Compilare: main.cpp: In function 'bool comp(drum, drum)': main.cpp:127:40: warning: suggest parentheses around '&&' within '||' [-Wparentheses] return A.x1 < B.x1 || A.x1 == B.x1 && A.y1 < B.y1 || ~~~~~~~~~~~~~^~~~~~~~~~~~~~ main.cpp:128:40: warning: suggest parentheses around '&&' within '||' [-Wparentheses] A.x1 == B.x1 && A.y1 == B.y1 && A.x2 < B.x2 || ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~ main.cpp:129:50: warning: suggest parentheses around '&&' within '||' [-Wparentheses] A.x1 == B.x1 && A.y1 == B.y1 && A.x2 == B.x2 && A.y2 < B.y2; ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~ main.cpp: In function 'void Euler(int)': main.cpp:134:12: warning: unused variable 'x' [-Wunused-variable] int i, x; ^ main.cpp: In function 'void task2()': main.cpp:145:12: warning: unused variable 'j' [-Wunused-variable] int i, j; ^