check if the c code is a palindrome
#include <stdio.h>
#include <string.h>
int main(){
char string1[20];
int i, length;
int flag = 0;
printf("Enter a string:");
scanf("%s", string1);
length = strlen(string1);
for(i=0;i < length ;i++){
if(string1[i] != string1[length-i-1]){
flag = 1;
break;
}
}
if (flag) {
printf("%s is not a palindrome", string1);
}
else {
printf("%s is a palindrome", string1);
}
return 0;
}