Eroare de compilare: main.cpp:12:9: error: 'int y1' redeclared as different kind of entity 12 | int x1, y1, x2, y2; | ^~ In file included from /usr/include/features.h:490, from /usr/include/c++/12.2.1/x86_64-pc-linux-gnu/bits/os_defines.h:39, from /usr/include/c++/12.2.1/x86_64-pc-linux-gnu/bits/c++config.h:655, from /usr/include/c++/12.2.1/cassert:43, from /usr/include/c++/12.2.1/x86_64-pc-linux-gnu/bits/stdc++.h:33, from main.cpp:1: /usr/include/bits/mathcalls.h:224:1: note: previous declaration 'double y1(double)' 224 | __MATHCALL (y1,, (_Mdouble_)); | ^~~~~~~~~~ main.cpp: In function 'void lee()': main.cpp:20:11: error: no matching function for call to 'std::queue<std::pair<int, int> >::push(<brace-enclosed initializer list>)' 20 | q.push({x1, y1}); | ~~~~~~^~~~~~~~~~ In file included from /usr/include/c++/12.2.1/queue:64, from /usr/include/c++/12.2.1/x86_64-pc-linux-gnu/bits/stdc++.h:86: /usr/include/c++/12.2.1/bits/stl_queue.h:285:7: note: candidate: 'void std::queue<_Tp, _Sequence>::push(const value_type&) [with _Tp = std::pair<int, int>; _Sequence = std::deque<std::pair<int, int>, std::allocator<std::pair<int, int> > >; value_type = std::pair<int, int>]' 285 | push(const value_type& __x) | ^~~~ /usr/include/c++/12.2.1/bits/stl_queue.h:285:30: note: no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'const std::queue<std::pair<int, int> >::value_type&' {aka 'const std::pair<int, int>&'} 285 | push(const value_type& __x) | ~~~~~~~~~~~~~~~~~~^~~ /usr/include/c++/12.2.1/bits/stl_queue.h:290:7: note: candidate: 'void std::queue<_Tp, _Sequence>::push(value_type&&) [with _Tp = std::pair<int, int>; _Sequence = std::deque<std::pair<int, int>, std::allocator<std::pair<int, int> > >; value_type = std::pair<int, int>]' 290 | push(value_type&& __x) | ^~~~ /usr/include/c++/12.2.1/bits/stl_queue.h:290:25: note: no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'std::queue<std::pair<int, int> >::value_type&&' {aka 'std::pair<int, int>&&'} 290 | push(value_type&& __x) | ~~~~~~~~~~~~~^~~ main.cpp:21:10: error: invalid types 'int [180][double(double) noexcept]' for array subscript 21 | m[x1][y1] = 1; | ^ main.cpp: In function 'int main()': main.cpp:46:15: error: no match for 'operator>>' (operand types are 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} and 'double(double) noexcept') 46 | fin >> x1 >> y1 >> x2 >> y2; | ~~~~~~~~~ ^~ ~~ | | | | | double(double) noexcept | std::basic_istream<char>::__istream_type {aka std::basic_istream<char>} In file included from /usr/include/c++/12.2.1/sstream:38, from /usr/include/c++/12.2.1/complex:45, from /usr/include/c++/12.2.1/ccomplex:39, from /usr/include/c++/12.2.1/x86_64-pc-linux-gnu/bits/stdc++.h:54: /usr/include/c++/12.2.1/istream:120:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(__istream_type& (*)(__istream_type&)) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match) 120 | operator>>(__istream_type& (*__pf)(__istream_type&)) | ^~~~~~~~ /usr/include/c++/12.2.1/istream:120:7: note: conversion of argument 1 would be ill-formed: main.cpp:46:18: error: invalid conversion from 'double (*)(double) noexcept' to 'std::basic_istream<char>::__istream_type& (*)(std::basic_istream<char>::__istream_type&)' {aka 'std::basic_istream<char>& (*)(std::basic_istream<char>&)'} [-fpermissive] 46 | fin >> x1 >> y1 >> x2 >> y2; Non zero exit status: 1