#include "biscuits.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef vector<ll> vl;
#define sz(x) (int)(x).size()
#define pb push_back
int k;
vl a;
ll x;
ll tpow[64];
bool possible(ll y){
vl A = a;
for(int i = 0; i <= 59; i++){
if((y>>i)&1){
A[i]-=x;
}
if(A[i] < 0) return 0;
if(i+1 < 60){
A[i+1]+=A[i]/2;
}
}
//cout << y << "\n";
return 1;
}
ll solveCase1(){
while(sz(a) < 60){
a.pb(0);
}
int ans = 0;
for(int y = 0; y <= 100000; y++){
if(possible(y)){
ans++;
}
}
return ans;
}
ll restr[62];
ll dp[62];
ll getDP(ll v, int bitnum){
// if(v != 0 && 63- __builtin_clzll(v) > bitnum){
// cout << v << " " << bitnum << "\n";
// }
assert(v == 0 || 63- __builtin_clzll(v) <= bitnum);
assert(v >= 0);
if(v == 0){
return 1;
}
if(bitnum == 0){
if(v == 0){
return 1;
}
else if(v == 1){
return dp[bitnum];
}
assert(false);
}
if(v < tpow[bitnum]){
return getDP(v, bitnum-1);
}
if(restr[bitnum] < tpow[bitnum]){
return getDP(restr[bitnum], bitnum-1);
}
return dp[bitnum-1]+getDP(min(v-tpow[bitnum], restr[bitnum]-tpow[bitnum]), bitnum-1);
}
ll count_tastiness(ll _x, vl _a) {
x = _x;
a = _a;
while(sz(a) < 62){
a.pb(0);
}
k = sz(a);
tpow[0] = 1;
for(int i = 1; i < 64; i++){
tpow[i] = tpow[i-1]*2;
}
// bool CASE1 = 1;
// if(CASE1){
// return solveCase1();
// }
restr[0] = a[0];
for(int i = 1; i <= 61; i++){
restr[i] = restr[i-1]+tpow[i]*a[i];
}
for(int i = 0; i <= 61; i++){
restr[i]/=x;
}
if(restr[0] >= 1){
dp[0] = 2;
}
else{
dp[0] = 1;
}
for(int i = 1; i <= 61; i++){
dp[i] = getDP(tpow[i+1]-1, i);
}
//assert(solveCase1() == dp[59]);
assert(dp[59] == dp[60] && dp[60] == dp[61]);
return dp[59];
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 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 |
| # |
Verdict |
Execution time |
Memory |
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 |
| # |
Verdict |
Execution time |
Memory |
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 |
2 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 |
2 ms |
372 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
11 ms |
492 KB |
Output is correct |
| 2 |
Correct |
18 ms |
876 KB |
Output is correct |
| 3 |
Correct |
17 ms |
1260 KB |
Output is correct |
| 4 |
Correct |
18 ms |
1260 KB |
Output is correct |
| 5 |
Correct |
19 ms |
1260 KB |
Output is correct |
| 6 |
Correct |
18 ms |
1132 KB |
Output is correct |
| 7 |
Correct |
17 ms |
1260 KB |
Output is correct |
| 8 |
Correct |
17 ms |
1132 KB |
Output is correct |
| 9 |
Correct |
18 ms |
1260 KB |
Output is correct |
| 10 |
Correct |
17 ms |
1260 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 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 |
364 KB |
Output is correct |
| 16 |
Correct |
1 ms |
364 KB |
Output is correct |
| 17 |
Correct |
1 ms |
364 KB |
Output is correct |
| 18 |
Correct |
1 ms |
364 KB |
Output is correct |
| 19 |
Correct |
1 ms |
364 KB |
Output is correct |
| 20 |
Correct |
1 ms |
364 KB |
Output is correct |
| 21 |
Correct |
1 ms |
364 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 |
364 KB |
Output is correct |
| 26 |
Correct |
1 ms |
364 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 |
2 ms |
364 KB |
Output is correct |
| 32 |
Correct |
1 ms |
364 KB |
Output is correct |
| 33 |
Correct |
1 ms |
364 KB |
Output is correct |
| 34 |
Correct |
1 ms |
364 KB |
Output is correct |
| 35 |
Correct |
1 ms |
364 KB |
Output is correct |
| 36 |
Correct |
2 ms |
372 KB |
Output is correct |
| 37 |
Correct |
11 ms |
492 KB |
Output is correct |
| 38 |
Correct |
18 ms |
876 KB |
Output is correct |
| 39 |
Correct |
17 ms |
1260 KB |
Output is correct |
| 40 |
Correct |
18 ms |
1260 KB |
Output is correct |
| 41 |
Correct |
19 ms |
1260 KB |
Output is correct |
| 42 |
Correct |
18 ms |
1132 KB |
Output is correct |
| 43 |
Correct |
17 ms |
1260 KB |
Output is correct |
| 44 |
Correct |
17 ms |
1132 KB |
Output is correct |
| 45 |
Correct |
18 ms |
1260 KB |
Output is correct |
| 46 |
Correct |
17 ms |
1260 KB |
Output is correct |
| 47 |
Correct |
10 ms |
492 KB |
Output is correct |
| 48 |
Correct |
21 ms |
1388 KB |
Output is correct |
| 49 |
Correct |
12 ms |
492 KB |
Output is correct |
| 50 |
Correct |
22 ms |
1260 KB |
Output is correct |
| 51 |
Correct |
14 ms |
1388 KB |
Output is correct |
| 52 |
Correct |
8 ms |
512 KB |
Output is correct |
| 53 |
Correct |
13 ms |
1132 KB |
Output is correct |
| 54 |
Correct |
20 ms |
1260 KB |
Output is correct |
| 55 |
Correct |
21 ms |
1388 KB |
Output is correct |
| 56 |
Correct |
20 ms |
1260 KB |
Output is correct |
| 57 |
Correct |
20 ms |
1260 KB |
Output is correct |
