Please help me understand what I am doing wrong here..

Output all combinations of character variables a, b, and c, in the order shown below. If a ='X', b ='y, and c = 'z', 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 '#'S','%', then with 1, 2','3'. passed passed 4 int main() { 5 char a; 6 char b; 7 char c; 8 9 cin >> a; 10 cin >> b; 11 cin >> C; 12 13 14 b- 'y', 15 C- 'z': 16 17 cout