Calculates the length of the last word in a string, separated by spaces

Title Description :
Calculate the length of the last word in the string , Words are separated by spaces .

Input description :
The input line , Represents the string to be evaluated , Non empty , The length is less than 5000.

Output description :
Output an integer , Represents the length of the last word of the input string .

1| Input 
2|hello nowcoder
3| Output 
4|8

Positive order ergodic ,count Count letters , Space encountered , Recount .

#include<stdio.h>
#include<string.h>
int main(int argc, char const *argv[])
{
    
    char str[101];
    fgets(str,sizeof(str),stdin);
    int len,i,count=0;//count For counter 
    len=strlen(str);
    for(i=0;i<len-1;i++)
    {
    
        ++count;
        if(str[i]==' ')// Encountering spaces, count again 
        {
    
            count=0;
        }
    }
    printf("%d\n",count);
    return 0;
}