# include<iostream> # include<cstring> using namespace std; int main(){ string str; getline(cin,str); int cnt=0; //cout<<str[5]; for(int i=0;i<str.length();i++) { if(str[i]==' '&&cnt!=0) { cout<<cnt<<","; cnt=0; } if(str[i]!=' ') cnt++; } if (cnt!=0) cout<<cnt; return 0; }