17 lines
521 B
C
17 lines
521 B
C
#ifndef _PROJECTEULER_INCLUDED
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#define _PROJECTEULER_INCLUDED
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int is_prime(long int);
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long int lcmm(long int *values, int n);
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long int lcm(long int a, long int b);
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long int gcd(long int a, long int b);
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int *sieve(int n);
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int count_divisors(int n);
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void insertion_sort(void **array, int l, int r, int (*cmp)(void *lv, void *rv));
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void quick_sort(void **array, int l, int r, int (*cmp)(void *lv, void *rv));
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int is_palindrome(int num, int base);
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int is_pandigital(int value, int n);
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int is_pentagonal(long int n);
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#endif
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