# include<iostream> # include<cstring> using namespace std; int main(){ int cnt=0,lenn,clen=0; string s; getline(cin,s); lenn=s.size(); for(int i=0;i<lenn;i++){ if(s[i]==' '&&clen!=0){ cnt++; clen=0; } if(s[i]!=' ') clen++; } if(s[lenn-1]!=' ')cnt++; cout<<cnt<<endl; return 0; }