Compilare: main.cpp: In function 'bool vrf(int, int)': main.cpp:13:27: warning: suggest parentheses around '&&' within '||' [-Wparentheses] 13 | return (i==n || i < n && a[i+1][j] == 0) && (j==n || j < n && a[i][j+1] == 0); | ~~~~~~^~~~~~~~~~~~~~~~~ main.cpp:13:64: warning: suggest parentheses around '&&' within '||' [-Wparentheses] 13 | return (i==n || i < n && a[i+1][j] == 0) && (j==n || j < n && a[i][j+1] == 0); | ~~~~~~^~~~~~~~~~~~~~~~~