Compilare: user.cpp: In function ‘void Marcheaza(int)’: user.cpp:50:19: warning: statement has no effect [-Wunused-value] for(x1;x1<=x2;x1++) ^ user.cpp:54:19: warning: statement has no effect [-Wunused-value] for(y1;y1<=y2;y1++) d[i][y1] = 1; ^ user.cpp: In function ‘int main()’: user.cpp:107:13: warning: ‘m’ is used uninitialized in this function [-Wuninitialized] dr = n+m; ^ user.cpp:119:15: warning: ‘sol’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout<<sol+1<<"\n"; ^