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답안 #972454

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
972454 2024-04-30T12:47:52 Z simona1230 이상한 기계 (APIO19_strange_device) C++17
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#include <bits/stdc++.h>

using namespace std;
long long n,a,b;
pair<long long,long long> p[2000001];
void solve()
{
    int cnt=n;
    _int128 h=1e18+1;
    a/=__gcd(a,b+1);
    if(1e18/a>b)h=(_int128)b*(_int128)a;
    //cout<<h<<endl;
    for(long long i=1;i<=n;i++)
    {
        long long l,r;
        cin>>l>>r;
        p[i]={l%(h),r%(h)};
        if(p[i].first>p[i].second)
        {
            cnt++;
            p[cnt].first=0;
            p[cnt].second=p[i].second;

            p[i].second=h-1;
        }
    }
    long long ans=0;
    sort(p+1,p+cnt+1);

    long long r=-1;
    for(long long i=1;i<=cnt;i++)
    {
        if(p[i].second>r)
        {
            if(p[i].first>r)
                ans+=p[i].second-p[i].first+1;
            else ans+=p[i].second-r;
        }

        r=max(r,p[i].second);
    }

    cout<<ans<<endl;
}
int main()
{
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	cout.tie(NULL);
	cin>>n>>a>>b;
	solve();
	return 0;
}

Compilation message

strange_device.cpp: In function 'void solve()':
strange_device.cpp:9:5: error: '_int128' was not declared in this scope; did you mean 'rintf128'?
    9 |     _int128 h=1e18+1;
      |     ^~~~~~~
      |     rintf128
strange_device.cpp:11:17: error: 'h' was not declared in this scope
   11 |     if(1e18/a>b)h=(_int128)b*(_int128)a;
      |                 ^
strange_device.cpp:17:18: error: 'h' was not declared in this scope
   17 |         p[i]={l%(h),r%(h)};
      |                  ^
strange_device.cpp:17:26: error: no match for 'operator=' (operand types are 'std::pair<long long int, long long int>' and '<brace-enclosed initializer list>')
   17 |         p[i]={l%(h),r%(h)};
      |                          ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:64,
                 from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from strange_device.cpp:1:
/usr/include/c++/10/bits/stl_pair.h:390:7: note: candidate: 'std::pair<_T1, _T2>& std::pair<_T1, _T2>::operator=(typename std::conditional<std::__and_<std::is_copy_assignable<_T1>, std::is_copy_assignable<_T2> >::value, const std::pair<_T1, _T2>&, const std::__nonesuch&>::type) [with _T1 = long long int; _T2 = long long int; typename std::conditional<std::__and_<std::is_copy_assignable<_T1>, std::is_copy_assignable<_T2> >::value, const std::pair<_T1, _T2>&, const std::__nonesuch&>::type = const std::pair<long long int, long long int>&]'
  390 |       operator=(typename conditional<
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_pair.h:393:41: note:   no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'std::conditional<true, const std::pair<long long int, long long int>&, const std::__nonesuch&>::type' {aka 'const std::pair<long long int, long long int>&'}
  390 |       operator=(typename conditional<
      |                 ~~~~~~~~~~~~~~~~~~~~~    
  391 |   __and_<is_copy_assignable<_T1>,
      |   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~        
  392 |          is_copy_assignable<_T2>>::value,
      |          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  393 |   const pair&, const __nonesuch&>::type __p)
      |   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/stl_pair.h:401:7: note: candidate: 'std::pair<_T1, _T2>& std::pair<_T1, _T2>::operator=(typename std::conditional<std::__and_<std::is_move_assignable<_Tp>, std::is_move_assignable<_T2> >::value, std::pair<_T1, _T2>&&, std::__nonesuch&&>::type) [with _T1 = long long int; _T2 = long long int; typename std::conditional<std::__and_<std::is_move_assignable<_Tp>, std::is_move_assignable<_T2> >::value, std::pair<_T1, _T2>&&, std::__nonesuch&&>::type = std::pair<long long int, long long int>&&]'
  401 |       operator=(typename conditional<
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_pair.h:404:31: note:   no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'std::conditional<true, std::pair<long long int, long long int>&&, std::__nonesuch&&>::type' {aka 'std::pair<long long int, long long int>&&'}
  401 |       operator=(typename conditional<
      |                 ~~~~~~~~~~~~~~~~~~~~~
  402 |   __and_<is_move_assignable<_T1>,
      |   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  403 |          is_move_assignable<_T2>>::value,
      |          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  404 |   pair&&, __nonesuch&&>::type __p)
      |   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/stl_pair.h:418:2: note: candidate: 'template<class _U1, class _U2> typename std::enable_if<std::__and_<std::is_assignable<_T1&, const _U1&>, std::is_assignable<_T2&, const _U2&> >::value, std::pair<_T1, _T2>&>::type std::pair<_T1, _T2>::operator=(const std::pair<_U1, _U2>&) [with _U1 = _U1; _U2 = _U2; _T1 = long long int; _T2 = long long int]'
  418 |  operator=(const pair<_U1, _U2>& __p)
      |  ^~~~~~~~
/usr/include/c++/10/bits/stl_pair.h:418:2: note:   template argument deduction/substitution failed:
strange_device.cpp:17:26: note:   couldn't deduce template parameter '_U1'
   17 |         p[i]={l%(h),r%(h)};
      |                          ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:64,
                 from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from strange_device.cpp:1:
/usr/include/c++/10/bits/stl_pair.h:430:2: note: candidate: 'template<class _U1, class _U2> typename std::enable_if<std::__and_<std::is_assignable<_T1&, _U1&&>, std::is_assignable<_T2&, _U2&&> >::value, std::pair<_T1, _T2>&>::type std::pair<_T1, _T2>::operator=(std::pair<_U1, _U2>&&) [with _U1 = _U1; _U2 = _U2; _T1 = long long int; _T2 = long long int]'
  430 |  operator=(pair<_U1, _U2>&& __p)
      |  ^~~~~~~~
/usr/include/c++/10/bits/stl_pair.h:430:2: note:   template argument deduction/substitution failed:
strange_device.cpp:17:26: note:   couldn't deduce template parameter '_U1'
   17 |         p[i]={l%(h),r%(h)};
      |                          ^