/in/foo.cc: In function 'int main()':
/in/foo.cc:21:15: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
    if (a == b && (a == 'A' ) || (a == 'H') || (a == 'I') || (a == 'M') || (a == 'O') || (a == 'T') || (a == 'U') || (a == 'V') || (a == 'W') || (a == 'X') || (a == 'Y')
        ~~~~~~~^~~~~~~~~~~~~~
/in/foo.cc:24:17: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
    if (a == 'b' && b == 'd' || a == 'p' && b == 'q') continue;
        ~~~~~~~~~^~~~~~~~~~~