23 lines
425 B
C
23 lines
425 B
C
#include <stdio.h>
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#include <stdlib.h>
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#include <err.h>
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#include "divisor_sum.h"
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#include "../isqrt/isqrt.h"
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int main(int argc, char** argv)
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{
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if(argc != 2)
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{
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errx(1, "Error");
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return 1;
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}
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unsigned long param = strtoul(argv[1],NULL, 10);
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if(param == 0)
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{
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errx(1,"Error");
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return 1;
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}
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printf("divisor_sum(%lu) = %lu", param,divisor_sum(param));
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return 0;
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}
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