Submission #1320727
Source Code Expand
#include <bits/stdc++.h> #define debug(x) cout << #x" = " << x; #define st first #define nd second #define all(x) (x).begin(), (x).end() using namespace std; using namespace placeholders; typedef long long ll; typedef unsigned long long ull; typedef pair<int, int> PII; typedef pair<ll, ll> PLL; template <class T> void mini(T &l, T r){l = min(l, r);} template <class T> void maxi(T &l, T r){l = max(l, r);} template <class TH> void _dbg(const char *sdbg, TH h){cerr << sdbg << "=" << h << "\n";} template <class TH, class ...TA> void _dbg(const char *sdbg, TH h, TA... a){ while (*sdbg != ',') cerr << *sdbg++; cerr << "=" << h << ","; _dbg(sdbg + 1, a...); } template <class T> ostream &operator <<(ostream &os, vector<T> V){ os << "["; for (auto vv: V) os << vv << ","; return os << "]"; } template <class L, class R> ostream &operator <<(ostream &os, pair<L, R> P){ return os << "(" << P.st << "," << P.nd << ")"; } #ifdef SFIC #define eput(...) _dbg(#__VA_ARGS__, __VA_ARGS__) #else #define eput(...) 218 #endif int main(){ ll a, b; scanf("%lld%lld", &a, &b); ll r = 1ll << 60; for (; ~(a ^ b) & r; r >>= 1); if (r){ a &= r - 1, b &= r - 1; b = r + (1ll << 64 - (b ? __builtin_clzll(b) : 64)) - 1; printf("%lld\n", b - a + 1 + (r - 1 - max(a - 1, b - r))); } else puts("1"); return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - A or...or B Problem |
User | sfiction |
Language | C++14 (GCC 5.4.1) |
Score | 900 |
Code Size | 1373 Byte |
Status | AC |
Exec Time | 1 ms |
Memory | 256 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:39:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%lld%lld", &a, &b); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 900 / 900 | ||||
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, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, 25.txt, 26.txt, 27.txt, 28.txt, 29.txt, 30.txt, 31.txt, 32.txt, 33.txt, 34.txt, 35.txt, 36.txt, 37.txt, 38.txt, 39.txt, 40.txt, 41.txt, 42.txt, 43.txt, 44.txt, 45.txt, 46.txt, 47.txt, 48.txt, 49.txt, 50.txt, 51.txt, 52.txt, 53.txt, 54.txt, 55.txt, 56.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 |
13.txt | AC | 1 ms | 256 KB |
14.txt | AC | 1 ms | 256 KB |
15.txt | AC | 1 ms | 256 KB |
16.txt | AC | 1 ms | 256 KB |
17.txt | AC | 1 ms | 256 KB |
18.txt | AC | 1 ms | 256 KB |
19.txt | AC | 1 ms | 256 KB |
20.txt | AC | 1 ms | 256 KB |
21.txt | AC | 1 ms | 256 KB |
22.txt | AC | 1 ms | 256 KB |
23.txt | AC | 1 ms | 256 KB |
24.txt | AC | 1 ms | 256 KB |
25.txt | AC | 1 ms | 256 KB |
26.txt | AC | 1 ms | 256 KB |
27.txt | AC | 1 ms | 256 KB |
28.txt | AC | 1 ms | 256 KB |
29.txt | AC | 1 ms | 256 KB |
30.txt | AC | 1 ms | 256 KB |
31.txt | AC | 1 ms | 256 KB |
32.txt | AC | 1 ms | 256 KB |
33.txt | AC | 1 ms | 256 KB |
34.txt | AC | 1 ms | 256 KB |
35.txt | AC | 1 ms | 256 KB |
36.txt | AC | 1 ms | 256 KB |
37.txt | AC | 1 ms | 256 KB |
38.txt | AC | 1 ms | 256 KB |
39.txt | AC | 1 ms | 256 KB |
40.txt | AC | 1 ms | 256 KB |
41.txt | AC | 1 ms | 256 KB |
42.txt | AC | 1 ms | 256 KB |
43.txt | AC | 1 ms | 256 KB |
44.txt | AC | 1 ms | 256 KB |
45.txt | AC | 1 ms | 256 KB |
46.txt | AC | 1 ms | 256 KB |
47.txt | AC | 1 ms | 256 KB |
48.txt | AC | 1 ms | 256 KB |
49.txt | AC | 1 ms | 256 KB |
50.txt | AC | 1 ms | 256 KB |
51.txt | AC | 1 ms | 256 KB |
52.txt | AC | 1 ms | 256 KB |
53.txt | AC | 1 ms | 256 KB |
54.txt | AC | 1 ms | 256 KB |
55.txt | AC | 1 ms | 256 KB |
56.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 |