April Fools Contest 2017, problem: (B) Kids’ Riddle Solution in C C/C++ Programming April 9, 2017 0 Admin #include<stdio.h> int main(void) { unsigned x, y, result = 0; scanf(“%u”, &x); do { y = x & 15; x >>= 4; if (y == 0 || y == 4 || y == 6 || … Continue