Compilare: user.cpp: In function ‘int main()’: user.cpp:82:31: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long int’ [-Wformat=] printf ( "J %d " , x2 ) ; ^ user.cpp:84:32: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long int’ [-Wformat=] printf ( "DR %d " , y2 ) ; ^ user.cpp:12:44: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ( "telefon.in" , "r" , stdin ) ; ^ user.cpp:13:46: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ( "telefon.out" , "w" , stdout ) ; ^ user.cpp:14:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf ( "%lld" , & n ) ; ^ user.cpp:39:11: warning: array subscript is above array bounds [-Warray-bounds] m [ 4 ] [ 1 ] = - 1 ; ^ user.cpp:40:11: warning: array subscript is above array bounds [-Warray-bounds] m [ 4 ] [ 2 ] = 0 ; ^ user.cpp:41:11: warning: array subscript is above array bounds [-Warray-bounds] m [ 4 ] [ 3 ] = - 2 ; ^