Submission #3788671
Source Code Expand
// Header {{{ #include <bits/stdc++.h> using namespace std; template<typename T> using reversed_priority_queue = std::priority_queue<T, std::vector<T>, std::greater<T> >; typedef unsigned long long int ull; typedef long long int ll; #define rep(i,a,b) for (ll i=(a); i<(b); i++) typedef pair<ll,ll> PLL; // }}} ull x,y; bool f(ll n){ // return x*pow(2,n-1) <= y; return x * (1ULL<<(n-1)) <= y; } signed main() { cin>>x>>y; ll L=1, R=63; while(L+1<R){ ll M = (L+R)/2; if (f(M)){ L=M; }else{ R=M; } } cout<<L<<endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | C - Multiple Gift |
User | bobuhiro11 |
Language | C++14 (GCC 5.4.1) |
Score | 300 |
Code Size | 651 Byte |
Status | AC |
Exec Time | 1 ms |
Memory | 256 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 300 / 300 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | s1.txt, s2.txt, s3.txt |
All | 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, s1.txt, s2.txt, s3.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01.txt | AC | 1 ms | 256 KB |
02.txt | AC | 1 ms | 256 KB |
03.txt | AC | 1 ms | 256 KB |
04.txt | AC | 1 ms | 256 KB |
05.txt | AC | 1 ms | 256 KB |
06.txt | AC | 1 ms | 256 KB |
07.txt | AC | 1 ms | 256 KB |
08.txt | AC | 1 ms | 256 KB |
09.txt | AC | 1 ms | 256 KB |
10.txt | AC | 1 ms | 256 KB |
11.txt | AC | 1 ms | 256 KB |
12.txt | AC | 1 ms | 256 KB |
s1.txt | AC | 1 ms | 256 KB |
s2.txt | AC | 1 ms | 256 KB |
s3.txt | AC | 1 ms | 256 KB |