Submission #387648

#	Time	Username	Problem	Language	Result	Execution time	Memory
387648		Pichon5	Horses (IOI15_horses)	C++17	Compilation error	0 ms	0 KiB

horses

#include "horses.h"
#define vi vector<int>
#define ll long long int
#include <bits/stdc++.h>
using namespace std;
const int mod=1e9+7;
const int tam =1005;
ll x[tam];
ll y[tam];
int n;
int solve(){
    int num=1;
    int res=0;
    for(int i=0;i<n;i++){
        num*=x[i];
        num%=mod;
        res=max(res,y[i]%mod*num%mod);
    }
    return res%mod;
}
int init(int N, int X[], int Y[]) {
    n=N;
    for(int i=0;i<n;i++){
        x[i]=X[i];
        y[i]=Y[i];
    }
    return solve();
}
int updateX(int pos, int val) {
	x[pos]=val;
	return solve();
}

int updateY(int pos, int val) {
	y[pos]=val;
	return solve();
}

Compilation message (stderr)

horses.cpp: In function 'int solve()':
horses.cpp:15:12: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   15 |         num*=x[i];
      |         ~~~^~~~~~
horses.cpp:17:37: error: no matching function for call to 'max(int&, long long int)'
   17 |         res=max(res,y[i]%mod*num%mod);
      |                                     ^
In file included from /usr/include/c++/9/bits/specfun.h:45,
                 from /usr/include/c++/9/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41,
                 from horses.cpp:4:
/usr/include/c++/9/bits/stl_algobase.h:222:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  222 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/9/bits/stl_algobase.h:222:5: note:   template argument deduction/substitution failed:
horses.cpp:17:37: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   17 |         res=max(res,y[i]%mod*num%mod);
      |                                     ^
In file included from /usr/include/c++/9/bits/specfun.h:45,
                 from /usr/include/c++/9/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41,
                 from horses.cpp:4:
/usr/include/c++/9/bits/stl_algobase.h:268:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  268 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/9/bits/stl_algobase.h:268:5: note:   template argument deduction/substitution failed:
horses.cpp:17:37: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   17 |         res=max(res,y[i]%mod*num%mod);
      |                                     ^
In file included from /usr/include/c++/9/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:65,
                 from horses.cpp:4:
/usr/include/c++/9/bits/stl_algo.h:3456:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(std::initializer_list<_Tp>)'
 3456 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/9/bits/stl_algo.h:3456:5: note:   template argument deduction/substitution failed:
horses.cpp:17:37: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   17 |         res=max(res,y[i]%mod*num%mod);
      |                                     ^
In file included from /usr/include/c++/9/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:65,
                 from horses.cpp:4:
/usr/include/c++/9/bits/stl_algo.h:3462:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(std::initializer_list<_Tp>, _Compare)'
 3462 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/9/bits/stl_algo.h:3462:5: note:   template argument deduction/substitution failed:
horses.cpp:17:37: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   17 |         res=max(res,y[i]%mod*num%mod);
      |                                     ^