Compilare: user.cpp: In function ‘int main()’: user.cpp:44:38: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if(s[j] == x && a == y || s[j] == y && a == x) ^ user.cpp:46:43: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] else if(s[j] == x && a == z || s[j] == z && a == x) ^ user.cpp:48:43: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] else if(s[j] == z && a == y || s[j] == y && a == z) ^