Program 307: Display Occurrence of Word in the given String using Library Functions

Program 307: Display Occurrence of Word in the given String using Library Functions
 

#include<stdio.h>
#include<string.h>
main()
{
 int i,len,sublen,count=0;
 char str[100],substr[20],tempstr[20];
 printf("Enter String\n");
 gets(str);
 printf("Enter substring to find Occurances\n");
 gets(substr);
 len=strlen(str);
 sublen=strlen(substr);
 if(len>=sublen)
 {
  for(i=0;i<len;i++)
  {
   strncpy(tempstr,str+i,sublen);
   tempstr[sublen]='\0';
   if(strcmp(substr,tempstr)==0)
       count++;
  }
  printf("Given Substring Occured %d times\n",count);
 }
 else
 {
  printf("Entered SubString is More then given String\n");
 }
    
}

Explanation:

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Output: