// Slower C++ solution:
#define SORT(v) sort(v.begin(), v.end())

#include "iostream"

#include "map"

#include "vector"

#include <stack>

#include "cstdlib"

#include <algorithm>

#include <cstdarg>

// #include "ane.cpp"



#define INF (int)1e9

#define NMAX 200

#define MMAX 200

#define MOD 100000

using namespace std;



// コメントアウトするとdb_printf()を実行しない

#define DEBUG

// デバッグ用printf

void db_printf(const char* format, ...){

    #ifndef DEBUG

    return;

    #endif

    va_list arg;

    va_start(arg, format);

    vprintf(format, arg);  // コンソールに出力

    va_end(arg);

}

// n次元配列の初期化。第２引数の型のサイズごとに初期化していく。

template<typename A, size_t N, typename T>

void Fill(A (&array)[N], const T &val){

    std::fill( (T*)array, (T*)(array+N), val );

}

typedef pair<int, int> P;



int N,M,dp[NMAX][MMAX] = {};

string s;



static const int di[] = {-1, 0, 1, -1, 1, -1, 0, 1};

static const int dj[] = {-1, -1, -1, 0, 0, 1, 1, 1};



int ans = 0;



void solve(){

    // 解答アルゴリズム

    for (int i = 0; i < s.size(); ++i)

    {

        if (s[i] == ',')

        {

            s[i] = ' ';

        }

    }

}

void debug(){

    // デバッグ用出力

}

void answer(){

    // 解答出力

    cout << s << endl;

}

int main(int argc, char const *argv[])

{

    // 入力の読み込み，番兵法

    ios::sync_with_stdio(false);



    Fill(dp, -1);



    cin >> s;

    solve();

    #ifdef DEBUG

    debug();

    #endif

    answer();



    return 0;

}

// Faster C++ solution for the same problem (measured speedup: 1.1723131388286034x):
#define SORT(v) sort(begin(v), end(v))

#define FIND(v,x) find(begin(v), end(v), (x))

#include <iostream>

#include <vector>

#include <queue>

#include <deque>

#include <stack>

#include <map>

#include <algorithm>

#include <cstdlib>

#include <cstdarg>

#include <cstdio>

#include <cmath>

#include <numeric>

#include <utility>



// #include "ane.cpp"



#define INF (int)1e9

#define INFLL (long long)1e18

#define NMAX 100005

#define MMAX 100005

#define MOD 100000

using namespace std;



// コメントアウトするとdebug()を実行しない

#define DEBUG

 









//

//  ライブラリ

//



// frequent used aliases

typedef long long ll;

typedef pair<int, int> p;

typedef pair<ll, int> lp;

typedef pair<ll, ll> llp;

typedef vector<int> vec;

typedef vector<vec> mat;



// frequent used constants

static const int di[] = {-1, 0, 1, -1, 1, -1, 0, 1};

static const int dj[] = {-1, -1, -1, 0, 0, 1, 1, 1};



// デバッグ用printf

void debug(const char* format, ...){

    #ifndef DEBUG

    return;

    #endif

    va_list arg;

    va_start(arg, format);

    vprintf(format, arg);  // コンソールに出力

    va_end(arg);

}



// n次元配列の初期化。第２引数の型のサイズごとに初期化していく。

template<typename A, size_t N, typename T>

void Fill(A (&array)[N], const T &val){

    std::fill( (T*)array, (T*)(array+N), val );

}



// Union-Find Tree

class UnionFindTree{

    struct node{

        int par;

    };

    std::vector<node> T;



    public:

    void init(int num){

        T.resize(num+1);    // ignore T[0]

        for (int i = 1; i <= num; ++i)

        {

            T[i].par = i;

        }

    }

    void unite(int x, int y){

        T[find(y)].par = find(x);

    }

    int find(int x){

        if (T[x].par == x) return x;

        else return T[x].par = find(T[x].par);

    }

    bool same(int x, int y){

        return find(x) == find(y);

