Bit Spreading Interleave Bits with Zeros

Code

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

uint16_t spread_bits(uint8_t val) {

    // Your logic here
    uint16_t result=0;

    for(int i=0;i<8;i++){
        if(val%2==0){
            if(i!=7)result=result>>2;
        } 
        else{
            result|=(1<<14);
            if(i!=7)result=result>>2;
        }
        val/=2;
    }
    

    return result;
}

int main() {
    uint8_t val;
    scanf("%hhu", &val);

    uint16_t result = spread_bits(val);
    printf("%u", result);
    return 0;
}

Solving Approach

 

 

 

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Input

202

Expected Output

20548