Word index 1

• Problem Description

  
  Write a C program to find the first occurrence of word in a string using loop
  
  Refer sample Input and Output:
  Example 1: 
  srm university
  university
  Output 1: university is found at 4
  
  The String university is found at string index 4. Array Index starts from 0
  
  Example 2:
  srm university
  universit
  
  Output 2:
  universit is not found
  

• CODING ARENA

• #include <stdio.h>

  #include <string.h>

  #define MAX_SIZE 100

  
  

  int main()

  {

      char str[MAX_SIZE];

      char word[MAX_SIZE];

      int i, j, found;

      int strLen, wordLen;

  
  

  
  

      scanf("%[^\n]%*c",str);

      scanf("%s",word);

  
  

      strLen  = strlen(str);  

      wordLen = strlen(word); 

  
  

  
  

      for(i=0; i<strLen; i++)

      {

  
  

          found = 1;

          for(j=0; j<wordLen; j++)

          {

         

              if(str[i + j] != word[j])

              {

                  found = 0;

                  break;

              }

          }

  
  

  
  

          if(found == 1)

          {

              printf("%s is found at %d\n",word,i);

          }

      }

  
  

      return 0;

  }

• Test Case 1

  
  Input (stdin)

  srm apple lab in UB block
  
  apple
  
  

  Expected Output

  apple is found at 4

• Test Case 2

  
  Input (stdin)

  srm applelab in UB block
  
  lab
  
  

  Expected Output

  lab is found at 9