#include "stdio.h"
#include "conio.h"
#include "string.h"
void main()
{
 int matchany(char str1[],char str2[]);//function declaration
 char str1[50],str2[50];
 int s;
 clrscr();
 printf("Enter string 1 and string 2\n");
 scanf("%s%s",&str1,&str2);
 s=matchany(str1,str2);
 if(s==-1)
 printf("\nNo match found");
 else
 printf("\nThe location where the first match occured is %d",s);
 getch();
}

int matchany(char str1[],char str2[])
{
 int i,j;
 for(i=0;i<strlen(str2);i++)
 {
  for(j=0;j<strlen(str1);j++)
  {
   if(str2[i]==str1[j])
   {
    return j+1;
   }
  }
 }
 return -1;
}

output 1:

Enter string 1 and string 2
hello
world
The location where the first match occured is 5  

Output 2:

Enter string 1 and string 2
ice
smooth
No match found

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