Language: C++

#include <bits/stdc++.h>
using namespace std;
#define pi acos(-1)
#define IOS ios_base::sync_with_stdio(0); cin.tie(); cout.tie();
#define ff first
#define ss second
#define pb push_back
#define debug(val) cerr << "The value of " << #val << " is = " << val << '\n';
typedef long long ll;
typedef unsigned long long ull;
const ll mod = 1e9 + 7;
const ll inf = 0x3f3f3f3f;
const ll mininf = -922337203685477;
const ll nax = 0;
int n, m, x[55], y[55], x1[55], y1[55];

int main(){
	IOS
	cin >> n >> m;	
	for(int i=0;i<n;i++){
		cin >> x[i] >> y[i];
	}
	for(int i=0;i<m;i++){
		cin >> x1[i] >> y1[i];
	}
	for(int i=0;i<n;i++){
		int temp;
		int mins=inf;
		for(int j=0;j<m;j++){
			int manhattan=abs(x[i]-x1[j])+abs(y[i]-y1[j]);
			if(manhattan<mins) temp=j+1;
			mins=min(mins, manhattan);
		}
		cout << temp << '\n';
	}
}


Compiler output:
a.cc:15:38: error: 'int y1 [55]' redeclared as different kind of entity
   15 | int n, m, x[55], y[55], x1[55], y1[55];
      |                                      ^
In file included from /usr/include/features.h:523,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/os_defines.h:39,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/c++config.h:683,
                 from /usr/include/c++/14/cassert:43,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:33,
                 from a.cc:1:
/usr/include/x86_64-linux-gnu/bits/mathcalls.h:257:1: note: previous declaration 'double y1(double)'
  257 | __MATHCALL (y1,, (_Mdouble_));
      | ^~~~~~~~~~
a.cc: In function 'int main()':
a.cc:24:37: warning: pointer to a function used in arithmetic [-Wpointer-arith]
   24 |                 cin >> x1[i] >> y1[i];
      |                                     ^
a.cc:24:30: error: no match for 'operator>>' (operand types are 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} and 'double(double) noexcept')
   24 |                 cin >> x1[i] >> y1[i];
      |                 ~~~~~~~~~~~~ ^~ ~~~~~
      |                     |               |
      |                     |               double(double) noexcept
      |                     std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}
In file included from /usr/include/c++/14/sstream:40,
                 from /usr/include/c++/14/complex:45,
                 from /usr/include/c++/14/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/istream:170:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(bool&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  170 |       operator>>(bool& __n)
      |       ^~~~~~~~
/usr/include/c++/14/istream:170:7: note:   conversion of argument 1 would be ill-formed:
a.cc:24:37: error: cannot bind non-const lvalue reference of type 'bool&' to a value of type 'double (*)(double) noexcept'
   24 |                 cin >> x1[i] >> y1[i];
      |                                 ~~~~^
/usr/include/c++/14/istream:174:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(short int&) [with _CharT = char; _Traits = std::char_traits<char>]' (near match)
  174 |       operator>>(short& __n);
      |       ^~~~~~~~
/usr/include/c++/14/istream:174:7: note:   conversion of argument 1 would be ill-formed:
a.cc:24:37: error: invalid conversion from 'double (*)(double) noexcept' to 'short int' [-fpermissive]
   24 |                 cin >> x1[i] >> y1[i];
      |                                 ~~~~^
      |                                     |
      |                                     double (*)(double) noexcept
a.cc:24:37: error: cannot bind rvalue '(short int)(y1 + ((sizetype)i))' to 'short int&'
/usr/include/c++/14/istream:177:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(short unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  177 |       operator>>(unsigned short& __n)
      |       ^~~~~~~~
/usr/include/c++/14/istream:177:7: note:   conversion of argument 1 would be ill-formed:
a.cc:24:37: error: invalid conversion from 'double (*)(double) noexcept' to 'short unsigned int' [-fpermissive]
   24 |                 cin >> x1[i] >> y1[i];
      |                                 ~~~~^
      |                                     |
      |                                     double (*)(double) noexcept
a.cc:24:37: error: cannot bind rvalue '(short unsigned int)(y1 + ((sizetype)i))' to 'short unsigned int&'
/usr/include/c++/14/istream:181:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(int&) [with _CharT = char; _Traits = std::char_traits<char>]' (near match)
  181 |       operator>>(int& __n);
      |       ^~~~~~~~
/usr/include/c++/14/istream:181:7: note:   conversion of argument 1 would be ill-formed:
