Code:
#include
#include
void main()
{
char string[25], reverse_string[25] = {'\0'};
int i, length = 0, flag = 0;
fflush(stdin);
printf("Enter a string \n");
gets(string);
/* keep going through each character of the string till its end */
for (i = 0; string[i] != '\0'; i++)
{
length++;
}
for (i = length - 1; i >= 0; i--)
{
reverse_string[length - i - 1] = string[i];
}
/*
* Compare the input string and its reverse. If both are equal
* then the input string is palindrome.
*/
for (i = 0; i < length; i++)
{
if (reverse_string[i] == string[i])
flag = 1;
else
flag = 0;
}
if (flag == 1)
printf("%s is a palindrome \n", string);
else
printf("%s is not a palindrome \n", string);
}
Output:
Enter a string
ExecuteCodes
ExecuteCodes is not a palindrome
Enter a string
malayalam
malayalam is a palindrome
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