Eroare de compilare: main.cpp: In function 'long long unsigned int area(R)': main.cpp:21:35: error: call of overloaded 'abs(long long unsigned int)' is ambiguous 21 | return (ull)abs((ull)r[2]-r[0])*abs((ull)r[3]-r[1]); | ^ In file included from /usr/include/c++/10/bits/std_abs.h:38, from /usr/include/c++/10/cmath:47, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41, from main.cpp:1: /usr/include/stdlib.h:840:12: note: candidate: 'int abs(int)' 840 | extern int abs (int __x) __THROW __attribute__ ((__const__)) __wur; | ^~~ In file included from /usr/include/c++/10/cmath:47, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41, from main.cpp:1: /usr/include/c++/10/bits/std_abs.h:79:3: note: candidate: 'constexpr long double std::abs(long double)' 79 | abs(long double __x) | ^~~ /usr/include/c++/10/bits/std_abs.h:75:3: note: candidate: 'constexpr float std::abs(float)' 75 | abs(float __x) | ^~~ /usr/include/c++/10/bits/std_abs.h:71:3: note: candidate: 'constexpr double std::abs(double)' 71 | abs(double __x) | ^~~ /usr/include/c++/10/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/include/c++/10/bits/std_abs.h:56:3: note: candidate: 'long int std::abs(long int)' 56 | abs(long __i) { return __builtin_labs(__i); } | ^~~ main.cpp:21:55: error: call of overloaded 'abs(long long unsigned int)' is ambiguous 21 | return (ull)abs((ull)r[2]-r[0])*abs((ull)r[3]-r[1]); | ^ In file included from /usr/include/c++/10/bits/std_abs.h:38, from /usr/include/c++/10/cmath:47, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41, from main.cpp:1: /usr/include/stdlib.h:840:12: note: candidate: 'int abs(int)' 840 | extern int abs (int __x) __THROW __attribute__ ((__const__)) __wur; | ^~~ In file included from /usr/include/c++/10/cmath:47, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41, from main.cpp:1: /usr/include/c++/10/bits/std_abs.h:79:3: note: candidate: 'constexpr long double std::abs(long double)' 79 | abs(long double __x) | ^~~ /usr/include/c++/10/bits/std_abs.h:75:3: note: candidate: 'constexpr float std::abs(float)' 75 | abs(float __x) | ^~~ /usr/include/c++/10/bits/std_abs.h:71:3: note: candidate: 'constexpr double std::abs(double)' 71 | abs(double __x) Non zero exit status: 1