import java.util.Scanner;
public class Main{
public static void main
(String args
[]){ Scanner sc
= new Scanner
(System.
in); int len = words.length();
int cnt = 0;
for(int i=0;i<len;i++) {
char word = words.charAt(i);
if(word == ' ')
cnt++;
}
sc.close();
}
}
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