#include <stdio.h>
#include <string.h>

#define N 5010

char s[N];

int main()
{
    gets(s);

    int cnt = 0;
    for (int i = 0; i < strlen(s); i ++ )
    {
        if (s[i] != ' ') cnt ++ ;
        else cnt = 0;
    }
    
    printf("%d", cnt);
    
    return 0;
}