⚔️Ex 3 (Linux)

File .c

#include <stdio.h>
#include <string.h>

int main()
{
    char buffer[20];
    char sub_buf[10];
    printf("Enter strings: ");
    gets(buffer);
    printf("Enter sub-strings: ");
    gets(sub_buf);
    
    int k = 0, count = 0, store = 0, i = 0;
    while(i < strlen(buffer)){
        if(buffer[i] == sub_buf[k]){
            count++;
            if(count == strlen(sub_buf)){
                store = i;
                break;
            }
            k++;
        }else{
            count = 0;
        }
        i++;
    }
    if(count == strlen(sub_buf)){
        printf("Location: [%d]", store - k);
    }else{
        printf("Location: [none]");
    }
    return 0;
}