Borderou de evaluare (job #786957)

Eroare de compilare: main.cpp: In function 'bool prim(long long unsigned int)': main.cpp:7:9: warning: unused variable 'x' [-Wunused-variable] 7 | int x=0, i=2; | ^ main.cpp: In function 'long long unsigned int centru(long long unsigned int)': main.cpp:19:10: error: call of overloaded 'abs(long long unsigned int&)' is ambiguous 19 | n=abs(n); | ~~~^~~ In file included from /usr/lib/gcc/i686-pc-linux-gnu/13/include/g++-v13/cstdlib:79, from /usr/lib/gcc/i686-pc-linux-gnu/13/include/g++-v13/i686-pc-linux-gnu/bits/stdc++.h:42, from main.cpp:1: /usr/include/stdlib.h:980:12: note: candidate: 'int abs(int)' 980 | extern int abs (int __x) __THROW __attribute__ ((__const__)) __wur; | ^~~ In file included from /usr/lib/gcc/i686-pc-linux-gnu/13/include/g++-v13/cstdlib:81: /usr/lib/gcc/i686-pc-linux-gnu/13/include/g++-v13/bits/std_abs.h:79:3: note: candidate: 'constexpr long double std::abs(long double)' 79 | abs(long double __x) | ^~~ /usr/lib/gcc/i686-pc-linux-gnu/13/include/g++-v13/bits/std_abs.h:75:3: note: candidate: 'constexpr float std::abs(float)' 75 | abs(float __x) | ^~~ /usr/lib/gcc/i686-pc-linux-gnu/13/include/g++-v13/bits/std_abs.h:71:3: note: candidate: 'constexpr double std::abs(double)' 71 | abs(double __x) | ^~~ /usr/lib/gcc/i686-pc-linux-gnu/13/include/g++-v13/bits/std_abs.h:61:3: note: candidate: 'long long int std::abs(long long int)' 61 | abs(long long __x) { return __builtin_llabs (__x); } | ^~~ /usr/lib/gcc/i686-pc-linux-gnu/13/include/g++-v13/bits/std_abs.h:56:3: note: candidate: 'long int std::abs(long int)' 56 | abs(long __i) { return __builtin_labs(__i); } | ^~~