Submission #804546

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
804546	2023-08-03T09:43:17 Z	Benmath	Ancient Books (IOI17_books)	C++14	Compilation error	0 ms	0 KB

books

#include "books.h"

#include <bits/stdc++.h>

using namespace std;
long long minimum_walk(std::vector<int> p, int s) {
	long long int sum=0;
	int n=p.size();
	int vis[n];
	for(int i=0;i<n;i++){
	    vis[i]=0;
	}
long long	int sad=0;
vector<pair<int,int> >v;
	for(int i=0;i<n;i++){
	    if(vis[i]==0 and i!=p[i]){
	        int maxi=i;
	        sad=i;
	        int i1=i;
	        int t1=0;
	        long long int iduci=p[i];
	        long long int tren=i;
	        while(t1==0){
	            sum=sum+abs(iduci-tren);
	            vis[tren]++;
	            if(tren>maxi){
	                maxi=tren;
	            }
	            tren=iduci;
	            iduci=p[tren];
	            if(tren==i1){
	                break;
	            }
	        }
	        v.push_back({i,maxi});
	    }
	}
	int m=v.size();
	if(m==0){
	    return 0;
	}
	int so[m];
	so[0]=v[0].second;
	for(int i=1;i<m;i++){
	    so[i]=max(so[i-1],v[i].second);
	}
	sad=0;
	for(int i=v.size()-1;i>=0;i--){
	    int x=v[i].first;
	    int maxi1=0;
	    int t1=0;
	    if(i!=0){
	        maxi1=so[i-1];
	    }
	    
	   long long int zero=0;
	        sum=sum+2*max((x-maxi1),zero);
	         
	    
	}

	return sum;
}

Compilation message

books.cpp: In function 'long long int minimum_walk(std::vector<int>, int)':
books.cpp:57:38: error: no matching function for call to 'max(int, long long int&)'
   57 |          sum=sum+2*max((x-maxi1),zero);
      |                                      ^
In file included from /usr/include/c++/10/vector:60,
                 from books.h:1,
                 from books.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:254:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  254 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:254:5: note:   template argument deduction/substitution failed:
books.cpp:57:38: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   57 |          sum=sum+2*max((x-maxi1),zero);
      |                                      ^
In file included from /usr/include/c++/10/vector:60,
                 from books.h:1,
                 from books.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:300:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  300 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:300:5: note:   template argument deduction/substitution failed:
books.cpp:57:38: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   57 |          sum=sum+2*max((x-maxi1),zero);
      |                                      ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from books.cpp:3:
/usr/include/c++/10/bits/stl_algo.h:3480:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(std::initializer_list<_Tp>)'
 3480 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3480:5: note:   template argument deduction/substitution failed:
books.cpp:57:38: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   57 |          sum=sum+2*max((x-maxi1),zero);
      |                                      ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from books.cpp:3:
/usr/include/c++/10/bits/stl_algo.h:3486:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(std::initializer_list<_Tp>, _Compare)'
 3486 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3486:5: note:   template argument deduction/substitution failed:
books.cpp:57:38: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   57 |          sum=sum+2*max((x-maxi1),zero);
      |                                      ^
books.cpp:51:10: warning: unused variable 't1' [-Wunused-variable]
   51 |      int t1=0;
      |          ^~