Compilare: user.cpp: In function ‘int main()’: user.cpp:9:19: warning: suggest parentheses around comparison in operand of ‘^’ [-Wparentheses] #define max(a,b)(a>b ? a:b) ^ user.cpp:45:13: note: in expansion of macro ‘max’ mx = max(mx, A[j][i] ^ B[a][b]); ^ user.cpp:9:19: warning: suggest parentheses around comparison in operand of ‘^’ [-Wparentheses] #define max(a,b)(a>b ? a:b) ^ user.cpp:49:14: note: in expansion of macro ‘max’ mx = max(mx, A[j][i] ^ max(B[a][i - 1], B[i + 1][b])); ^ user.cpp:9:19: warning: suggest parentheses around comparison in operand of ‘^’ [-Wparentheses] #define max(a,b)(a>b ? a:b) ^ user.cpp:51:14: note: in expansion of macro ‘max’ mx = max(mx, A[j][i] ^ B[a][b]); ^