a.cc:24:37: error: invalid conversion from 'double (*)(double) noexcept' to 'int' [-fpermissive]
   24 |                 cin >> x1[i] >> y1[i];
      |                                 ~~~~^
      |                                     |
      |                                     double (*)(double) noexcept
a.cc:24:37: error: cannot bind rvalue '(int)(y1 + ((sizetype)i))' to 'int&'
/usr/include/c++/14/istream:184:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  184 |       operator>>(unsigned int& __n)
      |       ^~~~~~~~
/usr/include/c++/14/istream:184:7: note:   conversion of argument 1 would be ill-formed:
a.cc:24:37: error: invalid conversion from 'double (*)(double) noexcept' to 'unsigned int' [-fpermissive]
   24 |                 cin >> x1[i] >> y1[i];
      |                                 ~~~~^
      |                                     |
      |                                     double (*)(double) noexcept
a.cc:24:37: error: cannot bind rvalue '(unsigned int)(y1 + ((sizetype)i))' to 'unsigned int&'
/usr/include/c++/14/istream:188:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  188 |       operator>>(long& __n)
      |       ^~~~~~~~
/usr/include/c++/14/istream:188:7: note:   conversion of argument 1 would be ill-formed:
a.cc:24:37: error: invalid conversion from 'double (*)(double) noexcept' to 'long int' [-fpermissive]
   24 |                 cin >> x1[i] >> y1[i];
      |                                 ~~~~^
      |                                     |
      |                                     double (*)(double) noexcept
a.cc:24:37: error: cannot bind rvalue '(long int)(y1 + ((sizetype)i))' to 'long int&'
/usr/include/c++/14/istream:192:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  192 |       operator>>(unsigned long& __n)
      |       ^~~~~~~~
/usr/include/c++/14/istream:192:7: note:   conversion of argument 1 would be ill-formed:
a.cc:24:37: error: invalid conversion from 'double (*)(double) noexcept' to 'long unsigned int' [-fpermissive]
   24 |                 cin >> x1[i] >> y1[i];
      |                                 ~~~~^
      |                                     |
      |                                     double (*)(double) noexcept
a.cc:24:37: error: cannot bind rvalue '(long unsigned int)(y1 + ((sizetype)i))' to 'long unsigned int&'
/usr/include/c++/14/istream:199:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  199 |       operator>>(long long& __n)
      |       ^~~~~~~~
/usr/include/c++/14/istream:199:7: note:   conversion of argument 1 would be ill-formed:
a.cc:24:37: error: invalid conversion from 'double (*)(double) noexcept' to 'long long int' [-fpermissive]
   24 |                 cin >> x1[i] >> y1[i];
      |                                 ~~~~^
      |                                     |
      |                                     double (*)(double) noexcept
a.cc:24:37: error: cannot bind rvalue '(long long int)(y1 + ((sizetype)i))' to 'long long int&'
/usr/include/c++/14/istream:203:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  203 |       operator>>(unsigned long long& __n)
      |       ^~~~~~~~
/usr/include/c++/14/istream:203:7: note:   conversion of argument 1 would be ill-formed:
a.cc:24:37: error: invalid conversion from 'double (*)(double) noexcept' to 'long long unsigned int' [-fpermissive]
   24 |                 cin >> x1[i] >> y1[i];
      |                                 ~~~~^
      |                                     |
      |                                     double (*)(double) noexcept
a.cc:24:37: error: cannot bind rvalue '(long long unsigned int)(y1 + ((sizetype)i))' to 'long long unsigned int&'
/usr/include/c++/14/istream:328:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(void*&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]' (near match)
  328 |       operator>>(void*& __p)
      |       ^~~~~~~~
/usr/include/c++/14/istream:328:7: note:   conversion of argument 1 would be ill-formed:
a.cc:24:37: error: invalid conversion from 'double (*)(double) noexcept' to 'void*' [-fpermissive]
   24 |                 cin >> x1[i] >> y1[i];
      |                                 ~~~~^
      |                                     |
      |                                     double (*)(double) noexcept
a.cc:24:37: error: cannot bind rvalue '(void*)(y1 + ((sizetype)i))' to 'void*&'
/usr/include/c++/14/istream:122:7: 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)
  122 |       operator>>(__istream_type& (*__pf)(__istream_type&))
      |       ^~~~~~~~
/usr/include/c++/14/istream:122:7: note:   conversion of argument 1 would be ill-formed:
a.cc:24:37