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November 30, 2017 14:05
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Select k-th (from LSB) radix of the number.
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// Select k-th (from LSB) radix of the number. | |
// Author: dfukunaga (https://github.com/dfukunaga) | |
int radix1bit(int number, int k) { | |
return (number >> k) & 0b1; | |
} | |
int radix4bit(int number, int k) { | |
return (number >> (k << 2)) & 0xF; | |
} | |
int radix8bit(int number, int k) { | |
return (number >> (k << 3)) & 0xFF; | |
} | |
#include <stdio.h> | |
int main() { | |
int num1 = 0b1010; | |
for (int i = 0; i < 4; ++i) printf("%d\n", radix1bit(num1, i)); | |
int num2 = 0x1234; | |
for (int i = 0; i < 4; ++i) printf("%d\n", radix4bit(num2, i)); | |
int num3 = 0x1234ABCD; | |
for (int i = 0; i < 4; ++i) printf("%d\n", radix8bit(num3, i)); | |
return 0; | |
} |
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