Educational Codeforces Round 39 B Weird Subtraction Process

传送门

模拟，写的比较土，别吐槽

#include <bits/stdc++.h>
using namespace std;
typedef long long ll ;
typedef double    dl ;
#define INF 0x7fconst int  inf = 987654321;
const int sz = 1e6 + 5;
const int mod = 1e9 + 7;
const int sqrtn = 300;#define f(i,l,r) for(int i=l;i<=r;++i)
#define g(i,l,r) for(int i=l;i>=r;--i)
#define CLR(arr,val) memset(arr,val,sizeof(arr))
#define sz(a)   strlen(a)
#define FAST_IO ios::sync_with_stdio(false);cin.tie(0);#define lowbit(x) x&(-x)
#define X first
#define Y second #define pb push_back
#define pii pair<int,int>int dir[8][2]={{1,0},{-1,0},{0,1},{0,-1},{1,1},{1,-1},{-1,1},{-1,-1}};
ll a,b;void work()
{cin>>a>>b;while(1){if(a==0||b==0){break;}else{if(a>=2*b){a=a-a/(2*b)*(2*b);continue;}else{if(b>=2*a){b=b-b/(2*a)*(2*a);continue;}else{break;}}}}   cout<<a<<" "<<b<<endl;
}int main()
{FAST_IO ;freopen("in","r",stdin);freopen("out","w",stdout);work();return 0;
}

转载于:https://www.cnblogs.com/corx/p/8523835.html

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Educational Codeforces Round 39 B Weird Subtraction Process

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