# include<iostream> # include<cstdio> using namespace std; int main(){ string a; getline(cin,a); int b=a.length(),c=0; for(int i=0;i<b;i++){ if(a[i]==' '&&a[i+1]!=' '&&a[i-1]!=0) c++; } cout<<c+1; return 0; }