Compilare: user.cpp: In function ‘void write_data()’: user.cpp:56:6: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(Lg[ F[i] ][ L[i] ][ C[i] ]!=infinit) ^ user.cpp:52:27: warning: unused variable ‘j’ [-Wunused-variable] int i, nrt, min=infinit,j; ^ user.cpp: In function ‘void urm(int&, int&, int&, char)’: user.cpp:81:8: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(dir=='V') if(c==1) f=6,c=l,l=1; else c=c-1; ^ user.cpp:87:8: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(dir=='V') if(c==1) f=6,c=N; else c=c-1; ^ user.cpp:93:8: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(dir=='E') if(c==N) f=6,c=l,l=N; else c=c+1; ^ user.cpp:99:8: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(dir=='E') if(c==N) f=6,c=1; else c=c+1; ^ user.cpp:105:8: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(dir=='V') if(c==1) f=2,c=N; else c=c-1; ^ user.cpp:111:8: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(dir=='V') if(c==1) f=4,c=N; else c=c-1; ^