c program char str$1[75]$;

char str$2[75]$;

$//$reading two phrases as input from the user

gets$($str$1)$;

gets$($str$2)$;

$//$check if both the strigs are equal

if$($strcmp$($str$1,$str$2)==0)$

$\{$

printf$("$Both phrases match"$)$;

$\}$else if$($strstr$($str$2,$str$1))$

$\{$

$//$check if str$1$ is the substring of str$2$

printf$("$Phrase one is found within phrase two"$)$;

$\}$else if$($strstr$($str$1,$str$2))$

$\{$

$//$check if str$2$ is the substring of str$1$

printf$("$Phase two is found within phrase one"$)$;

$\}$else$\{$

$//$When none of the above cases is true

printf$("$No matches"$)$;

$\}$