Sha256: df98261769704b87e6c3e39f45143680248064d2a42efb4a3714cadda1f83eb5
Contents?: true
Size: 801 Bytes
Versions: 60
Compression:
Stored size: 801 Bytes
Contents
#include "palindrome_products.h"
#include <stdbool.h>
/* Return true if the product of a and b is a palindrome, false otherwise */
bool is_palindrome_product(int a, int b)
{
int ret = 0, prod = a * b;
while (prod) {
ret *= 10;
ret += prod % 10;
prod /= 10;
}
return (a * b) == ret;
}
product_t get_palindrome_product(int min, int max)
{
product_t ret;
ret.smallest = 0;
ret.largest = 0;
bool largest = false;
for (int i = min; i <= max; i++) {
for (int j = min; j <= max; j++) {
if (is_palindrome_product(i, j) == true) {
if (largest == false) {
ret.smallest = i * j;
largest = true;
} else {
ret.largest = i * j;
}
}
}
}
return ret;
}
Version data entries
60 entries across 60 versions & 1 rubygems