Compilare: main.cpp: In member function 'void graf::roy_floyd(int (*)[105])': main.cpp:33:30: warning: statement has no effect [-Wunused-value] 33 | matrice[i][j]==10001; | ~~~~~~~~~~~~~^~~~~~~ main.cpp:44:30: warning: statement has no effect [-Wunused-value] 44 | matrice[i][j]==0; | ~~~~~~~~~~~~~^~~ main.cpp: In function 'int main()': main.cpp:68:13: warning: 'n' is used uninitialized in this function [-Wuninitialized] 68 | graf G(n); | ^