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  1. #include <stdio.h>
  2. #include <string.h>
  3.  
  4. void removeWord(char * str, char * toRemove);
  5.  
  6. int main(){
  7.     char words[100];
  8.     char origional[100];
  9.     char removeword[100];
  10.     printf("Enter your sentence: ");
  11.     gets(words);
  12.     printf("Enter word to delete: ");
  13.     gets(removeword);
  14.     strcpy(origional, words);
  15.     removeWord(words, removeword);
  16.     printf("\nWord before deleting: %s", origional);
  17.     printf("\nWord after deleting: %s", words);
  18.  
  19. }
  20.  
  21. void removeWord(char * str, char * toRemove)
  22. {
  23.     int i, j, stringLen, toRemoveLen;
  24.     int found;
  25.  
  26.     stringLen   = strlen(str);
  27.     toRemoveLen = strlen(toRemove);
  28.  
  29.  
  30.     for(i=0; i <= stringLen - toRemoveLen; i++)
  31.     {
  32.         found = 1;
  33.         for(j=0; j<toRemoveLen; j++)
  34.         {
  35.             if(str[i + j] != toRemove[j])
  36.             {
  37.                 found = 0;
  38.                 break;
  39.             }
  40.         }
  41.  
  42.         if(str[i + j] != ' ' && str[i + j] != '\t' && str[i + j] != '\n' && str[i + j] != '\0')
  43.         {
  44.             found = 0;
  45.         }
  46.  
  47.  
  48.         if(found == 1)
  49.         {
  50.             for(j=i; j<=stringLen - toRemoveLen; j++)
  51.             {
  52.                 str[j] = str[j + toRemoveLen];
  53.             }
  54.  
  55.             stringLen = stringLen - toRemoveLen;
  56.  
  57.             i--;
  58.         }
  59.     }
  60. }
Success #stdin #stdout 0s 4452KB
comments (?)
stdin 
Hello there how are you?
how
stdout 
Enter your sentence: Enter word to delete: 
Word before deleting: Hello there how are you?
Word after deleting: Hello there  are you?
https://ideone.com/1eLmCg
https://stackoverflow.com/questions/50140482/remove-first-word-from-char-array-and-print-it-out-using-pointers-in-c
language:
C (gcc 8.3)
created:
7 years ago
visibility:
secret

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