Compilare: user.cpp: In function ‘void Marcheaza(int)’: user.cpp:44:19: warning: statement has no effect [-Wunused-value] for(x1;x1<=x2;x1++) ^ user.cpp:48:19: warning: statement has no effect [-Wunused-value] for(y1;y1<=y2;y1++) d[i][y1] = 1; ^ user.cpp: In function ‘int main()’: user.cpp:104:21: warning: unused variable ‘i’ [-Wunused-variable] int st,dr,m,sol,i,j; ^ user.cpp:104:23: warning: unused variable ‘j’ [-Wunused-variable] int st,dr,m,sol,i,j; ^