Compilare: user.cpp: In function ‘void gasestemin(int, int, int, int)’: user.cpp:25:32: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if(x1==x2||y1==y2||x1+1==x2&&y1+1==y2) ^ user.cpp:47:19: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if(!(i==x1&&j==y1||i==x2&&j==y2)) ^ user.cpp:25:18: warning: ‘b’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(x1==x2||y1==y2||x1+1==x2&&y1+1==y2) ^ user.cpp:25:10: warning: ‘c’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(x1==x2||y1==y2||x1+1==x2&&y1+1==y2) ^