    }

};



// Segment Tree for Range Minimum Query

    // **********************************************************

    // *** important: all functions' variable,                ***

    // *** such as "index", "l", "r", etc., must be 0-origin. ***

    // **********************************************************

    // ********************************************

    // *** important: NMAX must be power of 2. ***

    // ********************************************

template<typename T>

class SegmentTree{

    private:

    ll N;

    T INF_VAL;

    T dat[NMAX * 2]; // 0 origin, A[i] = dat[i + N]



    T _query(ll l, ll r, ll l_resp, ll r_resp, ll i_dat){

        debug("query(%lld, %lld, %lld, %lld, %lld) called\n",

            l, r, l_resp, r_resp, i_dat);

        if (r < l_resp || r_resp < l) return INF_VAL;

        else if(l <= l_resp && r_resp <= r) return dat[i_dat];

        else return min(_query(l ,r, l_resp, (l_resp + r_resp) / 2, i_dat * 2),

                        _query(l, r, (l_resp + r_resp) / 2 + 1, r_resp, i_dat * 2 + 1));

    }



    public:

    void init(ll _N, T _inf_val){

        N = 1; while(N < _N) N *= 2;

        INF_VAL = _inf_val;

        Fill(dat, _inf_val);

    }

    T get(ll index){

        return dat[index + N];

    }

    void set(int index, T val){

        int i_dat = index + N;

        dat[i_dat] = val;

        for (i_dat /= 2; i_dat > 0; i_dat /= 2)

        {

            dat[i_dat] = min(dat[i_dat * 2], dat[i_dat * 2 + 1]);

        }

    }

    T query(ll l, ll r){

        return _query(l, r, 0, N - 1, 1);

    }

    void dump(){

        cout << "*** SegTree dump begin ***\n";

        cout << "N = " << N << ", INF_VAL = " << INF_VAL << endl;

        for (int i = 1; i < N * 2; i *= 2)

        {

            for (int j = i; j < i * 2; ++j)

            {

                if(dat[j] == INF_VAL) cout << "INF ";

                else cout << dat[j] << " ";

            }

            cout << endl;

        }

        cout << "*** SegTree dump end ***\n";

    }

};



// Binary Indexed Tree for Range Sum Query

    // *******************************************

    // *** important: all functions' variable, ***

    // *** such as "i", must be 1-origin.      ***

    // *******************************************

template<typename T>

class BinaryIndexedTree{

    private:

    ll N;

    T dat[NMAX + 1]; // 1 origin, A[i] = sum(i) - sum(i-1)



    public:

    void init(ll _N){

        N = _N;

        Fill(dat, 0);

    }

    void add(int i, T val){

        while(i <= N) {

            dat[i] += val;

            i += i & -i;

        }

    }

    T sum(ll i){

        T ret = 0;

        while(i > 0) {

            ret += dat[i];

            i -= i & -i; // set last HIGH bit to LOW

        }

        return ret;

    }

    T sum(ll left, ll right){

        return sum(right) - sum(left - 1);

    }

    void dump(){

        cout << "*** BITree dump begin ***\n";

        cout << "N = " << N << endl;

        for (int i = 1; i <= N; i *= 2)

        {

            cout << dat[i] << " ";

        }

        cout << "*** BITree dump end ***\n";

    }

};



//

// ライブラリ終了

//















ll N,M,K,A,B,C,D,E;

int dp[NMAX] = {};

string S;

ll ans = 0;



void solve(){

    // 解答アルゴリズム

    for(auto&& i : S) {

        if (i ==  ',')

        {

            i = ' ';

        }

    }

}

void debug(){

    // デバッグ用出力

}

void answer(){

    // 解答出力

    cout << S << endl;

}

int main(int argc, char const *argv[])

{

    // 入力の読み込み，番兵法



    // Fill(dp, -1);

    cin >> S;

    solve();

    #ifdef DEBUG

    debug();

    #endif

    answer();



    return 0;

}