Compilare: user.cpp: In function ‘int main()’: user.cpp:20:18: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if(a < c && b < d || a < d && b < c || a < c && b < e || a < e && b < c || a < d && b < e || a < e && b < d) ^ user.cpp:20:54: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if(a < c && b < d || a < d && b < c || a < c && b < e || a < e && b < c || a < d && b < e || a < e && b < d) ^ user.cpp:20:72: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if(a < c && b < d || a < d && b < c || a < c && b < e || a < e && b < c || a < d && b < e || a < e && b < d) ^ user.cpp:20:90: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if(a < c && b < d || a < d && b < c || a < c && b < e || a < e && b < c || a < d && b < e || a < e && b < d) ^ user.cpp:20:108: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if(a < c && b < d || a < d && b < c || a < c && b < e || a < e && b < c || a < d && b < e || a < e && b < d) ^