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 res=0;
    for(int i=0; i<8; i++)
    {
        res |= ((val>>i)&0x01)<<(i*2);
        // printf("val=%d i=%d res=%d \n",val,i,res);
        // if(i==1)
        // return 0;
    }
    return res;
}

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