Compilare: user.cpp: In function ‘int main()’: user.cpp:16:23: warning: format ‘%c’ expects argument of type ‘char*’, but argument 2 has type ‘int*’ [-Wformat=] scanf("%c",&A[i][j]); ^ user.cpp:18:24: warning: format ‘%c’ expects argument of type ‘char*’, but argument 2 has type ‘int*’ [-Wformat=] scanf("%c",&A[i][j]); ^