Submission #140358

#	Time	Username	Problem	Language	Result	Execution time	Memory
140358		Autoratch	Gap (APIO16_gap)	C++14	Compilation error	0 ms	0 KiB

gap

#include "gap.h"
#include <bits/stdc++.h>
using namespace std;
/*
void MinMax(long long x,long long y,long long* a,long long* b)
{
    cout <<  x << ' ' << y << endl;
    int aa,bb;
    cin >>  aa >> bb;
    *a = aa,*b = bb;
}
*/

vector<long long> a,b;

long long findGap(int t,int n)
{
    long long mn,mx;

    MinMax(0,1e18,&mn,&mx);

    a.push_back(mn),b.push_back(mx);

    int l = 0,r = n-1;
    
    while(l<=r)
    {
        MinMax(mn+1,mx-1,&mn,&mx);
        a.push_back(mn),b.push_back(mx);
        l++,r--;
    }
    
    long long ans = 0;

    for(int i = 0;i < a.size()-1;i++) ans = max(ans,a[i+1]-a[i]);
    for(int i = 0;i < b.size()-1;i++) ans = max(ans,b[i]-b[i+1]);
    ans = max(ans,abs(a.back(),b.back()));

    return ans;
}
/*
int main()
{
    int x;
    cin >> x;
    cout << findGap(0,x);
}*/

Compilation message (stderr)

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:35:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i = 0;i < a.size()-1;i++) ans = max(ans,a[i+1]-a[i]);
                   ~~^~~~~~~~~~~~
gap.cpp:36:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i = 0;i < b.size()-1;i++) ans = max(ans,b[i]-b[i+1]);
                   ~~^~~~~~~~~~~~
gap.cpp:37:40: error: no matching function for call to 'abs(__gnu_cxx::__alloc_traits<std::allocator<long long int> >::value_type&, __gnu_cxx::__alloc_traits<std::allocator<long long int> >::value_type&)'
     ans = max(ans,abs(a.back(),b.back()));
                                        ^
In file included from /usr/include/c++/7/bits/std_abs.h:38:0,
                 from /usr/include/c++/7/cmath:47,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
                 from gap.cpp:2:
/usr/include/stdlib.h:774:12: note: candidate: int abs(int)
 extern int abs (int __x) __THROW __attribute__ ((__const__)) __wur;
            ^~~
/usr/include/stdlib.h:774:12: note:   candidate expects 1 argument, 2 provided
In file included from /usr/include/c++/7/cmath:47:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
                 from gap.cpp:2:
/usr/include/c++/7/bits/std_abs.h:56:3: note: candidate: long int std::abs(long int)
   abs(long __i) { return __builtin_labs(__i); }
   ^~~
/usr/include/c++/7/bits/std_abs.h:56:3: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/7/bits/std_abs.h:61:3: note: candidate: long long int std::abs(long long int)
   abs(long long __x) { return __builtin_llabs (__x); }
   ^~~
/usr/include/c++/7/bits/std_abs.h:61:3: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/7/bits/std_abs.h:70:3: note: candidate: constexpr double std::abs(double)
   abs(double __x)
   ^~~
/usr/include/c++/7/bits/std_abs.h:70:3: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/7/bits/std_abs.h:74:3: note: candidate: constexpr float std::abs(float)
   abs(float __x)
   ^~~
/usr/include/c++/7/bits/std_abs.h:74:3: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/7/bits/std_abs.h:78:3: note: candidate: constexpr long double std::abs(long double)
   abs(long double __x)
   ^~~
/usr/include/c++/7/bits/std_abs.h:78:3: note:   candidate expects 1 argument, 2 provided
In file included from /usr/include/c++/7/ccomplex:39:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from gap.cpp:2:
/usr/include/c++/7/complex:599:5: note: candidate: template<class _Tp> _Tp std::abs(const std::complex<_Tp>&)
     abs(const complex<_Tp>& __z) { return __complex_abs(__z.__rep()); }
     ^~~
/usr/include/c++/7/complex:599:5: note:   template argument deduction/substitution failed:
gap.cpp:37:40: note:   mismatched types 'const std::complex<_Tp>' and '__gnu_cxx::__alloc_traits<std::allocator<long long int> >::value_type {aka long long int}'
     ans = max(ans,abs(a.back(),b.back()));
                                        ^
In file included from /usr/include/c++/7/valarray:592:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:95,
                 from gap.cpp:2:
/usr/include/c++/7/bits/valarray_after.h:442:5: note: candidate: template<class _Dom> std::_Expr<std::_UnClos<std::_Abs, std::_Expr, _Dom>, typename _Dom::value_type> std::abs(const std::_Expr<_Dom1, typename _Dom1::value_type>&)
     _DEFINE_EXPR_UNARY_FUNCTION(abs, _Abs)
     ^
/usr/include/c++/7/bits/valarray_after.h:442:5: note:   template argument deduction/substitution failed:
gap.cpp:37:40: note:   mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and '__gnu_cxx::__alloc_traits<std::allocator<long long int> >::value_type {aka long long int}'
     ans = max(ans,abs(a.back(),b.back()));
                                        ^
In file included from /usr/include/c++/7/valarray:592:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:95,
                 from gap.cpp:2:
/usr/include/c++/7/bits/valarray_after.h:442:5: note: candidate: template<class _Tp> std::_Expr<std::_UnClos<std::_Abs, std::_ValArray, _Tp>, _Tp> std::abs(const std::valarray<_Tp>&)
     _DEFINE_EXPR_UNARY_FUNCTION(abs, _Abs)
     ^
/usr/include/c++/7/bits/valarray_after.h:442:5: note:   template argument deduction/substitution failed:
gap.cpp:37:40: note:   mismatched types 'const std::valarray<_Tp>' and '__gnu_cxx::__alloc_traits<std::allocator<long long int> >::value_type {aka long long int}'
     ans = max(ans,abs(a.back(),b.back()));
                                        ^