# include<iostream> # include<cstring> # include<cstdio> using namespace std; int main(){ char a[1001]; cin>>a; int s=0; for(int i=0;i<strlen(a);i++){ if(a[i]!=' '){ s++; }else{ if(s>0){ cout<<s<<","; } s=0;} }cout<<s; return 0; }