#include <stdio.h> #include <stdint.h> uint8_t count_set_bits(uint8_t reg) { // Your code here uint8_t cnt=0; for(uint8_t i=0;i<=7;i++){ if(i==0){ reg==reg>>0; }else{ reg= reg >>1;} uint8_t x = reg & 1; // without all this lines simply can we do if((reg>>i) & 1) if(x==1){ cnt++; } } return cnt; } int main() { uint8_t reg; scanf("%hhu", ®); printf("%u", count_set_bits(reg)); return 0; }
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