Go: package main

import (
	"bufio"
	"fmt"
	"os"
	"strconv"
)

var scanner = bufio.NewScanner(os.Stdin)

func nextString() string {
	scanner.Scan()
	return scanner.Text()
}

func nextInt() (int, error) {
	return strconv.Atoi(nextString())
}

func gcd(x, y int) (int, int) {
	nSteps := 0
	for {
		if x < y {
			tmp := x
			x = y
			y = tmp
		}
		nSteps++
		if x%y == 0 {
			return nSteps, y
		}
		x = x % y
	}
}

func main() {
	scanner.Split(bufio.ScanWords)

	for {
		a, _ := nextInt()
		b, _ := nextInt()

		if a == 0 && b == 0 {
			break
		}

		nSteps, p := gcd(a, b)
		fmt.Println(p, nSteps)
	}
}

C++: #include <iostream>
#include <cstdio>

using namespace std;

int counter;

int gcd(int a, int b){
    
       if (b == 0) return a;
       counter++;
       return gcd(b, a%b);
   }

int main(void){
   int a, b;
   int tmp;
    if(a<b){
    tmp = a;
    a = b;
    b = tmp;
  }

    while(cin>>a>>b){
       if(a == 0 && b == 0)    return 0;
       counter = 0;
       cout<<gcd(a,b)<<" "<<counter<<endl;
    }
    return 0;
}

C++: #include <iostream>
#include <fstream>
#include <sstream>
#include <iomanip>
#include <complex>
#include <string>
#include <vector>
#include <list>
#include <deque>
#include <stack>
#include <queue>
#include <set>
#include <map>
#include <bitset>
#include <functional>
#include <utility>
#include <algorithm>
#include <numeric>
#include <typeinfo>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <cmath>
#include <climits>
#include <ctime>

using namespace std;

#define dump(n) cout<<"# "<<#n<<"="<<(n)<<endl
#define debug(n) cout<<__FILE__<<","<<__LINE__<<": #"<<#n<<"="<<(n)<<endl
#define repi(i,a,b) for(int i=int(a);i<int(b);i++)
#define rep(i,n) repi(i,0,n)
#define iter(c) __typeof((c).begin())
#define foreach(i,c) for(iter(c) i=(c).begin();i!=(c).end();i++)
#define allof(c) (c).begin(),(c).end()
#define mp make_pair

typedef unsigned int uint;
typedef long long ll;
typedef unsigned long long ull;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<string> vs;
typedef pair<int,int> pii;

pii gcd(int a,int b)
{
	if(b==0)
		return pii(a,0);
	pii res=gcd(b,a%b);
	res.second++;
	return res;
}

int main()
{
	for(int a,b;cin>>a>>b,a|b;){
		pii res=gcd(max(a,b),min(a,b));
		cout<<res.first<<" "<<res.second<<endl;
	}
	
	return 0;
}

C++: #include<bits/stdc++.h>
using namespace std;

int main(){
	while(1){
	int a,b,c;
	cin>>a>>b;
	if(a==0 && b==0){break;}
	c=0;
	int count=0;
	while(b!=0){
count++;
	c=a%b;
	a=c;
	swap(a,b);

	}
	cout<<a<<" "<<count<<endl;
	}
}

C++: #include <iostream>
#include <stdio.h>
using namespace std;
int main(){
	int x,y;
	while(1){
		cin>>x>>y;
		if(x==0 && y==0) break;
		int step=0;
		while(y!=0){
			x = x%y;
			int t =x;
			x = y;
			y = t;
			step++;
		}
		cout<<x<<" "<<step<<endl;
	}

	return 0;
}

C++: #include <cassert>
//PXjUXeZStdX
#include <cctype>
#include <cerrno>
#include <cfloat>
#include <ciso646>
#include <climits>
#include <clocale>
#include <cmath>
#include <csetjmp>
#include <csignal>
#include <cstdarg>
#include <cstddef>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <ctime>
#include <ccomplex>
#include <cfenv>
#include <cinttypes>
#include <cstdbool>
#include <cstdint>
#include <ctgmath>
#include <cwchar>
#include <cwctype>

