Language: C++

#include <bits/stdc++.h>

using namespace std;

int time[5];
int endTime = 0;

bool cmp(int a, int b)
{
	if (a % 10 == 0 && b % 10 == 0) return a < b;
	if (a % 10 == 0) return true;
	if (b % 10 == 0) return false;
	return a % 10 > b % 10;
}

void addTime(int t)
{
	if (endTime % 10 != 0)
	{
		endTime = ((endTime / 10) + 1) * 10;
	}
	
	endTime += t;
}

int main()
{
	for (int i = 0; i < 5; i++) cin >> time[i];

	sort(time, time + 5, cmp);

	for (int i = 0; i < 5; i++)
	{
		addTime(time[i]);
	}

	cout << endTime;
}

Compiler output:
a.cc:5:11: error: 'int time [5]' redeclared as different kind of entity
    5 | int time[5];
      |           ^
In file included from /usr/include/pthread.h:23,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/gthr-default.h:35,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/gthr.h:157,
                 from /usr/include/c++/14/ext/atomicity.h:35,
                 from /usr/include/c++/14/bits/ios_base.h:39,
                 from /usr/include/c++/14/streambuf:43,
                 from /usr/include/c++/14/bits/streambuf_iterator.h:35,
                 from /usr/include/c++/14/iterator:66,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:54,
                 from a.cc:1:
/usr/include/time.h:76:15: note: previous declaration 'time_t time(time_t*)'
   76 | extern time_t time (time_t *__timer) __THROW;
      |               ^~~~
a.cc: In function 'int main()':
a.cc:28:50: warning: pointer to a function used in arithmetic [-Wpointer-arith]
   28 |         for (int i = 0; i < 5; i++) cin >> time[i];
      |                                                  ^
a.cc:28:41: error: no match for 'operator>>' (operand types are 'std::istream' {aka 'std::basic_istream<char>'} and 'time_t(time_t*) noexcept' {aka 'long int(long int*) noexcept'})
   28 |         for (int i = 0; i < 5; i++) cin >> time[i];
      |                                     ~~~ ^~ ~~~~~~~
      |                                     |            |
      |                                     |            time_t(time_t*) noexcept {aka long int(long int*) noexcept}
      |                                     std::istream {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:28:50: error: cannot bind non-const lvalue reference of type 'bool&' to a value of type 'time_t (*)(time_t*) noexcept' {aka 'long int (*)(long int*) noexcept'}
   28 |         for (int i = 0; i < 5; i++) cin >> time[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:28:50: error: invalid conversion from 'time_t (*)(time_t*) noexcept' {aka 'long int (*)(long int*) noexcept'} to 'short int' [-fpermissive]
   28 |         for (int i = 0; i < 5; i++) cin >> time[i];
      |                                            ~~~~~~^
      |                                                  |
      |                                                  time_t (*)(time_t*) noexcept {aka long int (*)(long int*) noexcept}
a.cc:28:50: error: cannot bind rvalue '(short int)(time + ((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:28:50: error: invalid conversion from 'time_t (*)(time_t*) noexcept' {aka 'long int (*)(long int*) noexcept'} to 'short unsigned int' [-fpermissive]
   28 |         for (int i = 0; i < 5; i++) cin >> time[i];
      |                                            ~~~~~~^
      |                                                  |
      |                                                  time_t (*)(time_t*) noexcept {aka long int (*)(long int*) noexcept}
a.cc:28:50: error: cannot bind rvalue '(short unsigned int)(time + ((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:28:50: error: invalid conversion from 'time_t (*)(time_t*) noexcept' {aka 'long int (*)(long int*) noexcept'} to 'int' [-fpermissive]
   28 |         for (int i = 0; i < 5; i++) cin >> time[i];
      |                                            ~~~~~~^
      |                                                  |
      |                                                  time_t (*)(time_t*) noexcept {aka long int (*)(long int*) noexcept}
a.cc:28:50: error: cannot bind rvalue '(int)(time + ((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:28:50: error: invalid conversion from 'time_t (*)(time_t*) noexcept' {aka 'long int (*)(long int*) noexcept'} to 'unsigned int' [-fpermissive]
   28 |         for (int i = 0; i < 5; i++) cin >> time[i];
      |                                            ~~~~~~^
      |                                                  |
      |                                                  time_t (*)(time_t*) noexcept {aka long int (*)(long int*) noexcept}
a.cc:28:50: error: cannot bind rvalue '(unsigned int)(time + ((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:28:50: error: invalid conversion from 'time_t (*)(time_t*) noexcept' {aka 'long int (*)(long int*) noexcept'} to 'long int' [-fpermissive]
   28 |         for (int i = 0; i < 5; i++) cin >> time[i];
      |                                            ~~~~~~^
      |                                                  |
      |                                                  time_t (*)(time_t*) noexcept {aka long int (*)(long int*) noexcept}
a.cc:28:50: error: cannot bind rvalue '(long int)(time + ((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:28:50: error: invalid conversion from 'time_t (*)(time_t*) noexcept' {aka 'long int (*)(long int*) noexcept'} to 'long unsigned int' [-fpermissive]
   28 |         for (int i = 0; i < 5; i++) cin >> time[i];
      |                                            ~~~~~~^
      |                                                  |
      |                                                  time_t (*)(time_t*) noexcept {aka long int (*)(long int*) noexcept}
a.cc:28:50: error: cannot bind rvalue '(long unsigned int)(time + ((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:28:50: error: invalid conversion from 'time_t (*)(time_t*) noexcept' {aka 'long int (*)(long int*) noexcept'} to 'long long int' [-fpermissive]
   28 |         for (int i = 0; i < 5; i++) cin >> time[i];
      |                                            ~~~~~~^
      |                                                  |
      |                                                  time_t (*)(time_t*) noexcept {aka long int (*)(long int*) noexcept}
a.cc:28:50: error: cannot bind rvalue '(long long int)(time + ((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:28:50: error: invalid conversion from 'time_t (*)(time_t*) noexcept' {aka 'long int (*)(long int*) noexcept'} to 'long long unsigned int' [-fpermissive]
   28 |         for (int i = 0; i < 5; i++) cin >> time[i];
      |                                            ~~~~~~^
      |                                                  |
      |                                                  time_t (*)(time_t*) noexcept