# include<iostream> using namespace std; int main(){ string a; int cnt=0, l, c=0; getline(cin, a); l = a.size(); for(int i = 0; i <= l; i++){ if(a[i]!=32)cnt++; else if(cnt>0){ if(c>0)cout<<","; cout<<cnt; cnt=0; c++; } } if(cnt-1>0)cout<<","<<cnt-1; return 0; }