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fix: int to int64 types

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This commit is contained in:
PraneethJain 2023-09-27 23:32:02 +05:30
parent ee93904001
commit bc702a4d59
1 changed files with 4 additions and 10 deletions
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14
math/binary_exponentiation.c
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@ -9,6 +9,7 @@
*/
#include <assert.h> // for assert()
#include <stdint.h> // for int64 types
#include <stdio.h> // for output
#include <stdlib.h> // for exit()
@ -18,18 +19,11 @@
* @param n - exponent
* @return a raised to the nth power
* @warning
* `int` can overflow very quickly.
* can overflow very quickly.
*/
int binary_exponentiation(int a, int n)
int64_t binary_exponentiation(int64_t a, uint64_t n)
{
// Check for negative exponent
if (n < 0)
{
fprintf(stderr, "Illegal exponent passed! n should be non negative.\n");
exit(EXIT_FAILURE);
}
int res = 1;
int64_t res = 1;
while (n > 0)
{
if (n % 2 == 1) // If the current bit is 1