Compress Interleaved Bits Reverse Bit Spreading

Code

#include <stdio.h>
#include <stdint.h>

uint8_t compress_bits(uint16_t val) {
    // Your logic here
    uint8_t ans=0;
    for(uint8_t i=0;i<8;i++)
    {
        uint8_t extract= (val >> (2*i)) & 1;
        ans |= (extract << i);
    }
    return ans;
}

int main() {
    uint16_t val;
    scanf("%hu", &val);

    uint8_t result = compress_bits(val);
    printf("%u", result);
    return 0;
}

Solving Approach

 

 

 

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Input

20548

Expected Output

202