Compilare: user.cpp: In function ‘void afish()’: user.cpp:47:31: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘elem’ [-Wformat=] printf( "%d " , v[nr] ) ; ^ user.cpp: In function ‘void rezolvare()’: user.cpp:25:54: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf( "%d %d %d %d" , &op , &id , &i , &j ) ; ^ user.cpp: In function ‘void afish()’: user.cpp:45:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf( "%d" , &nr ) ; ^ user.cpp: In function ‘int main()’: user.cpp:53:45: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen( "inception.in" , "r" , stdin ) ; ^ user.cpp:54:47: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen( "inception.out" , "w" , stdout ) ; ^ user.cpp:56:40: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf( "%d %d %d" , &n , &q , &k ) ; ^