21 lines
351 B
C
21 lines
351 B
C
#include <stdio.h>
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/*
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* Simple hash function djb2, as in Daniel J. Berenstein.
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*/
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unsigned long djb2(const char *str) {
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unsigned long h = 5381;
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int c;
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while ((c = *str++)) h = ((h << 5) + h) + c; // h = h * 33 + c;
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return h;
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}
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int main(void) {
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char *a = "ABC";
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printf("Hash: %ld\n", djb2(a));
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return 0;
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}
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