View Compilation Error

0_0_24216376_23953.cpp: In function 'int main()':
0_0_24216376_23953.cpp:19:3: error: expected primary-expression before '/' token
   /ar letter[9] = {'p', 'q', 'r', 'u', 'v', 'w', 'x', 'y', 'z'};
   ^
0_0_24216376_23953.cpp:19:4: error: 'ar' was not declared in this scope
   /ar letter[9] = {'p', 'q', 'r', 'u', 'v', 'w', 'x', 'y', 'z'};
    ^