// C++
#include <algorithm>
#include <bitset>
#include <complex>
#include <deque>
#include <exception>
#include <fstream>
#include <functional>
#include <iomanip>
#include <ios>
#include <iosfwd>
#include <iostream>
#include <istream>
#include <iterator>
#include <limits>
#include <list>
#include <locale>
#include <map>
#include <memory>
#include <new>
#include <numeric>
#include <ostream>
#include <queue>
#include <set>
#include <sstream>
#include <stack>
#include <stdexcept>
#include <streambuf>
#include <string>
#include <typeinfo>
#include <utility>
#include <valarray>
#include <vector>
#include <array>
#include <atomic>
#include <chrono>
#include <condition_variable>
#include <forward_list>
#include <future>
#include <initializer_list>
#include <mutex>
#include <random>
#include <ratio>
#include <regex>
#include <scoped_allocator>
#include <system_error>
#include <thread>
#include <tuple>
#include <typeindex>
#include <type_traits>
#include <unordered_map>
#include <unordered_set>
// #include <boost/foreach.hpp>
// #include <boost/range/algorithm.hpp>
#define rep(i,j,k) for(int i=(int)j;i<(int)k;i++)
#define ll long long
#define Sort(v) sort(all(v))
//#define INF 1e9
#define LINF (1LL<<40)
#define END return 0
#define pb push_back
#define se second
#define fi first
#define pb push_back
#define all(v) (v).begin() , (v).end()
#define MP make_pair
#define int long long
using namespace std;
int day[12]={31,28,31,30,31,30,31,31,30,31,30,31};
// int dx[]={0,1,0,-1};
// int dy[]={1,0,-1,0};
typedef pair<int,int> P;

const long long MOD=1000000007LL;
bool isupper(char c){if('A'<=c&&c<='Z')return 1;return 0;}
bool islower(char c){if('a'<=c&&c<='z')return 1;return 0;}
bool iskaibun(string s){for(int i=0;i<s.size()/2;i++)if(s[i]!=s[s.size()-i-1])return 0;return 1;}
bool isnumber(char c){return ('0'<=c&&c<='9');}
bool isalpha(char c){return (isupper(c)||islower(c));}

template<typename T> 
void print(vector<T> v){
    for(int i=0;i<v.size();i++){
        if(i)cout<<" ";
        cout<<v[i];
    }
    cout<<endl;
}
int INF=1e18;

template<typename T>
void printendl(vector<T> v){
    for(auto date:v)cout<<date<<endl;
}

template<typename T>
void printvv(vector<vector<T>> v){
    for(int i=0;i<v.size();i++){
        for(int j=0;j<v[i].size();j++){
            if(j)cout<<" ";
            cout<<v[i][j];
        }
        cout<<endl;
    }
}

int ans=0;
int gcd(int a,int b){
    ans++;
    if(a<b)swap(a,b);
    if(b==0)return a;
    else return gcd(b,a%b);
}

int powl(int n,int p){
    int ret=1;
    for(int i=0;i<p;i++)ret*=n;
    return ret;
}

struct Edge{
    int to,cost;
};

struct S{
    int score[3];
    char team;
};

signed main (){
    int a,b;
    while(cin>>a>>b){
        if(a+b==0)break;
        int g=gcd(a,b);
        cout<<g<<" "<<ans-1<<endl;
        ans=0;
    }


    

    

    


}

/*

*/

C++: #include <stdio.h>
#include <math.h>

int main(void) {
	int a, b, n;
	int x, step;
	for (;;) {
		scanf("%d", &a);
		scanf("%d", &b);
		if (a >= 2 && a <= (pow(2.0, 31.0) - 1) && b >= 2 && b <= (pow(2.0, 31.0) - 1)) {
			if (a < b) {
				x = a;
				a = b;
				b = x;
			}
			step = 1;
			if (a != 0 && b != 0) {
				while (a%b != 0) {
					x = a % b;
					a = b;
					b = x;
					step++;
				}
				printf("%d %d\n", b, step);
			}

			else break;
		}
		else break;
	}
		
		

		return 0;
}

C++: #include <iostream>
#include <cstdio>

using namespace std;

int counter;

int gcd(int a, int b){
    int tmp;
    if(a<b){
    tmp = a;
    a = b;
    b = tmp;
  }
       if (b == 0) return a;
       counter++;
       return gcd(b, a%b);
   }

int main(void){
   int a, b;
   

    while(cin>>a>>b){
       if(a == 0 && b == 0)    return 0;
       counter = 0;
       cout<<gcd(a,b)<<" "<<counter<<endl;
    }
    return 0;
}

C++: #include <iostream>
using namespace std;

int main(){
    long int cnt;
    unsigned long long a,b;
    unsigned long long x,y,q,r;
    while(1){
        cnt = 0;
        cin >> x >> y;
        if(x == 0 && y == 0) break;
        a = x;
        b = y;
        while(1){
            q = x/y;
            r = x -q*y;
            cnt++;
            if(r == 0) break;
            x = y;
            y = r;
        }
        cout << y << " " << cnt << endl;
    }
}

C++: #include<bits/stdc++.h>
using namespace std;

int main(){
	while(1){
	int a,b,c;
	cin>>a>>b;
	if(a==0 && b==0){break;}
	c=0;
	int count=0;
	while(b!=0){
	c=a%b;
	a=c;
	swap(a,b);

	count++;
	}
	cout<<a<<" "<<count<<endl;
	}
}