#include<iostream> #include<cstring> using namespace std; char a[1001]; int main(){ cin.getline(a,1001); int q=strlen(a); int sum=0,x=0; for(int i=0;i<len;i++){ if(a[i]==' '){ sum++; }else{ if(a[i]==' ' && sum!=0){ if(x==1){ cout<<sum; sum=0; x=0; }else{ cout<<","<<sum; sum=0; } } } } cout<<","<<sum; return 0; }