#include <iostream> #include<string> #include<cstdio> using namespace std; int main() { char zifu[6000], c; int i, num = 0, word = 0; cin.getline(zifu, 100); for (i = 0; (c = zifu[i]) != '\0'; i++) { if (c == ' ') word = 0; else if (word == 0) { word = 1; num++; } } cout << num << endl; return 0; }