Question

write a simple algorithm and program in C that outputs every sub string of length 2 from a given input string of length p where p>2?

Thank you

Answer 1

#include <stdio.h>

int main() {
    char str[100];
    int i = 0;
    printf("Enter a word: ");
    scanf("%s", str);
    while (str[i]) {
        if (str[i+1])
            printf("%c%c\n", str[i], str[i+1]);
        i++;
    }
    return 0;
}