Submission #2238938
Source Code Expand
#include <bits/stdc++.h> #define rep(i,a,b) for(int i=a;i<(b);i++) #define erep(i,a,b) for(int i=a;i<=(int)(b);i++) #define per(i,a,b) for(int i=(b)-1;i>(a);i--) #define eper(i,a,b) for(int i=((int)(a));i>=b;i--) #define pb push_back #define mp make_pair #define INF (1<<30)-1 #define MOD 1000000007 using namespace std; typedef long long ll; int dy[]={0, 0, 1, -1}; int dx[]={1, -1, 0, 0}; int gcd(int a,int b){return b?gcd(b,a%b):a;} int lcm(int a,int b){return a/gcd(a, b)*b;} ll a[3]; ll ans = 0; int main() { ios::sync_with_stdio ( false ); cin.tie ( 0 ); cin >> a[0] >> a[1] >> a[2]; while (1) { if (a[0] == a[1] && a[1] == a[2] && a[0] % 2 == 0) { cout << -1 << endl; return 0; } if (a[0]%2 || a[1]%2 || a[2]%2) break; ll pa = a[0], pb = a[1], pc = a[2]; a[0] = (pb+pc)/2; a[1] = (pa+pc)/2; a[2] = (pa+pb)/2; ans++; } printf("%lld\n", ans); return 0; }
Submission Info
Submission Time | |
---|---|
Task | A - Cookie Exchanges |
User | kage |
Language | C++14 (GCC 5.4.1) |
Score | 300 |
Code Size | 974 Byte |
Status | AC |
Exec Time | 1 ms |
Memory | 256 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 300 / 300 | ||||
Status |
|
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Set Name | Test Cases |
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Sample | sample1.txt, sample2.txt, sample3.txt |
All | sample1.txt, sample2.txt, sample3.txt, in1.txt, in10.txt, in11.txt, in2.txt, in3.txt, in4.txt, in5.txt, in6.txt, in7.txt, in8.txt, in9.txt, sample1.txt, sample2.txt, sample3.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
in1.txt | AC | 1 ms | 256 KB |
in10.txt | AC | 1 ms | 256 KB |
in11.txt | AC | 1 ms | 256 KB |
in2.txt | AC | 1 ms | 256 KB |
in3.txt | AC | 1 ms | 256 KB |
in4.txt | AC | 1 ms | 256 KB |
in5.txt | AC | 1 ms | 256 KB |
in6.txt | AC | 1 ms | 256 KB |
in7.txt | AC | 1 ms | 256 KB |
in8.txt | AC | 1 ms | 256 KB |
in9.txt | AC | 1 ms | 256 KB |
sample1.txt | AC | 1 ms | 256 KB |
sample2.txt | AC | 1 ms | 256 KB |
sample3.txt | AC | 1 ms | 256 KB |