C programming

CHALLENGE ACTIVITY 2.13.2: Outputting all combinations. Output all combinations of character variables a, b, and c, in the order shown below. If a = 'x', b = 'y, and c = '2', then the output is: xyz xzy yxz yzx zxy zyx Your code will be tested in three different programs, with a, b, c assigned with 'x, y, z, then with '#, '$%', then with '1 2,3 1 test passed A tests passed 1 #include 2 3 int main(void) { 4 char a; 5 char by 6 char c; 7 scanf("%c" &a); 9 scanf("%C 3 &b); 10 scanf("%c" &c); 11 12 printf(" "); 13 14 return; 15}