Compilare: user.cpp: In function ‘int desc()’: user.cpp:28:19: warning: unused variable ‘nrdiv’ [-Wunused-variable] int i=3, d=0, nrdiv=0; ^ user.cpp: In function ‘int main()’: user.cpp:55:42: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen( "multiplu2.in", "r", stdin ); ^ user.cpp:56:44: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen( "multiplu2.out", "w", stdout ); ^ user.cpp:58:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf( "%d %d", &n, &k ); ^