness: 'int64_t' {aka 'long int'} and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
14 | for (int64_t i =0;i<a.size();++i){arr[i]=a[i];sum+=1LL<<i;}
| ~^~~~~~~~~
biscuits.cpp:26:11: warning: unused variable 'temp' [-Wunused-variable]
26 | int64_t temp =(arr[i]-a[i])/2;
| ^~~~
biscuits.cpp:5:10: warning: unused variable 'counts' [-Wunused-variable]
5 | int64_t counts =1;
| ^~~~~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
1 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
1 ms |
204 KB |
Output is correct |
6 |
Correct |
1 ms |
288 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
1 ms |
204 KB |
Output is correct |
9 |
Correct |
1 ms |
204 KB |
Output is correct |
10 |
Correct |
1 ms |
204 KB |
Output is correct |
11 |
Correct |
1 ms |
204 KB |
Output is correct |
12 |
Correct |
1 ms |
204 KB |
Output is correct |
13 |
Correct |
1 ms |
204 KB |
Output is correct |
14 |
Correct |
1 ms |
204 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
1 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
1 ms |
236 KB |
Output is correct |
6 |
Correct |
1 ms |
204 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
1 ms |
204 KB |
Output is correct |
9 |
Correct |
1 ms |
292 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
1 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
1 ms |
204 KB |
Output is correct |
6 |
Correct |
1 ms |
204 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
1 ms |
204 KB |
Output is correct |
9 |
Correct |
1 ms |
204 KB |
Output is correct |
10 |
Correct |
1 ms |
204 KB |
Output is correct |
11 |
Correct |
1 ms |
204 KB |
Output is correct |
12 |
Correct |
1 ms |
204 KB |
Output is correct |
13 |
Correct |
1 ms |
204 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
3 ms |
332 KB |
Output is correct |
2 |
Correct |
14 ms |
1188 KB |
Output is correct |
3 |
Correct |
15 ms |
1188 KB |
Output is correct |
4 |
Correct |
11 ms |
1100 KB |
Output is correct |
5 |
Correct |
11 ms |
1184 KB |
Output is correct |
6 |
Correct |
10 ms |
1100 KB |
Output is correct |
7 |
Correct |
10 ms |
1108 KB |
Output is correct |
8 |
Correct |
10 ms |
1100 KB |
Output is correct |
9 |
Correct |
10 ms |
1152 KB |
Output is correct |
10 |
Correct |
13 ms |
1100 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
1 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
1 ms |
204 KB |
Output is correct |
6 |
Correct |
1 ms |
288 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
1 ms |
204 KB |
Output is correct |
9 |
Correct |
1 ms |
204 KB |
Output is correct |
10 |
Correct |
1 ms |
204 KB |
Output is correct |
11 |
Correct |
1 ms |
204 KB |
Output is correct |
12 |
Correct |
1 ms |
204 KB |
Output is correct |
13 |
Correct |
1 ms |
204 KB |
Output is correct |
14 |
Correct |
1 ms |
204 KB |
Output is correct |
15 |
Correct |
1 ms |
204 KB |
Output is correct |
16 |
Correct |
1 ms |
204 KB |
Output is correct |
17 |
Correct |
1 ms |
204 KB |
Output is correct |
18 |
Correct |
1 ms |
204 KB |
Output is correct |
19 |
Correct |
1 ms |
236 KB |
Output is correct |
20 |
Correct |
1 ms |
204 KB |
Output is correct |
21 |
Correct |
1 ms |
204 KB |
Output is correct |
22 |
Correct |
1 ms |
204 KB |
Output is correct |
23 |
Correct |
1 ms |
292 KB |
Output is correct |
24 |
Correct |
1 ms |
204 KB |
Output is correct |
25 |
Correct |
1 ms |
204 KB |
Output is correct |
26 |
Correct |
1 ms |
204 KB |
Output is correct |
27 |
Correct |
1 ms |
204 KB |
Output is correct |
28 |
Correct |
1 ms |
204 KB |
Output is correct |
29 |
Correct |
1 ms |
204 KB |
Output is correct |
30 |
Correct |
1 ms |
204 KB |
Output is correct |
31 |
Correct |
1 ms |
204 KB |
Output is correct |
32 |
Correct |
1 ms |
204 KB |
Output is correct |
33 |
Correct |
1 ms |
204 KB |
Output is correct |
34 |
Correct |
1 ms |
204 KB |
Output is correct |
35 |
Correct |
1 ms |
204 KB |
Output is correct |
36 |
Correct |
1 ms |
204 KB |
Output is correct |
37 |
Correct |
3 ms |
332 KB |
Output is correct |
38 |
Correct |
14 ms |
1188 KB |
Output is correct |
39 |
Correct |
15 ms |
1188 KB |
Output is correct |
40 |
Correct |
11 ms |
1100 KB |
Output is correct |
41 |
Correct |
11 ms |
1184 KB |
Output is correct |
42 |
Correct |
10 ms |
1100 KB |
Output is correct |
43 |
Correct |
10 ms |
1108 KB |
Output is correct |
44 |
Correct |
10 ms |
1100 KB |
Output is correct |
45 |
Correct |
10 ms |
1152 KB |
Output is correct |
46 |
Correct |
13 ms |
1100 KB |
Output is correct |
47 |
Correct |
3 ms |
332 KB |
Output is correct |
48 |
Correct |
18 ms |
1228 KB |
Output is correct |
49 |
Correct |
6 ms |
336 KB |
Output is correct |
50 |
Correct |
13 ms |
1160 KB |
Output is correct |
51 |
Correct |
12 ms |
1328 KB |
Output is correct |
52 |
Correct |
2 ms |
332 KB |
Output is correct |
53 |
Correct |
9 ms |
1100 KB |
Output is correct |
54 |
Correct |
13 ms |
1100 KB |
Output is correct |
55 |
Correct |
12 ms |
1196 KB |
Output is correct |
56 |
Correct |
12 ms |
1100 KB |
Output is correct |
57 |
Correct |
12 ms |
1100 KB |
Output is correct |