Compilare: user.cpp: In function ‘int main()’: user.cpp:64:13: warning: unused variable ‘p’ [-Wunused-variable] int p=0, dr=0; ^ user.cpp:64:18: warning: unused variable ‘dr’ [-Wunused-variable] int p=0, dr=0; ^ user.cpp:53:47: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen( "oxificarelight.in", "r", stdin ); ^ user.cpp:54:49: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen( "oxificarelight.out", "w", stdout ); ^ user.cpp:58:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf( "%d", &t ); ^ user.cpp:62:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf( "%d", &n ); ^ user.cpp:67:33: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf( "%d", &v[i] ); ^