15 lines
266 B
C
15 lines
266 B
C
#include <minix/sysutil.h>
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u32_t sqrt_approx(u32_t in)
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{
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int b, v = 0;
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for(b = (sizeof(in)*8)/2-1; b >= 0; b--) {
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u32_t n = v | (1UL << b);
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if(n*n <= in)
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v = n;
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}
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return v;
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}
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