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  1. #include<stdio.h>
  2. int isWhitespace(char c)
  3. {
  4.     if(c == ' ')
  5.         return 1;
  6.     else
  7.         return 0;
  8. }
  9. int main()
  10. {
  11.     char str[100];
  12.     int  W = 0, i;
  13.     printf("Enter String: \n");
  14.     gets(str);
  15.     for(i = 0;str[i] != '\0'; i++)
  16.     {
  17.         W=W+isWhitespace(str[i]);
  18.     }
  19.     printf("\nWhite spaces: %d",W);
  20.     return 0;
  21. }
Success #stdin #stdout 0.01s 5316KB
comments (?)
stdin
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hello world
stdout
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Enter String: 

White spaces: 1
https://ideone.com/9Zwdlo
language:
C (gcc 8.3)
created:
2 years ago
visibility:
public

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